feat(assets): continue Assets implementation

core/build.gradle

@@ -24,6 +24,9 @@ dependencies {
     // reactor
     api "io.projectreactor:reactor-core"
 
+    // awaitility
+    api "org.awaitility:awaitility"
+
     // micronaut
     api "io.micronaut.data:micronaut-data-model"
     implementation "io.micronaut:micronaut-http-server-netty"

core/src/main/java/io/kestra/core/docs/JsonSchemaGenerator.java

@@ -2,6 +2,7 @@ package io.kestra.core.docs;
 
 import com.fasterxml.classmate.ResolvedType;
 import com.fasterxml.classmate.members.HierarchicType;
+import com.fasterxml.jackson.annotation.JsonProperty;
 import com.fasterxml.jackson.annotation.JsonTypeInfo;
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.databind.JsonNode;
@@ -22,6 +23,8 @@ import com.github.victools.jsonschema.module.swagger2.Swagger2Module;
 import com.google.common.collect.ImmutableMap;
 import io.kestra.core.models.annotations.Plugin;
 import io.kestra.core.models.annotations.PluginProperty;
+import io.kestra.core.models.assets.Asset;
+import io.kestra.core.models.assets.CustomAsset;
 import io.kestra.core.models.conditions.Condition;
 import io.kestra.core.models.conditions.ScheduleCondition;
 import io.kestra.core.models.dashboards.DataFilter;
@@ -63,7 +66,7 @@ import static io.kestra.core.serializers.JacksonMapper.MAP_TYPE_REFERENCE;
 @Singleton
 @Slf4j
 public class JsonSchemaGenerator {
-    
+
     private static final List<Class<?>> TYPES_RESOLVED_AS_STRING = List.of(Duration.class, LocalTime.class, LocalDate.class, LocalDateTime.class, ZonedDateTime.class, OffsetDateTime.class, OffsetTime.class);
     private static final List<Class<?>> SUBTYPE_RESOLUTION_EXCLUSION_FOR_PLUGIN_SCHEMA = List.of(Task.class, AbstractTrigger.class);
 
@@ -276,10 +279,10 @@ public class JsonSchemaGenerator {
             .with(Option.DEFINITION_FOR_MAIN_SCHEMA)
             .with(Option.PLAIN_DEFINITION_KEYS)
             .with(Option.ALLOF_CLEANUP_AT_THE_END);
-            
+
         // HACK: Registered a custom JsonUnwrappedDefinitionProvider prior to the JacksonModule 
         // to be able to return an CustomDefinition with an empty node when the ResolvedType can't be found.
-        builder.forTypesInGeneral().withCustomDefinitionProvider(new JsonUnwrappedDefinitionProvider(){
+        builder.forTypesInGeneral().withCustomDefinitionProvider(new JsonUnwrappedDefinitionProvider() {
             @Override
             public CustomDefinition provideCustomSchemaDefinition(ResolvedType javaType, SchemaGenerationContext context) {
                 try {
@@ -321,7 +324,7 @@ public class JsonSchemaGenerator {
         // inline some type
         builder.forTypesInGeneral()
             .withCustomDefinitionProvider(new CustomDefinitionProviderV2() {
-                
+
                 @Override
                 public CustomDefinition provideCustomSchemaDefinition(ResolvedType javaType, SchemaGenerationContext context) {
                     if (javaType.isInstanceOf(Map.class) || javaType.isInstanceOf(Enum.class)) {
@@ -589,11 +592,31 @@ public class JsonSchemaGenerator {
         // The `const` property is used by editors for auto-completion based on that schema.
         builder.forTypesInGeneral().withTypeAttributeOverride((collectedTypeAttributes, scope, context) -> {
             final Class<?> pluginType = scope.getType().getErasedType();
-            if (pluginType.getAnnotation(Plugin.class) != null) {
+            Plugin pluginAnnotation = pluginType.getAnnotation(Plugin.class);
+            if (pluginAnnotation != null) {
                 ObjectNode properties = (ObjectNode) collectedTypeAttributes.get("properties");
                 if (properties != null) {
+                    String typeConst = pluginType.getName();
+                    // This is needed so that assets can have arbitrary types while still being able to be identified as assets.
+                    if (pluginType == CustomAsset.class) {
+                        properties.set("type", context.getGeneratorConfig().createObjectNode()
+                            .put("type", "string")
+                        );
+                        return;
+                    }
+
+                    if (Asset.class.isAssignableFrom(pluginType)) {
+                        // For Asset types, we want to be able to use a simple-string type. Convention is that first alias is that string type.
+                        typeConst = pluginAnnotation.aliases().length > 0 ? pluginAnnotation.aliases()[0] : pluginType.getName();
+                        Arrays.stream(pluginType.getDeclaredMethods())
+                            .filter(m -> m.isAnnotationPresent(JsonProperty.class))
+                            .forEach(m -> properties.set(m.getAnnotation(JsonProperty.class).value(), context.getGeneratorConfig().createObjectNode()
+                                .put("type", "string")
+                            ));
+                    }
+
                     properties.set("type", context.getGeneratorConfig().createObjectNode()
-                        .put("const", pluginType.getName())
+                        .put("const", typeConst)
                     );
                 }
             }
@@ -764,6 +787,14 @@ public class JsonSchemaGenerator {
                         consumer.accept(typeContext.resolve(clz));
                     }
                 }).toList();
+        } else if (declaredType.getErasedType() == Asset.class) {
+            return getRegisteredPlugins()
+                .stream()
+                .flatMap(registeredPlugin -> registeredPlugin.getAssets().stream())
+                .filter(p -> allowedPluginTypes.isEmpty() || allowedPluginTypes.contains(p.getName()))
+                .filter(Predicate.not(io.kestra.core.models.Plugin::isInternal))
+                .map(typeContext::resolve)
+                .toList();
         }
 
         return null;

core/src/main/java/io/kestra/core/models/QueryFilter.java

@@ -103,12 +103,48 @@ public record QueryFilter(
                 return List.of(Op.EQUALS, Op.NOT_EQUALS, Op.IN, Op.NOT_IN, Op.CONTAINS);
             }
         },
+        METADATA("metadata") {
+            @Override
+            public List<Op> supportedOp() {
+                return List.of(Op.EQUALS, Op.NOT_EQUALS, Op.IN, Op.NOT_IN, Op.CONTAINS);
+            }
+        },
         FLOW_ID("flowId") {
             @Override
             public List<Op> supportedOp() {
                 return List.of(Op.EQUALS, Op.NOT_EQUALS, Op.CONTAINS, Op.STARTS_WITH, Op.ENDS_WITH, Op.REGEX, Op.IN, Op.NOT_IN, Op.PREFIX);
             }
         },
+        FLOW_REVISION("flowRevision") {
+            @Override
+            public List<Op> supportedOp() {
+                return List.of(Op.EQUALS, Op.NOT_EQUALS, Op.IN, Op.NOT_IN);
+            }
+        },
+        ID("id") {
+            @Override
+            public List<Op> supportedOp() {
+                return List.of(Op.EQUALS, Op.NOT_EQUALS, Op.CONTAINS, Op.STARTS_WITH, Op.ENDS_WITH, Op.REGEX);
+            }
+        },
+        ASSET_ID("assetId") {
+            @Override
+            public List<Op> supportedOp() {
+                return List.of(Op.EQUALS, Op.NOT_EQUALS, Op.CONTAINS, Op.STARTS_WITH, Op.ENDS_WITH, Op.REGEX);
+            }
+        },
+        TYPE("type") {
+            @Override
+            public List<Op> supportedOp() {
+                return List.of(Op.EQUALS, Op.NOT_EQUALS, Op.CONTAINS, Op.STARTS_WITH, Op.ENDS_WITH, Op.REGEX);
+            }
+        },
+        CREATED("created") {
+            @Override
+            public List<Op> supportedOp() {
+                return List.of(Op.GREATER_THAN_OR_EQUAL_TO, Op.GREATER_THAN, Op.LESS_THAN_OR_EQUAL_TO, Op.LESS_THAN, Op.EQUALS, Op.NOT_EQUALS);
+            }
+        },
         UPDATED("updated") {
             @Override
             public List<Op> supportedOp() {
@@ -163,6 +199,18 @@ public record QueryFilter(
                 return List.of(Op.EQUALS, Op.NOT_EQUALS, Op.CONTAINS, Op.STARTS_WITH, Op.ENDS_WITH, Op.IN, Op.NOT_IN);
             }
         },
+        TASK_ID("taskId") {
+            @Override
+            public List<Op> supportedOp() {
+                return List.of(Op.EQUALS, Op.NOT_EQUALS, Op.CONTAINS, Op.STARTS_WITH, Op.ENDS_WITH, Op.IN, Op.NOT_IN);
+            }
+        },
+        TASK_RUN_ID("taskRunId") {
+            @Override
+            public List<Op> supportedOp() {
+                return List.of(Op.EQUALS, Op.NOT_EQUALS, Op.CONTAINS, Op.STARTS_WITH, Op.ENDS_WITH, Op.IN, Op.NOT_IN);
+            }
+        },
         CHILD_FILTER("childFilter") {
             @Override
             public List<Op> supportedOp() {
@@ -312,6 +360,34 @@ public record QueryFilter(
                     Field.UPDATED
                 );
             }
+        },
+        ASSET {
+            @Override
+            public List<Field> supportedField() {
+                return List.of(
+                    Field.QUERY,
+                    Field.ID,
+                    Field.TYPE,
+                    Field.NAMESPACE,
+                    Field.METADATA,
+                    Field.UPDATED
+                );
+            }
+        },
+        ASSET_USAGE {
+            @Override
+            public List<Field> supportedField() {
+                return List.of(
+                    Field.ASSET_ID,
+                    Field.NAMESPACE,
+                    Field.FLOW_ID,
+                    Field.FLOW_REVISION,
+                    Field.EXECUTION_ID,
+                    Field.TASK_ID,
+                    Field.TASK_RUN_ID,
+                    Field.CREATED
+                );
+            }
         };
 
         public abstract List<Field> supportedField();

core/src/main/java/io/kestra/core/models/assets/Asset.java

@@ -0,0 +1,111 @@
+package io.kestra.core.models.assets;
+
+import com.fasterxml.jackson.annotation.JsonAnySetter;
+import io.kestra.core.models.DeletedInterface;
+import io.kestra.core.models.HasUID;
+import io.kestra.core.models.Plugin;
+import io.kestra.core.utils.IdUtils;
+import io.swagger.v3.oas.annotations.Hidden;
+import jakarta.annotation.Nullable;
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.Pattern;
+import jakarta.validation.constraints.Size;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+import java.time.Instant;
+import java.util.*;
+
+@Getter
+@NoArgsConstructor
+public abstract class Asset implements HasUID, DeletedInterface, Plugin {
+    @Hidden
+    @Pattern(regexp = "^[a-z0-9][a-z0-9_-]*")
+    protected String tenantId;
+
+    @Pattern(regexp = "^[a-z0-9][a-z0-9._-]*")
+    @Size(min = 1, max = 150)
+    protected String namespace;
+
+    @NotBlank
+    @Pattern(regexp = "^[a-zA-Z0-9][a-zA-Z0-9._-]*")
+    @Size(min = 1, max = 150)
+    protected String id;
+
+    @NotBlank
+    protected String type;
+
+    protected String displayName;
+
+    protected String description;
+
+    protected Map<String, Object> metadata;
+
+    @Nullable
+    @Hidden
+    private Instant created;
+
+    @Nullable
+    @Hidden
+    private Instant updated;
+
+    @Hidden
+    private boolean deleted;
+
+    public Asset(
+        String tenantId,
+        String namespace,
+        String id,
+        String type,
+        String displayName,
+        String description,
+        Map<String, Object> metadata,
+        Instant created,
+        Instant updated,
+        boolean deleted
+    ) {
+        this.tenantId = tenantId;
+        this.namespace = namespace;
+        this.id = id;
+        this.type = type;
+        this.displayName = displayName;
+        this.description = description;
+        this.metadata = Optional.ofNullable(metadata).map(HashMap::new).orElse(new HashMap<>());
+        Instant now = Instant.now();
+        this.created = Optional.ofNullable(created).orElse(now);
+        this.updated = Optional.ofNullable(updated).orElse(now);
+        this.deleted = deleted;
+    }
+
+    public <T extends Asset> T toUpdated() {
+        if (this.created == null) {
+            this.created = Instant.now();
+        }
+        this.updated = Instant.now();
+        return (T) this;
+    }
+
+    public Asset toDeleted() {
+        this.deleted = true;
+        return this;
+    }
+
+    @JsonAnySetter
+    public void setMetadata(String name, Object value) {
+        metadata.put(name, value);
+    }
+
+    @Override
+    public String uid() {
+        return Asset.uid(tenantId, id);
+    }
+
+    public static String uid(String tenantId, String id) {
+        return IdUtils.fromParts(tenantId, id);
+    }
+
+    public Asset withTenantId(String tenantId) {
+        this.tenantId = tenantId;
+        return this;
+    }
+}

core/src/main/java/io/kestra/core/models/assets/AssetIdentifier.java

@@ -0,0 +1,19 @@
+package io.kestra.core.models.assets;
+
+import io.kestra.core.utils.IdUtils;
+import io.swagger.v3.oas.annotations.Hidden;
+
+public record AssetIdentifier(@Hidden String tenantId, @Hidden String namespace, String id){
+
+    public AssetIdentifier withTenantId(String tenantId) {
+        return new AssetIdentifier(tenantId, this.namespace, this.id);
+    }
+
+    public String uid() {
+        return IdUtils.fromParts(tenantId, id);
+    }
+
+    public static AssetIdentifier of(Asset asset) {
+        return new AssetIdentifier(asset.getTenantId(), asset.getNamespace(), asset.getId());
+    }
+}

core/src/main/java/io/kestra/core/models/assets/AssetUser.java

@@ -0,0 +1,18 @@
+package io.kestra.core.models.assets;
+
+import io.kestra.core.models.HasUID;
+import io.kestra.core.models.flows.FlowId;
+import io.kestra.core.utils.IdUtils;
+
+/**
+ * Represents an entity that used an asset
+ */
+public record AssetUser(String tenantId, String namespace, String flowId, Integer flowRevision, String executionId, String taskId, String taskRunId) implements HasUID {
+    public String uid() {
+        return IdUtils.fromParts(tenantId, namespace, flowId, String.valueOf(flowRevision), executionId, taskRunId);
+    }
+
+    public FlowId toFlowId() {
+        return FlowId.of(tenantId, namespace, flowId, flowRevision);
+    }
+}

core/src/main/java/io/kestra/core/models/assets/AssetsDeclaration.java

@@ -0,0 +1,22 @@
+package io.kestra.core.models.assets;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import io.micronaut.core.annotation.Introspected;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+import java.util.List;
+import java.util.Optional;
+
+@Getter
+public class AssetsDeclaration extends AssetsInOut {
+    private boolean enableAuto;
+
+    @JsonCreator
+    public AssetsDeclaration(Boolean enableAuto, List<AssetIdentifier> inputs, List<Asset> outputs) {
+        super(inputs, outputs);
+
+        this.enableAuto = Optional.ofNullable(enableAuto).orElse(false);
+    }
+}

core/src/main/java/io/kestra/core/models/assets/AssetsInOut.java

@@ -0,0 +1,21 @@
+package io.kestra.core.models.assets;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import lombok.Getter;
+
+import java.util.Collections;
+import java.util.List;
+import java.util.Optional;
+
+@Getter
+public class AssetsInOut {
+    private List<AssetIdentifier> inputs;
+
+    private List<Asset> outputs;
+
+    @JsonCreator
+    public AssetsInOut(List<AssetIdentifier> inputs, List<Asset> outputs) {
+        this.inputs = Optional.ofNullable(inputs).orElse(Collections.emptyList());
+        this.outputs = Optional.ofNullable(outputs).orElse(Collections.emptyList());
+    }
+}

core/src/main/java/io/kestra/core/models/assets/CustomAsset.java

@@ -0,0 +1,30 @@
+package io.kestra.core.models.assets;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import io.kestra.core.models.annotations.Plugin;
+import lombok.Builder;
+import lombok.NoArgsConstructor;
+
+import java.time.Instant;
+import java.util.Map;
+
+@NoArgsConstructor
+@Plugin
+public class CustomAsset extends Asset {
+    @Builder
+    @JsonCreator
+    public CustomAsset(
+        String tenantId,
+        String namespace,
+        String id,
+        String type,
+        String displayName,
+        String description,
+        Map<String, Object> metadata,
+        Instant created,
+        Instant updated,
+        boolean deleted
+    ) {
+        super(tenantId, namespace, id, type, displayName, description, metadata, created, updated, deleted);
+    }
+}

core/src/main/java/io/kestra/core/models/assets/DatasetAsset.java

@@ -0,0 +1,73 @@
+package io.kestra.core.models.assets;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import io.kestra.core.models.annotations.Plugin;
+import lombok.Builder;
+import lombok.NoArgsConstructor;
+
+import java.time.Instant;
+import java.util.Map;
+import java.util.Optional;
+
+@NoArgsConstructor
+@Plugin(aliases = DatasetAsset.ASSET_TYPE)
+public class DatasetAsset extends Asset {
+    public static final String ASSET_TYPE = "DATASET";
+
+    @Builder
+    @JsonCreator
+    public DatasetAsset(
+        String tenantId,
+        String namespace,
+        String id,
+        String displayName,
+        String description,
+        String system,
+        String location,
+        String format,
+        Map<String, Object> metadata,
+        Instant created,
+        Instant updated,
+        boolean deleted
+    ) {
+        super(tenantId, namespace, id, ASSET_TYPE, displayName, description, metadata, created, updated, deleted);
+
+        this.setSystem(system);
+        this.setLocation(location);
+        this.setFormat(format);
+    }
+
+    @JsonProperty("system")
+    public String getSystem() {
+        return Optional.ofNullable(metadata.get("system")).map(Object::toString).orElse(null);
+    }
+
+    @JsonProperty("location")
+    public String getLocation() {
+        return Optional.ofNullable(metadata.get("location")).map(Object::toString).orElse(null);
+    }
+
+    @JsonProperty("format")
+    public String getFormat() {
+        return Optional.ofNullable(metadata.get("format")).map(Object::toString).orElse(null);
+    }
+
+    public void setSystem(String system) {
+        if (system != null) {
+            metadata.put("system", system);
+        }
+    }
+
+    public void setLocation(String location) {
+        if (location != null) {
+            metadata.put("location", location);
+        }
+    }
+
+    public void setFormat(String format) {
+        if (format != null) {
+            metadata.put("format", format);
+        }
+    }
+}

core/src/main/java/io/kestra/core/models/assets/ExternalAsset.java

@@ -0,0 +1,31 @@
+package io.kestra.core.models.assets;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import io.kestra.core.models.annotations.Plugin;
+import lombok.Builder;
+import lombok.NoArgsConstructor;
+
+import java.time.Instant;
+import java.util.Map;
+
+@NoArgsConstructor
+@Plugin(aliases = ExternalAsset.ASSET_TYPE)
+public class ExternalAsset extends Asset {
+    public static final String ASSET_TYPE = "EXTERNAL";
+
+    @Builder
+    @JsonCreator
+    public ExternalAsset(
+        String tenantId,
+        String namespace,
+        String id,
+        String displayName,
+        String description,
+        Map<String, Object> metadata,
+        Instant created,
+        Instant updated,
+        boolean deleted
+    ) {
+        super(tenantId, namespace, id, ASSET_TYPE, displayName, description, metadata, created, updated, deleted);
+    }
+}

core/src/main/java/io/kestra/core/models/assets/FileAsset.java

@@ -0,0 +1,60 @@
+package io.kestra.core.models.assets;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import io.kestra.core.models.annotations.Plugin;
+import lombok.Builder;
+import lombok.NoArgsConstructor;
+
+import java.time.Instant;
+import java.util.Map;
+import java.util.Optional;
+
+@NoArgsConstructor
+@Plugin(aliases = FileAsset.ASSET_TYPE)
+public class FileAsset extends Asset {
+    public static final String ASSET_TYPE = "FILE";
+
+    @Builder
+    @JsonCreator
+    public FileAsset(
+        String tenantId,
+        String namespace,
+        String id,
+        String displayName,
+        String description,
+        String system,
+        String path,
+        Map<String, Object> metadata,
+        Instant created,
+        Instant updated,
+        boolean deleted
+    ) {
+        super(tenantId, namespace, id, ASSET_TYPE, displayName, description, metadata, created, updated, deleted);
+
+        this.setSystem(system);
+        this.setPath(path);
+    }
+
+    @JsonProperty("system")
+    public String getSystem() {
+        return Optional.ofNullable(metadata.get("system")).map(Object::toString).orElse(null);
+    }
+
+    @JsonProperty("path")
+    public String getPath() {
+        return Optional.ofNullable(metadata.get("path")).map(Object::toString).orElse(null);
+    }
+
+    public void setSystem(String system) {
+        if (system != null) {
+            metadata.put("system", system);
+        }
+    }
+
+    public void setPath(String path) {
+        if (path != null) {
+            metadata.put("path", path);
+        }
+    }
+}

core/src/main/java/io/kestra/core/models/assets/TableAsset.java

@@ -0,0 +1,86 @@
+package io.kestra.core.models.assets;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import io.kestra.core.models.annotations.Plugin;
+import lombok.Builder;
+import lombok.NoArgsConstructor;
+
+import java.time.Instant;
+import java.util.Map;
+import java.util.Optional;
+
+@NoArgsConstructor
+@Plugin(aliases = TableAsset.ASSET_TYPE)
+public class TableAsset extends Asset {
+    public static final String ASSET_TYPE = "TABLE";
+
+    @Builder
+    @JsonCreator
+    public TableAsset(
+        String tenantId,
+        String namespace,
+        String id,
+        String displayName,
+        String description,
+        String system,
+        String database,
+        String schema,
+        String name,
+        Map<String, Object> metadata,
+        Instant created,
+        Instant updated,
+        boolean deleted
+    ) {
+        super(tenantId, namespace, id, ASSET_TYPE, displayName, description, metadata, created, updated, deleted);
+
+        this.setSystem(system);
+        this.setDatabase(database);
+        this.setSchema(schema);
+        this.setName(name);
+    }
+
+    @JsonProperty("system")
+    public String getSystem() {
+        return Optional.ofNullable(metadata.get("system")).map(Object::toString).orElse(null);
+    }
+
+    @JsonProperty("database")
+    public String getDatabase() {
+        return Optional.ofNullable(metadata.get("database")).map(Object::toString).orElse(null);
+    }
+
+    @JsonProperty("schema")
+    public String getSchema() {
+        return Optional.ofNullable(metadata.get("schema")).map(Object::toString).orElse(null);
+    }
+
+    @JsonProperty("name")
+    public String getName() {
+        return Optional.ofNullable(metadata.get("name")).map(Object::toString).orElse(null);
+    }
+
+    public void setSystem(String system) {
+        if (system != null) {
+            metadata.put("system", system);
+        }
+    }
+
+    public void setDatabase(String database) {
+        if (database != null) {
+            metadata.put("database", database);
+        }
+    }
+
+    public void setSchema(String schema) {
+        if (schema != null) {
+            metadata.put("schema", schema);
+        }
+    }
+
+    public void setName(String name) {
+        if (name != null) {
+            metadata.put("name", name);
+        }
+    }
+}

core/src/main/java/io/kestra/core/models/assets/VmAsset.java

@@ -0,0 +1,73 @@
+package io.kestra.core.models.assets;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import io.kestra.core.models.annotations.Plugin;
+import lombok.Builder;
+import lombok.NoArgsConstructor;
+
+import java.time.Instant;
+import java.util.Map;
+import java.util.Optional;
+
+@NoArgsConstructor
+@Plugin(aliases = VmAsset.ASSET_TYPE)
+public class VmAsset extends Asset {
+    public static final String ASSET_TYPE = "VM";
+
+    @Builder
+    @JsonCreator
+    public VmAsset(
+        String tenantId,
+        String namespace,
+        String id,
+        String displayName,
+        String description,
+        String provider,
+        String region,
+        String state,
+        Map<String, Object> metadata,
+        Instant created,
+        Instant updated,
+        boolean deleted
+    ) {
+        super(tenantId, namespace, id, ASSET_TYPE, displayName, description, metadata, created, updated, deleted);
+
+        this.setProvider(provider);
+        this.setRegion(region);
+        this.setState(state);
+    }
+
+    @JsonProperty("provider")
+    public String getProvider() {
+        return Optional.ofNullable(metadata.get("provider")).map(Object::toString).orElse(null);
+    }
+
+    @JsonProperty("region")
+    public String getRegion() {
+        return Optional.ofNullable(metadata.get("region")).map(Object::toString).orElse(null);
+    }
+
+    @JsonProperty("state")
+    public String getState() {
+        return Optional.ofNullable(metadata.get("state")).map(Object::toString).orElse(null);
+    }
+
+    public void setProvider(String provider) {
+        if (provider != null) {
+            metadata.put("provider", provider);
+        }
+    }
+
+    public void setRegion(String region) {
+        if (region != null) {
+            metadata.put("region", region);
+        }
+    }
+
+    public void setState(String state) {
+        if (state != null) {
+            metadata.put("state", state);
+        }
+    }
+}

core/src/main/java/io/kestra/core/models/executions/TaskRun.java

@@ -2,6 +2,7 @@ package io.kestra.core.models.executions;
 
 import com.fasterxml.jackson.annotation.JsonInclude;
 import io.kestra.core.models.TenantInterface;
+import io.kestra.core.models.assets.AssetsInOut;
 import io.kestra.core.models.flows.State;
 import io.kestra.core.models.tasks.ResolvedTask;
 import io.kestra.core.models.tasks.retrys.AbstractRetry;
@@ -57,6 +58,10 @@ public class TaskRun implements TenantInterface {
     @Schema(implementation = Object.class)
     Variables outputs;
 
+    @With
+    @Nullable
+    AssetsInOut assets;
+
     @NotNull
     State state;
 
@@ -87,6 +92,7 @@ public class TaskRun implements TenantInterface {
             this.value,
             this.attempts,
             this.outputs,
+            this.assets,
             this.state.withState(state),
             this.iteration,
             this.dynamic,
@@ -114,6 +120,7 @@ public class TaskRun implements TenantInterface {
             this.value,
             newAttempts,
             this.outputs,
+            this.assets,
             this.state.withState(state),
             this.iteration,
             this.dynamic,
@@ -137,6 +144,7 @@ public class TaskRun implements TenantInterface {
             this.value,
             newAttempts,
             this.outputs,
+            this.assets,
             this.state.withState(State.Type.FAILED),
             this.iteration,
             this.dynamic,
@@ -156,6 +164,7 @@ public class TaskRun implements TenantInterface {
             .value(this.getValue())
             .attempts(this.getAttempts())
             .outputs(this.getOutputs())
+            .assets(this.getAssets())
             .state(state == null ? this.getState() : state)
             .iteration(this.getIteration())
             .build();
@@ -242,6 +251,7 @@ public class TaskRun implements TenantInterface {
             ", parentTaskRunId=" + this.getParentTaskRunId() +
             ", state=" + this.getState().getCurrent().toString() +
             ", outputs=" + this.getOutputs() +
+            ", assets=" + this.getAssets() +
             ", attempts=" + this.getAttempts() +
             ")";
     }

core/src/main/java/io/kestra/core/models/tasks/Task.java

@@ -5,11 +5,13 @@ import com.fasterxml.jackson.annotation.JsonInclude;
 import io.kestra.core.exceptions.IllegalVariableEvaluationException;
 import io.kestra.core.models.annotations.Plugin;
 import io.kestra.core.models.annotations.PluginProperty;
+import io.kestra.core.models.assets.AssetsDeclaration;
 import io.kestra.core.models.executions.TaskRun;
 import io.kestra.core.models.property.Property;
 import io.kestra.core.models.tasks.retrys.AbstractRetry;
 import io.kestra.core.runners.RunContext;
 import io.kestra.plugin.core.flow.WorkingDirectory;
+import jakarta.annotation.Nullable;
 import jakarta.validation.Valid;
 import jakarta.validation.constraints.Size;
 import lombok.Builder;
@@ -78,6 +80,11 @@ abstract public class Task implements TaskInterface {
     @Valid
     private Cache taskCache;
 
+    @PluginProperty(hidden = true, group = PluginProperty.CORE_GROUP)
+    @Valid
+    @Nullable
+    private Property<AssetsDeclaration> assets;
+
     public Optional<Task> findById(String id) {
         if (this.getId().equals(id)) {
             return Optional.of(this);

core/src/main/java/io/kestra/core/models/tasks/runners/TaskLogLineMatcher.java

@@ -1,10 +1,13 @@
 package io.kestra.core.models.tasks.runners;
 
 import com.fasterxml.jackson.databind.ObjectMapper;
+import io.kestra.core.exceptions.IllegalVariableEvaluationException;
+import io.kestra.core.models.assets.Asset;
 import io.kestra.core.models.executions.AbstractMetricEntry;
+import io.kestra.core.queues.QueueException;
+import io.kestra.core.runners.AssetEmitter;
 import io.kestra.core.runners.RunContext;
 import io.kestra.core.serializers.JacksonMapper;
-import jakarta.inject.Singleton;
 import org.slf4j.Logger;
 import org.slf4j.event.Level;
 import org.slf4j.spi.LoggingEventBuilder;
@@ -18,6 +21,7 @@ import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
 import static io.kestra.core.runners.RunContextLogger.ORIGINAL_TIMESTAMP_KEY;
+import static io.kestra.core.utils.Rethrow.throwConsumer;
 
 /**
  * Service for matching and capturing structured data from task execution logs.
@@ -76,6 +80,18 @@ public class TaskLogLineMatcher {
                 }
             });
         }
+
+        if (match.assets() != null) {
+            try {
+                AssetEmitter assetEmitter = runContext.assets();
+                match.assets().forEach(throwConsumer(assetEmitter::upsert));
+            } catch (IllegalVariableEvaluationException e) {
+                logger.warn("Unable to get asset emitter for log '{}'", data, e);
+            } catch (QueueException e) {
+                logger.warn("Unable to emit asset for log '{}'", data, e);
+            }
+        }
+
         return match;
     }
 
@@ -94,8 +110,9 @@ public class TaskLogLineMatcher {
     public record TaskLogMatch(
         Map<String, Object> outputs,
         List<AbstractMetricEntry<?>> metrics,
-        List<LogLine> logs
-    ) {
+        List<LogLine> logs,
+        List<Asset> assets
+        ) {
         @Override
         public Map<String, Object> outputs() {
             return Optional.ofNullable(outputs).orElse(Map.of());

core/src/main/java/io/kestra/core/models/triggers/AbstractTrigger.java

@@ -6,8 +6,10 @@ import com.fasterxml.jackson.databind.annotation.JsonSerialize;
 import io.kestra.core.models.Label;
 import io.kestra.core.models.annotations.Plugin;
 import io.kestra.core.models.annotations.PluginProperty;
+import io.kestra.core.models.assets.AssetsDeclaration;
 import io.kestra.core.models.conditions.Condition;
 import io.kestra.core.models.flows.State;
+import io.kestra.core.models.property.Property;
 import io.kestra.core.models.tasks.WorkerGroup;
 import io.kestra.core.serializers.ListOrMapOfLabelDeserializer;
 import io.kestra.core.serializers.ListOrMapOfLabelSerializer;
@@ -88,6 +90,9 @@ abstract public class AbstractTrigger implements TriggerInterface {
     )
     private boolean allowConcurrent = false;
 
+    @PluginProperty(hidden = true, group = PluginProperty.CORE_GROUP)
+    private Property<AssetsDeclaration> assets;
+
     /**
      * For backward compatibility: we rename minLogLevel to logLevel.
      * @deprecated use {@link #logLevel} instead

core/src/main/java/io/kestra/core/plugins/DefaultPluginRegistry.java

@@ -1,6 +1,7 @@
 package io.kestra.core.plugins;
 
 import io.kestra.core.models.Plugin;
+import io.kestra.core.models.assets.Asset;
 import jakarta.annotation.Nullable;
 import jakarta.validation.constraints.NotNull;
 import org.slf4j.Logger;

core/src/main/java/io/kestra/core/plugins/PluginModule.java

@@ -2,6 +2,7 @@ package io.kestra.core.plugins;
 
 import com.fasterxml.jackson.databind.module.SimpleModule;
 import io.kestra.core.app.AppPluginInterface;
+import io.kestra.core.models.assets.Asset;
 import io.kestra.core.models.conditions.Condition;
 import io.kestra.core.models.dashboards.DataFilter;
 import io.kestra.core.models.dashboards.DataFilterKPI;
@@ -11,6 +12,7 @@ import io.kestra.core.models.tasks.Task;
 import io.kestra.core.models.tasks.logs.LogExporter;
 import io.kestra.core.models.tasks.runners.TaskRunner;
 import io.kestra.core.models.triggers.AbstractTrigger;
+import io.kestra.core.plugins.serdes.AssetDeserializer;
 import io.kestra.core.plugins.serdes.PluginDeserializer;
 import io.kestra.core.secret.SecretPluginInterface;
 import io.kestra.core.storages.StorageInterface;
@@ -45,5 +47,6 @@ public class PluginModule extends SimpleModule {
         addDeserializer(SecretPluginInterface.class, new PluginDeserializer<>());
         addDeserializer(AppPluginInterface.class, new PluginDeserializer<>());
         addDeserializer(LogExporter.class, new PluginDeserializer<>());
+        addDeserializer(Asset.class, new AssetDeserializer());
     }
 }

core/src/main/java/io/kestra/core/plugins/PluginScanner.java

@@ -3,6 +3,7 @@ package io.kestra.core.plugins;
 import io.kestra.core.app.AppBlockInterface;
 import io.kestra.core.app.AppPluginInterface;
 import io.kestra.core.models.Plugin;
+import io.kestra.core.models.assets.Asset;
 import io.kestra.core.models.conditions.Condition;
 import io.kestra.core.models.dashboards.DataFilter;
 import io.kestra.core.models.dashboards.DataFilterKPI;
@@ -108,6 +109,7 @@ public class PluginScanner {
         List<Class<? extends StorageInterface>> storages = new ArrayList<>();
         List<Class<? extends SecretPluginInterface>> secrets = new ArrayList<>();
         List<Class<? extends TaskRunner<?>>> taskRunners = new ArrayList<>();
+        List<Class<? extends Asset>> assets = new ArrayList<>();
         List<Class<? extends AppPluginInterface>> apps = new ArrayList<>();
         List<Class<? extends AppBlockInterface>> appBlocks = new ArrayList<>();
         List<Class<? extends Chart<?>>> charts = new ArrayList<>();
@@ -155,6 +157,10 @@ public class PluginScanner {
                         //noinspection unchecked
                         taskRunners.add((Class<? extends TaskRunner<?>>) runner.getClass());
                     }
+                    case Asset asset -> {
+                        log.debug("Loading Asset plugin: '{}'", plugin.getClass());
+                        assets.add(asset.getClass());
+                    }
                     case AppPluginInterface app -> {
                         log.debug("Loading App plugin: '{}'", plugin.getClass());
                         apps.add(app.getClass());
@@ -223,6 +229,7 @@ public class PluginScanner {
             .conditions(conditions)
             .storages(storages)
             .secrets(secrets)
+            .assets(assets)
             .apps(apps)
             .appBlocks(appBlocks)
             .taskRunners(taskRunners)

core/src/main/java/io/kestra/core/plugins/RegisteredPlugin.java

@@ -3,6 +3,7 @@ package io.kestra.core.plugins;
 import io.kestra.core.app.AppBlockInterface;
 import io.kestra.core.app.AppPluginInterface;
 import io.kestra.core.models.annotations.PluginSubGroup;
+import io.kestra.core.models.assets.Asset;
 import io.kestra.core.models.conditions.Condition;
 import io.kestra.core.models.dashboards.DataFilter;
 import io.kestra.core.models.dashboards.DataFilterKPI;
@@ -39,6 +40,7 @@ public class RegisteredPlugin {
     public static final String STORAGES_GROUP_NAME = "storages";
     public static final String SECRETS_GROUP_NAME = "secrets";
     public static final String TASK_RUNNERS_GROUP_NAME = "task-runners";
+    public static final String ASSETS_GROUP_NAME = "assets";
     public static final String APPS_GROUP_NAME = "apps";
     public static final String APP_BLOCKS_GROUP_NAME = "app-blocks";
     public static final String CHARTS_GROUP_NAME = "charts";
@@ -56,6 +58,7 @@ public class RegisteredPlugin {
     private final List<Class<? extends StorageInterface>> storages;
     private final List<Class<? extends SecretPluginInterface>> secrets;
     private final List<Class<? extends TaskRunner<?>>> taskRunners;
+    private final List<Class<? extends Asset>> assets;
     private final List<Class<? extends AppPluginInterface>> apps;
     private final List<Class<? extends AppBlockInterface>> appBlocks;
     private final List<Class<? extends Chart<?>>> charts;
@@ -74,6 +77,7 @@ public class RegisteredPlugin {
             !storages.isEmpty() ||
             !secrets.isEmpty() ||
             !taskRunners.isEmpty() ||
+            !assets.isEmpty()  ||
             !apps.isEmpty()  ||
             !appBlocks.isEmpty() ||
             !charts.isEmpty() ||
@@ -145,6 +149,10 @@ public class RegisteredPlugin {
             return AppPluginInterface.class;
         }
 
+        if (this.getAssets().stream().anyMatch(r -> r.getName().equals(cls))) {
+            return Asset.class;
+        }
+
         if (this.getLogExporters().stream().anyMatch(r -> r.getName().equals(cls))) {
             return LogExporter.class;
         }
@@ -180,6 +188,7 @@ public class RegisteredPlugin {
         result.put(STORAGES_GROUP_NAME, Arrays.asList(this.getStorages().toArray(Class[]::new)));
         result.put(SECRETS_GROUP_NAME, Arrays.asList(this.getSecrets().toArray(Class[]::new)));
         result.put(TASK_RUNNERS_GROUP_NAME, Arrays.asList(this.getTaskRunners().toArray(Class[]::new)));
+        result.put(ASSETS_GROUP_NAME, Arrays.asList(this.getAssets().toArray(Class[]::new)));
         result.put(APPS_GROUP_NAME, Arrays.asList(this.getApps().toArray(Class[]::new)));
         result.put(APP_BLOCKS_GROUP_NAME, Arrays.asList(this.getAppBlocks().toArray(Class[]::new)));
         result.put(CHARTS_GROUP_NAME, Arrays.asList(this.getCharts().toArray(Class[]::new)));
@@ -359,6 +368,12 @@ public class RegisteredPlugin {
             b.append("] ");
         }
 
+        if (!this.getAssets().isEmpty()) {
+            b.append("[Assets: ");
+            b.append(this.getAssets().stream().map(Class::getName).collect(Collectors.joining(", ")));
+            b.append("] ");
+        }
+
         if (!this.getApps().isEmpty()) {
             b.append("[Apps: ");
             b.append(this.getApps().stream().map(Class::getName).collect(Collectors.joining(", ")));

core/src/main/java/io/kestra/core/plugins/serdes/AssetDeserializer.java

@@ -0,0 +1,16 @@
+package io.kestra.core.plugins.serdes;
+
+import com.fasterxml.jackson.databind.JsonDeserializer;
+import io.kestra.core.models.Plugin;
+import io.kestra.core.models.assets.Asset;
+import io.kestra.core.models.assets.CustomAsset;
+
+/**
+ * Specific {@link JsonDeserializer} for deserializing {@link Asset}.
+ */
+public final class AssetDeserializer extends PluginDeserializer<Asset> {
+    @Override
+    protected Class<? extends Plugin> fallbackClass() {
+        return CustomAsset.class;
+    }
+}

core/src/main/java/io/kestra/core/plugins/serdes/PluginDeserializer.java

@@ -29,7 +29,7 @@ import java.util.Optional;
  * The {@link PluginDeserializer} uses the {@link PluginRegistry} to found the plugin class corresponding to
  * a plugin type.
  */
-public final class PluginDeserializer<T extends Plugin> extends JsonDeserializer<T> {
+public class PluginDeserializer<T extends Plugin> extends JsonDeserializer<T> {
 
     private static final Logger log = LoggerFactory.getLogger(PluginDeserializer.class);
 
@@ -93,6 +93,10 @@ public final class PluginDeserializer<T extends Plugin> extends JsonDeserializer
                 identifier
             );
             pluginType = pluginRegistry.findClassByIdentifier(identifier);
+
+            if (pluginType == null) {
+                pluginType = fallbackClass();
+            }
         }
 
         if (pluginType == null) {
@@ -153,4 +157,8 @@ public final class PluginDeserializer<T extends Plugin> extends JsonDeserializer
 
         return isVersioningSupported && version != null && !version.isEmpty() ? type + ":" + version : type;
     }
+
+    protected Class<? extends Plugin> fallbackClass() {
+        return null;
+    }
 }

core/src/main/java/io/kestra/core/runners/AssetEmitter.java

@@ -0,0 +1,12 @@
+package io.kestra.core.runners;
+
+import io.kestra.core.models.assets.Asset;
+import io.kestra.core.queues.QueueException;
+
+import java.util.List;
+
+public interface AssetEmitter {
+    void upsert(Asset asset) throws QueueException;
+
+    List<Asset> outputs();
+}

core/src/main/java/io/kestra/core/runners/DefaultRunContext.java

@@ -6,11 +6,13 @@ import com.google.common.base.CaseFormat;
 import com.google.common.collect.ImmutableMap;
 import io.kestra.core.exceptions.IllegalVariableEvaluationException;
 import io.kestra.core.metrics.MetricRegistry;
+import io.kestra.core.models.assets.AssetsDeclaration;
 import io.kestra.core.models.Plugin;
 import io.kestra.core.models.executions.AbstractMetricEntry;
 import io.kestra.core.models.property.Property;
 import io.kestra.core.models.tasks.Task;
 import io.kestra.core.models.triggers.AbstractTrigger;
+import io.kestra.core.services.AssetManagerFactory;
 import io.kestra.core.plugins.PluginConfigurations;
 import io.kestra.core.services.KVStoreService;
 import io.kestra.core.storages.Storage;
@@ -54,6 +56,7 @@ public class DefaultRunContext extends RunContext {
     private MetricRegistry meterRegistry;
     private VersionProvider version;
     private KVStoreService kvStoreService;
+    private AssetManagerFactory assetManagerFactory;
     private Optional<String> secretKey;
     private WorkingDir workingDir;
     private Validator validator;
@@ -73,6 +76,8 @@ public class DefaultRunContext extends RunContext {
     private Task task;
     private AbstractTrigger trigger;
 
+    private volatile AssetEmitter assetEmitter;
+
     private final AtomicBoolean isInitialized = new AtomicBoolean(false);
 
 
@@ -161,6 +166,7 @@ public class DefaultRunContext extends RunContext {
             this.secretKey = applicationContext.getProperty("kestra.encryption.secret-key", String.class);
             this.validator = applicationContext.getBean(Validator.class);
             this.localPath = applicationContext.getBean(LocalPathFactory.class).createLocalPath(this);
+            this.assetManagerFactory = applicationContext.getBean(AssetManagerFactory.class);
         }
     }
 
@@ -537,6 +543,23 @@ public class DefaultRunContext extends RunContext {
         return flow != null ? flow.get("tenantId") : null;
     }
 
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public TaskRunInfo taskRunInfo() {
+        Optional<Map<String, Object>> maybeTaskRunMap = Optional.ofNullable(this.getVariables().get("taskrun"))
+            .map(Map.class::cast);
+        return new TaskRunInfo(
+            (String) this.getVariables().get("executionId"),
+            (String) this.getVariables().get("taskId"),
+            maybeTaskRunMap.map(m -> (String) m.get("id"))
+                .orElse(null),
+            maybeTaskRunMap.map(m -> (String) m.get("value"))
+                .orElse(null)
+        );
+    }
+
     /**
      * {@inheritDoc}
      */
@@ -545,12 +568,7 @@ public class DefaultRunContext extends RunContext {
     public FlowInfo flowInfo() {
         Map<String, Object> flow = (Map<String, Object>) this.getVariables().get("flow");
         // normally only tests should not have the flow variable
-        return flow == null ? new FlowInfo(null, null, null, null) : new FlowInfo(
-            (String) flow.get("tenantId"),
-            (String) flow.get("namespace"),
-            (String) flow.get("id"),
-            (Integer) flow.get("revision")
-        );
+        return flow == null ? new FlowInfo(null, null, null, null) : FlowInfo.from(flow);
     }
 
     /**
@@ -594,6 +612,25 @@ public class DefaultRunContext extends RunContext {
         return new AclCheckerImpl(this.applicationContext, flowInfo());
     }
 
+    @Override
+    public AssetEmitter assets() throws IllegalVariableEvaluationException {
+        if (this.assetEmitter == null) {
+            synchronized (this) {
+                if (this.assetEmitter == null) {
+                    this.assetEmitter = assetManagerFactory.of(
+                        Optional.ofNullable(task).map(Task::getAssets)
+                            .or(() -> Optional.ofNullable(trigger).map(AbstractTrigger::getAssets))
+                            .flatMap(throwFunction(asset -> this.render(asset).as(AssetsDeclaration.class)))
+                            .map(AssetsDeclaration::isEnableAuto)
+                            .orElse(false)
+                    );
+                }
+            }
+        }
+
+        return this.assetEmitter;
+    }
+
     @Override
     public LocalPath localPath() {
         return localPath;

core/src/main/java/io/kestra/core/runners/RunContext.java

@@ -143,6 +143,8 @@ public abstract class RunContext implements PropertyContext {
     @Deprecated(forRemoval = true)
     public abstract String tenantId();
 
+    public abstract TaskRunInfo taskRunInfo();
+
     public abstract FlowInfo flowInfo();
 
     /**
@@ -190,7 +192,19 @@ public abstract class RunContext implements PropertyContext {
      */
     public abstract LocalPath localPath();
 
+    public record TaskRunInfo(String executionId, String taskId, String taskRunId, Object value) {
+
+    }
+
     public record FlowInfo(String tenantId, String namespace, String id, Integer revision) {
+        public static FlowInfo from(Map<String, Object> flowInfoMap) {
+            return new FlowInfo(
+                (String) flowInfoMap.get("tenantId"),
+                (String) flowInfoMap.get("namespace"),
+                (String) flowInfoMap.get("id"),
+                (Integer) flowInfoMap.get("revision")
+            );
+        }
     }
 
     /**
@@ -206,6 +220,11 @@ public abstract class RunContext implements PropertyContext {
      */
     public abstract AclChecker acl();
 
+    /**
+     * Get access to the Assets handler.
+     */
+    public abstract AssetEmitter assets() throws IllegalVariableEvaluationException;
+
     /**
      * Clone this run context for a specific plugin.
      * @return a new run context with the plugin configuration of the given plugin.

core/src/main/java/io/kestra/core/runners/WorkerTaskResult.java

@@ -1,6 +1,7 @@
 package io.kestra.core.runners;
 
 import io.kestra.core.models.HasUID;
+import io.kestra.core.models.assets.Asset;
 import io.kestra.core.models.executions.TaskRun;
 import lombok.AllArgsConstructor;
 import lombok.Builder;
@@ -10,6 +11,7 @@ import java.util.ArrayList;
 import java.util.List;
 
 import jakarta.validation.constraints.NotNull;
+import lombok.With;
 
 @Value
 @AllArgsConstructor
@@ -21,8 +23,7 @@ public class WorkerTaskResult implements HasUID {
     List<TaskRun> dynamicTaskRuns;
 
     public WorkerTaskResult(TaskRun taskRun) {
-        this.taskRun = taskRun;
-        this.dynamicTaskRuns = new ArrayList<>();
+        this(taskRun, new ArrayList<>());
     }
 
     /**

core/src/main/java/io/kestra/core/services/AssetManagerFactory.java

@@ -0,0 +1,25 @@
+package io.kestra.core.services;
+
+import io.kestra.core.models.assets.Asset;
+import io.kestra.core.runners.AssetEmitter;
+import jakarta.inject.Singleton;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@Singleton
+public class AssetManagerFactory {
+    public AssetEmitter of(boolean enabled) {
+        return new AssetEmitter() {
+            @Override
+            public void upsert(Asset asset) {
+                throw new UnsupportedOperationException();
+            }
+
+            @Override
+            public List<Asset> outputs() {
+                return new ArrayList<>();
+            }
+        };
+    }
+}

core/src/main/java/io/kestra/core/services/AssetService.java

@@ -0,0 +1,32 @@
+package io.kestra.core.services;
+
+import io.kestra.core.models.assets.Asset;
+import io.kestra.core.models.assets.AssetIdentifier;
+import io.kestra.core.models.assets.AssetUser;
+import io.kestra.core.queues.QueueException;
+import jakarta.annotation.PostConstruct;
+import jakarta.inject.Named;
+import jakarta.inject.Singleton;
+
+import java.util.Collections;
+import java.util.List;
+
+@Singleton
+public class AssetService implements Runnable {
+    @PostConstruct
+    public void start() {
+        this.run();
+    }
+
+    public void asyncUpsert(AssetUser assetUser, Asset asset) throws QueueException {
+        // No-op
+    }
+
+    public void assetLineage(AssetUser assetUser, List<AssetIdentifier> inputs, List<AssetIdentifier> outputs) throws QueueException {
+        // No-op
+    }
+
+    public void run() {
+        // No-op
+    }
+}

core/src/main/java/io/kestra/core/test/flow/TaskFixture.java

@@ -1,5 +1,6 @@
 package io.kestra.core.test.flow;
 
+import io.kestra.core.models.assets.Asset;
 import io.kestra.core.models.flows.State;
 import io.kestra.core.models.property.Property;
 import jakarta.validation.constraints.NotNull;
@@ -8,6 +9,7 @@ import lombok.Builder;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 
+import java.util.List;
 import java.util.Map;
 
 @Getter
@@ -25,5 +27,7 @@ public class TaskFixture {
 
     private Map<String, Object> outputs;
 
+    private List<Asset> assets;
+
     private Property<String> description;
 }

core/src/main/java/io/kestra/core/validations/validator/FlowValidator.java

@@ -19,15 +19,7 @@ import jakarta.inject.Inject;
 import jakarta.inject.Singleton;
 
 import java.lang.reflect.Field;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Map;
-import java.util.Optional;
-import java.util.Set;
+import java.util.*;
 import java.util.regex.Pattern;
 import java.util.stream.Collectors;
 
@@ -155,6 +147,8 @@ public class FlowValidator implements ConstraintValidator<FlowValidation, Flow>
             .map(task -> task.getId())
             .collect(Collectors.toList());
 
+        violations.addAll(assetsViolations(allTasks));
+
         if (!invalidTasks.isEmpty()) {
             violations.add("Invalid output reference: use outputs[key-name] instead of outputs.key-name — keys with dashes require bracket notation, offending tasks:" +
                 " [" + String.join(", ", invalidTasks) + "]");
@@ -181,6 +175,12 @@ public class FlowValidator implements ConstraintValidator<FlowValidation, Flow>
         }
     }
 
+    protected List<String> assetsViolations(List<Task> allTasks) {
+        return allTasks.stream().filter(task -> task.getAssets() != null)
+            .map(taskWithAssets -> "Task '" + taskWithAssets.getId() + "' can't have any `assets` because assets are only available in Enterprise Edition.")
+            .toList();
+    }
+
     private static boolean checkObjectFieldsWithPatterns(Object object, List<Pattern> patterns) {
         if (object == null) {
             return true;

core/src/test/java/io/kestra/assets/assets/AssetTest.java

@@ -0,0 +1,268 @@
+package io.kestra.assets.assets;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import io.kestra.core.junit.annotations.KestraTest;
+import io.kestra.core.models.assets.*;
+import io.kestra.core.serializers.JacksonMapper;
+import io.kestra.core.utils.TestsUtils;
+import io.micronaut.test.extensions.junit5.annotation.MicronautTest;
+import org.junit.jupiter.api.Test;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+@MicronautTest
+public class AssetTest {
+    @Test
+    void custom() throws JsonProcessingException {
+        String namespace = TestsUtils.randomNamespace();
+        String id = TestsUtils.randomString();
+        String type = "MY_OWN_ASSET_TYPE";
+        String displayName = "My own asset";
+        String description = "This is my asset";
+        String metadataKey = "owner";
+        String metadataValue = "data-team";
+        Asset asset = JacksonMapper.ofYaml().readValue("""
+            namespace: %s
+            id: %s
+            type: %s
+            displayName: %s
+            description: %s
+            metadata:
+                %s: %s""".formatted(
+            namespace,
+            id,
+            type,
+            displayName,
+            description,
+            metadataKey,
+            metadataValue
+        ), Asset.class);
+
+        assertThat(asset).isInstanceOf(CustomAsset.class);
+        assertThat(asset.getNamespace()).isEqualTo(namespace);
+        assertThat(asset.getId()).isEqualTo(id);
+        assertThat(asset.getType()).isEqualTo(type);
+        assertThat(asset.getDisplayName()).isEqualTo(displayName);
+        assertThat(asset.getDescription()).isEqualTo(description);
+        assertThat(asset.getMetadata().get(metadataKey)).isEqualTo(metadataValue);
+    }
+
+    @Test
+    void external() throws JsonProcessingException {
+        String namespace = TestsUtils.randomNamespace();
+        String id = TestsUtils.randomString();
+        String type = "EXTERNAL";
+        String displayName = "External asset";
+        String description = "This is an external asset";
+        String metadataKey = "owner";
+        String metadataValue = "external-team";
+        Asset asset = JacksonMapper.ofYaml().readValue("""
+            namespace: %s
+            id: %s
+            type: %s
+            displayName: %s
+            description: %s
+            metadata:
+                %s: %s""".formatted(
+            namespace,
+            id,
+            type,
+            displayName,
+            description,
+            metadataKey,
+            metadataValue
+        ), Asset.class);
+
+        assertThat(asset).isInstanceOf(ExternalAsset.class);
+        assertThat(asset.getNamespace()).isEqualTo(namespace);
+        assertThat(asset.getId()).isEqualTo(id);
+        assertThat(asset.getType()).isEqualTo(type);
+        assertThat(asset.getDisplayName()).isEqualTo(displayName);
+        assertThat(asset.getDescription()).isEqualTo(description);
+        assertThat(asset.getMetadata().get(metadataKey)).isEqualTo(metadataValue);
+    }
+
+    @Test
+    void dataset() throws JsonProcessingException {
+        String namespace = TestsUtils.randomNamespace();
+        String id = TestsUtils.randomString();
+        String displayName = "My Dataset";
+        String description = "This is my dataset";
+        String system = "S3";
+        String location = "s3://my-bucket/my-dataset";
+        String format = "parquet";
+        String metadataKey = "owner";
+        String metadataValue = "data-team";
+        Asset asset = JacksonMapper.ofYaml().readValue("""
+            namespace: %s
+            id: %s
+            type: %s
+            displayName: %s
+            description: %s
+            system: %s
+            location: %s
+            format: %s
+            metadata:
+                %s: %s""".formatted(
+            namespace,
+            id,
+            DatasetAsset.ASSET_TYPE,
+            displayName,
+            description,
+            system,
+            location,
+            format,
+            metadataKey,
+            metadataValue
+        ), Asset.class);
+
+        assertThat(asset).isInstanceOf(DatasetAsset.class);
+        DatasetAsset datasetAsset = (DatasetAsset) asset;
+        assertThat(datasetAsset.getNamespace()).isEqualTo(namespace);
+        assertThat(datasetAsset.getId()).isEqualTo(id);
+        assertThat(datasetAsset.getDisplayName()).isEqualTo(displayName);
+        assertThat(datasetAsset.getDescription()).isEqualTo(description);
+        assertThat(datasetAsset.getSystem()).isEqualTo(system);
+        assertThat(datasetAsset.getLocation()).isEqualTo(location);
+        assertThat(datasetAsset.getFormat()).isEqualTo(format);
+        assertThat(datasetAsset.getMetadata().get(metadataKey)).isEqualTo(metadataValue);
+    }
+
+    @Test
+    void file() throws JsonProcessingException {
+        String namespace = TestsUtils.randomNamespace();
+        String id = TestsUtils.randomString();
+        String displayName = "My File";
+        String description = "This is my file";
+        String system = "local";
+        String path = "/data/my-file.txt";
+        String metadataKey = "owner";
+        String metadataValue = "file-team";
+        Asset asset = JacksonMapper.ofYaml().readValue("""
+            namespace: %s
+            id: %s
+            type: %s
+            displayName: %s
+            description: %s
+            system: %s
+            path: %s
+            metadata:
+                %s: %s""".formatted(
+            namespace,
+            id,
+            FileAsset.ASSET_TYPE,
+            displayName,
+            description,
+            system,
+            path,
+            metadataKey,
+            metadataValue
+        ), Asset.class);
+
+        assertThat(asset).isInstanceOf(FileAsset.class);
+        FileAsset fileAsset = (FileAsset) asset;
+        assertThat(fileAsset.getNamespace()).isEqualTo(namespace);
+        assertThat(fileAsset.getId()).isEqualTo(id);
+        assertThat(fileAsset.getDisplayName()).isEqualTo(displayName);
+        assertThat(fileAsset.getDescription()).isEqualTo(description);
+        assertThat(fileAsset.getSystem()).isEqualTo(system);
+        assertThat(fileAsset.getPath()).isEqualTo(path);
+        assertThat(fileAsset.getMetadata().get(metadataKey)).isEqualTo(metadataValue);
+    }
+
+    @Test
+    void table() throws JsonProcessingException {
+        String namespace = TestsUtils.randomNamespace();
+        String id = TestsUtils.randomString();
+        String displayName = "My Table";
+        String description = "This is my table";
+        String system = "postgres";
+        String database = "mydb";
+        String schema = "my_schema";
+        String name = "mytable";
+        String metadataKey = "owner";
+        String metadataValue = "table-team";
+        Asset asset = JacksonMapper.ofYaml().readValue("""
+            namespace: %s
+            id: %s
+            type: %s
+            displayName: %s
+            description: %s
+            system: %s
+            database: %s
+            schema: %s
+            name: %s
+            metadata:
+                %s: %s""".formatted(
+            namespace,
+            id,
+            TableAsset.ASSET_TYPE,
+            displayName,
+            description,
+            system,
+            database,
+            schema,
+            name,
+            metadataKey,
+            metadataValue
+        ), Asset.class);
+
+        assertThat(asset).isInstanceOf(TableAsset.class);
+        TableAsset tableAsset = (TableAsset) asset;
+        assertThat(tableAsset.getNamespace()).isEqualTo(namespace);
+        assertThat(tableAsset.getId()).isEqualTo(id);
+        assertThat(tableAsset.getDisplayName()).isEqualTo(displayName);
+        assertThat(tableAsset.getDescription()).isEqualTo(description);
+        assertThat(tableAsset.getSystem()).isEqualTo(system);
+        assertThat(tableAsset.getDatabase()).isEqualTo(database);
+        assertThat(tableAsset.getSchema()).isEqualTo(schema);
+        assertThat(tableAsset.getName()).isEqualTo(name);
+        assertThat(tableAsset.getMetadata().get(metadataKey)).isEqualTo(metadataValue);
+    }
+
+    @Test
+    void vm() throws JsonProcessingException {
+        String namespace = TestsUtils.randomNamespace();
+        String id = TestsUtils.randomString();
+        String displayName = "My VM";
+        String description = "This is my vm";
+        String provider = "aws";
+        String region = "us-east-1";
+        String state = "running";
+        String metadataKey = "owner";
+        String metadataValue = "vm-team";
+        Asset asset = JacksonMapper.ofYaml().readValue("""
+            namespace: %s
+            id: %s
+            type: %s
+            displayName: %s
+            description: %s
+            provider: %s
+            region: %s
+            state: %s
+            metadata:
+                %s: %s""".formatted(
+            namespace,
+            id,
+            VmAsset.ASSET_TYPE,
+            displayName,
+            description,
+            provider,
+            region,
+            state,
+            metadataKey,
+            metadataValue
+        ), Asset.class);
+
+        assertThat(asset).isInstanceOf(VmAsset.class);
+        VmAsset vmAsset = (VmAsset) asset;
+        assertThat(vmAsset.getNamespace()).isEqualTo(namespace);
+        assertThat(vmAsset.getId()).isEqualTo(id);
+        assertThat(vmAsset.getDisplayName()).isEqualTo(displayName);
+        assertThat(vmAsset.getDescription()).isEqualTo(description);
+        assertThat(vmAsset.getProvider()).isEqualTo(provider);
+        assertThat(vmAsset.getRegion()).isEqualTo(region);
+        assertThat(vmAsset.getState()).isEqualTo(state);
+        assertThat(vmAsset.getMetadata().get(metadataKey)).isEqualTo(metadataValue);
+    }
+}

core/src/test/java/io/kestra/core/plugins/serdes/PluginDeserializerTest.java

@@ -95,4 +95,4 @@ class PluginDeserializerTest {
 
     public record TestPlugin(String type) implements Plugin {
     }
-}
+}

core/src/test/java/io/kestra/core/runners/AbstractRunnerTest.java

@@ -81,6 +81,9 @@ public abstract class AbstractRunnerTest {
     @Inject
     private AfterExecutionTestCase afterExecutionTestCase;
 
+    @Inject
+    private AssetTestCase assetTestCase;
+
     @Test
     @ExecuteFlow("flows/valids/full.yaml")
     void full(Execution execution) {
@@ -558,4 +561,10 @@ public abstract class AbstractRunnerTest {
     public void shouldCallTasksAfterListener(Execution execution) {
         afterExecutionTestCase.shouldCallTasksAfterListener(execution);
     }
-}
+
+    @Test
+    @LoadFlows(value = "flows/valids/assets.yaml", tenantId = "abstract-runner-test-assets")
+    public void assets() throws QueueException, TimeoutException {
+        assetTestCase.staticAndDynamicAssets("abstract-runner-test-assets");
+    }
+}

core/src/test/java/io/kestra/core/runners/AssetTestCase.java

@@ -0,0 +1,220 @@
+package io.kestra.core.runners;
+
+import io.kestra.core.models.assets.*;
+import io.kestra.core.models.executions.Execution;
+import io.kestra.core.models.executions.TaskRun;
+import io.kestra.core.queues.QueueException;
+import io.kestra.core.services.AssetManagerFactory;
+import io.kestra.core.services.AssetService;
+import io.micronaut.context.annotation.Factory;
+import io.micronaut.context.annotation.Replaces;
+import jakarta.inject.Inject;
+import jakarta.inject.Singleton;
+import org.apache.commons.lang3.tuple.Pair;
+import org.mockito.Mockito;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.concurrent.CopyOnWriteArrayList;
+import java.util.concurrent.TimeoutException;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+@Singleton
+public class AssetTestCase {
+    @Inject
+    private AssetService mockedAssetService;
+    @Inject
+    private TestRunnerUtils testRunnerUtils;
+
+    private static final List<Asset> capturedAsyncCreate = new CopyOnWriteArrayList<>();
+    private static final List<Pair<AssetUser, Pair<List<AssetIdentifier>, List<AssetIdentifier>>>> capturedAssetLineage = new CopyOnWriteArrayList<>();
+    private static final List<Asset> capturedEnabledDynamicAssets = new CopyOnWriteArrayList<>();
+    private static final List<Asset> capturedDisabledDynamicAssets = new CopyOnWriteArrayList<>();
+
+    public void staticAndDynamicAssets(String tenantId) throws QueueException, TimeoutException {
+        Execution execution = testRunnerUtils.runOne(tenantId, "io.kestra.tests", "assets");
+
+        Mockito.verify(mockedAssetService, Mockito.times(1)).run();
+
+        // region assets-in-taskruns
+        List<TaskRun> taskRuns = execution.getTaskRunList().stream().toList();
+        assertThat(taskRuns).map(TaskRun::getAssets).map(AssetsInOut::getInputs).satisfiesExactlyInAnyOrder(
+            assets -> assertThat(assets).isEmpty(),
+            assets -> assertThat(assets).isEmpty(),
+            assets -> assertThat(assets).satisfiesExactlyInAnyOrder(
+                assetId -> assertThat(assetId.id()).isEqualTo("assets-flow-static-asset-non-existing-input-asset-uid")
+            ),
+            assets -> assertThat(assets).satisfiesExactlyInAnyOrder(
+                assetId -> assertThat(assetId.id()).isEqualTo("assets-flow-static-asset-existing-input-uid")
+            )
+        );
+        assertThat(taskRuns).map(TaskRun::getAssets).map(AssetsInOut::getOutputs).satisfiesExactlyInAnyOrder(
+            assets -> assertThat(assets).satisfiesExactlyInAnyOrder(
+                AssetTestCase::assertEnabledDynamicAsset,
+                asset -> assertThat(asset.getId()).isEqualTo("assets-flow-static-emit-asset")
+            ),
+            assets -> assertThat(assets).isEmpty(),
+            assets -> assertThat(assets).satisfiesExactlyInAnyOrder(
+                asset -> assertThat(asset.getId()).isEqualTo("assets-flow-static-asset-non-existing-output-uid")
+            ),
+            assets -> assertThat(assets).satisfiesExactlyInAnyOrder(
+                asset -> assertThat(asset.getId()).isEqualTo("assets-flow-static-asset-existing-output-uid")
+            )
+        );
+        // endregion
+
+        // region dynamic-assets
+        assertThat(capturedEnabledDynamicAssets).anySatisfy(AssetTestCase::assertEnabledDynamicAsset);
+        assertThat(capturedEnabledDynamicAssets).noneMatch(asset -> asset.getId().equals("assets-flow-emit-asset-auto-false-uid"));
+
+        assertThat(capturedDisabledDynamicAssets).anySatisfy(AssetTestCase::assertDisabledDynamicAsset);
+        assertThat(capturedDisabledDynamicAssets).noneMatch(asset -> asset.getId().equals("assets-flow-emit-asset-uid"));
+        // endregion
+
+        // region asset-creation
+        assertThat(capturedAsyncCreate).satisfiesExactlyInAnyOrder(
+            AssetTestCase::assertEnabledDynamicAsset,
+            asset -> assertThat(asset.getId()).isEqualTo("assets-flow-static-emit-asset"),
+            asset -> assertThat(asset.getId()).isEqualTo("assets-flow-static-asset-non-existing-output-uid"),
+            asset -> assertThat(asset.getId()).isEqualTo("assets-flow-static-asset-existing-output-uid")
+        );
+        assertThat(capturedAsyncCreate).noneMatch(asset -> asset.getId().equals("assets-flow-emit-asset-auto-false-uid"));
+        // endregion
+
+        // region asset-lineage
+        assertThat(capturedAssetLineage).satisfiesExactlyInAnyOrder(
+            assetLineage -> {
+                AssetUser assetUser = assetLineage.getLeft();
+                assertAssetExecution(tenantId, assetUser, execution);
+                assertThat(assetUser.taskRunId()).isEqualTo(execution.getTaskRunList().stream().filter(taskRun -> taskRun.getTaskId().equals("emit-asset"))
+                    .findFirst().map(TaskRun::getId).orElseThrow());
+                // No input assets
+                assertThat(assetLineage.getRight().getLeft()).isEmpty();
+                assertThat(assetLineage.getRight().getRight()).satisfiesExactlyInAnyOrder(
+                    assetId -> assertThat(assetId.id()).isEqualTo("assets-flow-emit-asset-uid"),
+                    assetId -> assertThat(assetId.id()).isEqualTo("assets-flow-static-emit-asset")
+                );
+            },
+            // No lineage for the second taskrun due to `enableAuto: false`, below is for the third one
+            assetLineage -> {
+                AssetUser assetUser = assetLineage.getLeft();
+                assertAssetExecution(tenantId, assetUser, execution);
+                assertThat(assetUser.taskRunId()).isEqualTo(execution.getTaskRunList().stream().filter(taskRun -> taskRun.getTaskId().equals("static-asset-non-existing-input"))
+                    .findFirst().map(TaskRun::getId).orElseThrow());
+                assertThat(assetLineage.getRight().getLeft()).satisfiesExactlyInAnyOrder(
+                    assetId -> assertThat(assetId.id()).isEqualTo("assets-flow-static-asset-non-existing-input-asset-uid")
+                );
+                assertThat(assetLineage.getRight().getRight()).satisfiesExactlyInAnyOrder(
+                    assetId -> assertThat(assetId.id()).isEqualTo("assets-flow-static-asset-non-existing-output-uid")
+                );
+            },
+            assetLineage -> {
+                AssetUser assetUser = assetLineage.getLeft();
+                assertAssetExecution(tenantId, assetUser, execution);
+                assertThat(assetUser.taskRunId()).isEqualTo(execution.getTaskRunList().stream().filter(taskRun -> taskRun.getTaskId().equals("static-asset-existing-input"))
+                    .findFirst().map(TaskRun::getId).orElseThrow());
+                assertThat(assetLineage.getRight().getLeft()).satisfiesExactlyInAnyOrder(
+                    assetId -> assertThat(assetId.id()).isEqualTo("assets-flow-static-asset-existing-input-uid")
+                );
+                assertThat(assetLineage.getRight().getRight()).satisfiesExactlyInAnyOrder(
+                    assetId -> assertThat(assetId.id()).isEqualTo("assets-flow-static-asset-existing-output-uid")
+                );
+            }
+        );
+        // endregion
+    }
+
+    private static void assertAssetExecution(String tenantId, AssetUser assetUser, Execution execution) {
+        assertThat(assetUser.tenantId()).isEqualTo(tenantId);
+        assertThat(assetUser.namespace()).isEqualTo("io.kestra.tests");
+        assertThat(assetUser.flowId()).isEqualTo("assets");
+        assertThat(assetUser.flowRevision()).isEqualTo(execution.getFlowRevision());
+        assertThat(assetUser.executionId()).isEqualTo(execution.getId());
+    }
+
+    private static void assertEnabledDynamicAsset(Asset asset) {
+        assertThat(asset).isInstanceOf(TableAsset.class);
+        TableAsset tableAsset = (TableAsset) asset;
+        assertThat(tableAsset.getId()).isEqualTo("assets-flow-emit-asset-uid");
+        assertThat(tableAsset.getType()).isEqualTo(TableAsset.ASSET_TYPE);
+        assertThat(tableAsset.getDisplayName()).isEqualTo("My Table Asset");
+        assertThat(tableAsset.getDescription()).isEqualTo("This is my table asset");
+        assertThat(tableAsset.getSystem()).isEqualTo("MY_DB_SYSTEM");
+        assertThat(tableAsset.getDatabase()).isEqualTo("my_database");
+        assertThat(tableAsset.getSchema()).isEqualTo("my_schema");
+        assertThat(tableAsset.getName()).isEqualTo("my_table");
+        assertThat(tableAsset.getMetadata().get("owner")).isEqualTo("data-team");
+    }
+
+    private static void assertDisabledDynamicAsset(Asset asset) {
+        assertThat(asset).isInstanceOf(TableAsset.class);
+        TableAsset tableAsset = (TableAsset) asset;
+        assertThat(tableAsset.getId()).isEqualTo("assets-flow-emit-asset-auto-false-uid");
+        assertThat(tableAsset.getType()).isEqualTo(TableAsset.ASSET_TYPE);
+        assertThat(tableAsset.getDisplayName()).isEqualTo("My Table Asset");
+        assertThat(tableAsset.getDescription()).isEqualTo("This is my table asset");
+        assertThat(tableAsset.getSystem()).isEqualTo("MY_DB_SYSTEM");
+        assertThat(tableAsset.getDatabase()).isEqualTo("my_database");
+        assertThat(tableAsset.getSchema()).isEqualTo("my_schema");
+        assertThat(tableAsset.getName()).isEqualTo("my_table");
+        assertThat(tableAsset.getMetadata().get("owner")).isEqualTo("data-team");
+    }
+
+    @Factory
+    static class MockFactory {
+        @Singleton
+        @Replaces(AssetService.class)
+        public AssetService mockedAssetService() {
+            return Mockito.spy(new AssetService() {
+                @Override
+                public void asyncUpsert(AssetUser assetUser, Asset asset) {
+                    capturedAsyncCreate.add(asset);
+                }
+
+                @Override
+                public void assetLineage(AssetUser assetUser, List<AssetIdentifier> inputs, List<AssetIdentifier> outputs) {
+                    capturedAssetLineage.add(Pair.of(assetUser, Pair.of(inputs, outputs)));
+                }
+            });
+        }
+
+        @Singleton
+        @Replaces(AssetManagerFactory.class)
+        public AssetManagerFactory mockedAssetManagerFactory() {
+            return Mockito.spy(new AssetManagerFactory() {
+                @Override
+                public AssetEmitter of(boolean enabled) {
+                    if (!enabled) {
+                        return new AssetEmitter() {
+                            @Override
+                            public void upsert(Asset asset) {
+                                capturedDisabledDynamicAssets.add(asset);
+                            }
+
+                            @Override
+                            public List<Asset> outputs() {
+                                return new ArrayList<>();
+                            }
+                        };
+                    }
+
+                    return new AssetEmitter() {
+                        private final List<Asset> localCapturedAssets = new CopyOnWriteArrayList<>();
+
+                        @Override
+                        public void upsert(Asset asset) {
+                            localCapturedAssets.add(asset);
+                            capturedEnabledDynamicAssets.add(asset);
+                        }
+
+                        @Override
+                        public List<Asset> outputs() {
+                            return localCapturedAssets;
+                        }
+                    };
+                }
+            });
+        }
+    }
+}

core/src/test/java/io/kestra/core/runners/test/AssetEmitter.java

@@ -0,0 +1,30 @@
+package io.kestra.core.runners.test;
+
+import io.kestra.core.models.annotations.Plugin;
+import io.kestra.core.models.annotations.PluginProperty;
+import io.kestra.core.models.assets.Asset;
+import io.kestra.core.models.assets.TableAsset;
+import io.kestra.core.models.tasks.*;
+import io.kestra.core.runners.RunContext;
+import jakarta.validation.constraints.NotNull;
+import lombok.*;
+import lombok.experimental.SuperBuilder;
+
+@SuperBuilder
+@ToString
+@EqualsAndHashCode
+@Getter
+@NoArgsConstructor
+@Plugin
+public class AssetEmitter extends Task implements RunnableTask<VoidOutput> {
+    @NotNull
+    @PluginProperty
+    private Asset assetToEmit;
+
+
+    @Override
+    public VoidOutput run(RunContext runContext) throws Exception {
+        runContext.assets().upsert(assetToEmit);
+        return null;
+    }
+}

core/src/test/java/io/kestra/core/validations/FlowValidationTest.java

@@ -1,5 +1,7 @@
 package io.kestra.core.validations;
 
+import io.kestra.core.models.assets.AssetIdentifier;
+import io.kestra.core.models.assets.AssetsDeclaration;
 import io.kestra.core.models.flows.Flow;
 import io.kestra.core.models.flows.GenericFlow;
 import io.kestra.core.models.validations.ModelValidator;
@@ -7,7 +9,9 @@ import io.kestra.core.serializers.YamlParser;
 import io.kestra.core.tenant.TenantService;
 import io.kestra.core.utils.TestsUtils;
 import io.kestra.core.junit.annotations.KestraTest;
+import io.kestra.plugin.core.log.Log;
 import jakarta.inject.Inject;
+import jakarta.validation.ConstraintViolation;
 import org.junit.jupiter.api.Test;
 import io.kestra.core.models.validations.ValidateConstraintViolation;
 import io.kestra.core.services.FlowService;
@@ -229,6 +233,31 @@ class FlowValidationTest {
         assertThat(validate.get().getMessage()).contains("Duplicate preconditions with id [flows]");
     }
 
+    @Test
+    void eeAllowsDefiningAssets() {
+        Flow flow = Flow.builder()
+            .id(TestsUtils.randomString())
+            .namespace(TestsUtils.randomNamespace())
+            .tasks(List.of(
+                Log.builder()
+                    .id("log")
+                    .type(Log.class.getName())
+                    .message("any")
+                    .assets(io.kestra.core.models.property.Property.ofValue(
+                        new AssetsDeclaration(true, List.of(new AssetIdentifier(null, null, "anyId")), null))
+                    )
+                    .build()
+            ))
+            .build();
+
+        Optional<ConstraintViolationException> violations = modelValidator.isValid(flow);
+
+        assertThat(violations.isPresent()).isEqualTo(true);
+        assertThat(violations.get().getConstraintViolations().stream().map(ConstraintViolation::getMessage)).satisfiesExactly(
+            message -> assertThat(message).contains("Task 'log' can't have any `assets` because assets are only available in Enterprise Edition.")
+        );
+    };
+
     private Flow parse(String path) {
         URL resource = TestsUtils.class.getClassLoader().getResource(path);
         assert resource != null;
@@ -237,4 +266,4 @@ class FlowValidationTest {
 
         return YamlParser.parse(file, Flow.class);
     }
-}
+}

core/src/test/resources/flows/valids/assets.yaml

@@ -0,0 +1,83 @@
+id: assets
+namespace: io.kestra.tests
+
+tasks:
+  - id: emit-asset
+    type: io.kestra.core.runners.test.AssetEmitter
+    assetToEmit:
+      namespace: io.kestra.tests
+      id: assets-flow-emit-asset-uid
+      type: TABLE
+      displayName: My Table Asset
+      description: This is my table asset
+      system: MY_DB_SYSTEM
+      database: my_database
+      schema: my_schema
+      name: my_table
+      metadata:
+        owner: data-team
+    assets:
+      outputs:
+        - id: assets-flow-static-emit-asset
+          type: TABLE
+          displayName: My Static Table Asset
+          description: This is my static table asset
+          system: MY_DB_SYSTEM
+          database: my_database
+          schema: my_schema
+          name: my_static_table
+          metadata:
+            owner: data-team
+  - id: emit-asset-auto-false
+    type: io.kestra.core.runners.test.AssetEmitter
+    assets:
+      enableAuto: false
+    assetToEmit:
+      namespace: io.kestra.tests
+      id: assets-flow-emit-asset-auto-false-uid
+      type: TABLE
+      displayName: My Table Asset
+      description: This is my table asset
+      system: MY_DB_SYSTEM
+      database: my_database
+      schema: my_schema
+      name: my_table
+      metadata:
+        owner: data-team
+  # Expected to create an 'EXTERNAL' asset automatically as it doesn't exist
+  - id: static-asset-non-existing-input
+    type: io.kestra.plugin.core.debug.Return
+    format: "whatever"
+    assets:
+      inputs:
+        - id: assets-flow-static-asset-non-existing-input-asset-uid
+      outputs:
+        - namespace: io.kestra.tests
+          id: assets-flow-static-asset-non-existing-output-uid
+          type: TABLE
+          displayName: My Static Table Asset
+          description: This is my static table asset
+          system: MY_DB_SYSTEM
+          database: my_database
+          schema: my_schema
+          name: my_static_table
+          metadata:
+            owner: data-team
+  - id: static-asset-existing-input
+    type: io.kestra.plugin.core.debug.Return
+    format: "whatever"
+    assets:
+      inputs:
+        - id: assets-flow-static-asset-existing-input-uid
+      outputs:
+        - namespace: io.kestra.tests
+          id: assets-flow-static-asset-existing-output-uid
+          type: TABLE
+          displayName: My Static Table Asset
+          description: This is my static table asset
+          system: MY_DB_SYSTEM
+          database: my_database
+          schema: my_schema
+          name: my_static_table
+          metadata:
+            owner: data-team

executor/src/main/java/io/kestra/executor/ExecutorService.java

@@ -4,6 +4,10 @@ import io.kestra.core.debug.Breakpoint;
 import io.kestra.core.exceptions.InternalException;
 import io.kestra.core.metrics.MetricRegistry;
 import io.kestra.core.models.Label;
+import io.kestra.core.models.assets.AssetIdentifier;
+import io.kestra.core.models.assets.AssetUser;
+import io.kestra.core.models.assets.AssetsDeclaration;
+import io.kestra.core.models.assets.AssetsInOut;
 import io.kestra.core.models.executions.*;
 import io.kestra.core.models.flows.FlowInterface;
 import io.kestra.core.models.flows.FlowWithSource;
@@ -96,6 +100,12 @@ public class ExecutorService {
     @Named(QueueFactoryInterface.WORKERTASKLOG_NAMED)
     private QueueInterface<LogEntry> logQueue;
 
+    @Inject
+    private AssetService assetService;
+
+    @Inject
+    private RunContextInitializer runContextInitializer;
+
     protected FlowMetaStoreInterface flowExecutorInterface() {
         // bean is injected late, so we need to wait
         if (this.flowExecutorInterface == null) {
@@ -896,21 +906,35 @@ public class ExecutorService {
         boolean hasMockedWorkerTask = false;
         record FixtureAndTaskRun(TaskFixture fixture, TaskRun taskRun) {}
         if (executor.getExecution().getFixtures() != null) {
-            RunContext runContext = runContextFactory.of(executor.getFlow(), executor.getExecution());
+            RunContext runContext = runContextInitializer.forExecutor((DefaultRunContext) runContextFactory.of(
+                executor.getFlow(),
+                executor.getExecution()
+            ));
             List<WorkerTaskResult> workerTaskResults = executor.getExecution()
                 .getTaskRunList()
                 .stream()
                 .filter(taskRun -> taskRun.getState().getCurrent().isCreated())
                 .flatMap(taskRun -> executor.getExecution().getFixtureForTaskRun(taskRun).stream().map(fixture -> new FixtureAndTaskRun(fixture, taskRun)))
-                .map(throwFunction(fixtureAndTaskRun -> WorkerTaskResult.builder()
-                    .taskRun(fixtureAndTaskRun.taskRun()
-                        .withState(Optional.ofNullable(fixtureAndTaskRun.fixture().getState()).orElse(State.Type.SUCCESS))
-                        .withOutputs(
-                            variablesService.of(StorageContext.forTask(fixtureAndTaskRun.taskRun),
-                                fixtureAndTaskRun.fixture().getOutputs() == null ? null : runContext.render(fixtureAndTaskRun.fixture().getOutputs()))
-                        )
-                    )
-                    .build()
+                .map(throwFunction(fixtureAndTaskRun -> {
+                    Optional<AssetsDeclaration> renderedAssetsDeclaration = runContext.render(executor.getFlow().findTaskByTaskId(fixtureAndTaskRun.taskRun.getTaskId()).getAssets()).as(AssetsDeclaration.class);
+                        return WorkerTaskResult.builder()
+                            .taskRun(fixtureAndTaskRun.taskRun()
+                                .withState(Optional.ofNullable(fixtureAndTaskRun.fixture().getState()).orElse(State.Type.SUCCESS))
+                                .withOutputs(
+                                    variablesService.of(StorageContext.forTask(fixtureAndTaskRun.taskRun),
+                                        fixtureAndTaskRun.fixture().getOutputs() == null ? null : runContext.render(fixtureAndTaskRun.fixture().getOutputs()))
+                                )
+                                .withAssets(new AssetsInOut(
+                                    renderedAssetsDeclaration.map(AssetsDeclaration::getInputs).orElse(Collections.emptyList()).stream()
+                                        .map(assetIdentifier -> assetIdentifier.withTenantId(executor.getFlow().getTenantId()))
+                                        .toList(),
+                                    fixtureAndTaskRun.fixture().getAssets() == null ? null : fixtureAndTaskRun.fixture().getAssets().stream()
+                                        .map(asset -> asset.withTenantId(executor.getFlow().getTenantId()))
+                                        .toList()
+                                ))
+                            )
+                            .build();
+                    }
                 ))
                 .toList();
 
@@ -1172,6 +1196,47 @@ public class ExecutorService {
                     metricRegistry.tags(workerTaskResult)
                 )
                 .record(taskRun.getState().getDurationOrComputeIt());
+
+            if (
+                !taskRun.getState().isFailed()
+                    && taskRun.getAssets() != null &&
+                    (!taskRun.getAssets().getInputs().isEmpty() || !taskRun.getAssets().getOutputs().isEmpty())
+            ) {
+                AssetUser assetUser = new AssetUser(
+                    taskRun.getTenantId(),
+                    taskRun.getNamespace(),
+                    taskRun.getFlowId(),
+                    newExecution.getFlowRevision(),
+                    taskRun.getExecutionId(),
+                    taskRun.getTaskId(),
+                    taskRun.getId()
+                );
+
+                List<AssetIdentifier> outputIdentifiers = taskRun.getAssets().getOutputs().stream()
+                    .map(asset -> asset.withTenantId(taskRun.getTenantId()))
+                    .map(AssetIdentifier::of)
+                    .toList();
+                List<AssetIdentifier> inputAssets = taskRun.getAssets().getInputs().stream()
+                    .map(assetIdentifier -> assetIdentifier.withTenantId(taskRun.getTenantId()))
+                    .toList();
+                try {
+                    assetService.assetLineage(
+                        assetUser,
+                        inputAssets,
+                        outputIdentifiers
+                    );
+                } catch (QueueException e) {
+                    log.warn("Unable to submit asset lineage event for {} -> {}", inputAssets, outputIdentifiers, e);
+                }
+
+                taskRun.getAssets().getOutputs().forEach(asset -> {
+                    try {
+                        assetService.asyncUpsert(assetUser, asset);
+                    } catch (QueueException e) {
+                        log.warn("Unable to submit asset upsert event for asset {}", asset.getId(), e);
+                    }
+                });
+            }
         }
     }
 

jdbc-h2/src/main/resources/migrations/h2/V1_51__assets_queues.sql

@@ -0,0 +1,22 @@
+ALTER TABLE queues ALTER COLUMN "type" ENUM(
+    'io.kestra.core.models.executions.Execution',
+    'io.kestra.core.models.templates.Template',
+    'io.kestra.core.models.executions.ExecutionKilled',
+    'io.kestra.core.runners.WorkerJob',
+    'io.kestra.core.runners.WorkerTaskResult',
+    'io.kestra.core.runners.WorkerInstance',
+    'io.kestra.core.runners.WorkerTaskRunning',
+    'io.kestra.core.models.executions.LogEntry',
+    'io.kestra.core.models.triggers.Trigger',
+    'io.kestra.ee.models.audits.AuditLog',
+    'io.kestra.core.models.executions.MetricEntry',
+    'io.kestra.core.runners.WorkerTriggerResult',
+    'io.kestra.core.runners.SubflowExecutionResult',
+    'io.kestra.core.server.ClusterEvent',
+    'io.kestra.core.runners.SubflowExecutionEnd',
+    'io.kestra.core.models.flows.FlowInterface',
+    'io.kestra.core.runners.MultipleConditionEvent',
+    'io.kestra.ee.assets.AssetLineageEvent',
+    'io.kestra.ee.assets.AssetUpsertCommand',
+    'io.kestra.ee.assets.AssetStateEvent'
+) NOT NULL

jdbc-mysql/src/main/resources/migrations/mysql/V1_52__assets_queues.sql

@@ -0,0 +1,22 @@
+ALTER TABLE queues MODIFY COLUMN `type` ENUM(
+    'io.kestra.core.models.executions.Execution',
+    'io.kestra.core.models.templates.Template',
+    'io.kestra.core.models.executions.ExecutionKilled',
+    'io.kestra.core.runners.WorkerJob',
+    'io.kestra.core.runners.WorkerTaskResult',
+    'io.kestra.core.runners.WorkerInstance',
+    'io.kestra.core.runners.WorkerTaskRunning',
+    'io.kestra.core.models.executions.LogEntry',
+    'io.kestra.core.models.triggers.Trigger',
+    'io.kestra.ee.models.audits.AuditLog',
+    'io.kestra.core.models.executions.MetricEntry',
+    'io.kestra.core.runners.WorkerTriggerResult',
+    'io.kestra.core.runners.SubflowExecutionResult',
+    'io.kestra.core.server.ClusterEvent',
+    'io.kestra.core.runners.SubflowExecutionEnd',
+    'io.kestra.core.models.flows.FlowInterface',
+    'io.kestra.core.runners.MultipleConditionEvent',
+    'io.kestra.ee.assets.AssetLineageEvent',
+    'io.kestra.ee.assets.AssetUpsertCommand',
+    'io.kestra.ee.assets.AssetStateEvent'
+    ) NOT NULL;

jdbc-postgres/src/main/resources/migrations/postgres/V1_51__assets_queues.sql

@@ -0,0 +1,3 @@
+ALTER TYPE queue_type ADD VALUE IF NOT EXISTS 'io.kestra.ee.assets.AssetLineageEvent';
+ALTER TYPE queue_type ADD VALUE IF NOT EXISTS 'io.kestra.ee.assets.AssetUpsertCommand';
+ALTER TYPE queue_type ADD VALUE IF NOT EXISTS 'io.kestra.ee.assets.AssetStateEvent';

jdbc/src/main/java/io/kestra/jdbc/repository/AbstractJdbcRepository.java

@@ -328,6 +328,10 @@ public abstract class AbstractJdbcRepository {
             return applyTriggerStateCondition(value, operation);
         }
 
+        if (field.equals(QueryFilter.Field.METADATA)) {
+            return findMetadataCondition((Map<?, ?>) value, operation);
+        }
+
         // Convert the field name to lowercase and quote it
         Name columnName = getColumnName(field);
 
@@ -380,6 +384,10 @@ public abstract class AbstractJdbcRepository {
         throw new InvalidQueryFiltersException("Unsupported operation: " + operation);
     }
 
+    protected Condition findMetadataCondition(Map<?, ?> metadata, QueryFilter.Op operation) {
+        throw new InvalidQueryFiltersException("Unsupported operation: " + operation);
+    }
+
     // Generate the condition for Field.STATE
     @SuppressWarnings("unchecked")
     private Condition generateStateCondition(Object value, QueryFilter.Op operation) {

tests/src/main/java/io/kestra/core/utils/TestsUtils.java

@@ -74,7 +74,7 @@ abstract public class TestsUtils {
      * @param prefix
      * @return
      */
-    private static String randomString(String... prefix) {
+    public static String randomString(String... prefix) {
         if (prefix.length == 0) {
             prefix = new String[]{String.join("-", stackTraceToParts())};
         }

worker/src/main/java/io/kestra/worker/DefaultWorker.java

@@ -9,6 +9,9 @@ import io.kestra.core.exceptions.DeserializationException;
 import io.kestra.core.exceptions.IllegalVariableEvaluationException;
 import io.kestra.core.metrics.MetricRegistry;
 import io.kestra.core.models.Label;
+import io.kestra.core.models.assets.Asset;
+import io.kestra.core.models.assets.AssetsDeclaration;
+import io.kestra.core.models.assets.AssetsInOut;
 import io.kestra.core.models.executions.*;
 import io.kestra.core.models.flows.State;
 import io.kestra.core.models.tasks.Output;
@@ -954,7 +957,15 @@ public class DefaultWorker implements Worker {
 
         try {
             Variables variables = variablesService.of(StorageContext.forTask(taskRun), workerTaskCallable.getTaskOutput());
-            taskRun = taskRun.withOutputs(variables);
+            if (workerTask.getTask().getAssets() != null) {
+                List<Asset> outputAssets = runContext.assets().outputs();
+                Optional<AssetsDeclaration> renderedAssetsDeclaration = runContext.render(workerTask.getTask().getAssets()).as(AssetsDeclaration.class);
+                renderedAssetsDeclaration.map(AssetsDeclaration::getOutputs).ifPresent(outputAssets::addAll);
+                taskRun = taskRun.withOutputs(variables).withAssets(new AssetsInOut(
+                    renderedAssetsDeclaration.map(AssetsDeclaration::getInputs).orElse(null),
+                    outputAssets
+                ));
+            }
         } catch (Exception e) {
             logger.warn("Unable to save output on taskRun '{}'", taskRun, e);
         }