This issue lists high-level functionality I'd like to add to Elsa 3 and beyond. It's not a final list and the order in which each milestone will be picked up might change over time and depends on business value & community interest.

Engine

• Non-blocking activity execution
• Fork & join
• Compensation
• Multi-associative workflow instance keys Multiple correlation fields #3440
• Generator activity execution Generator Activities #2964
• Activity as property input
• Multitenancy Multitenancy #764
• Variable History Tracking Feature: History Tracking for Workflow Variable Mutations #4351
• Data Processing Pipelines / ETL Data Processing Pipelines / ETL #4809
• Secrets [FEAT] Secrets #221
• Workflow Execution Recovery Workflow Execution Recovery #4833

Runtime

• In-memory provider for Proto Actor
• Kubernetes provider for Proto Actor Implement Kubernetes feature for ProtoActor runtime #3230
• Localhost
• Retention policies + archiving

Activities

• JavaScript
• Jobs
• Razor & Blazor navigation activities
• State Machine (State Machine Activity #5085)
• Parallel For Each
• Open API Open API Activities #2961
• GraphQL
• Soap
• Proto Actor Proto.Actor Activities #2960
• BPMN 2.0 (BPMN support? #39)
• Raspberry PI
• Kubernetes
• Azure Functions
• SQL activities
• Handle domain/DB entity changes Is there anyway to create a workflow that is triggered when a record in a postgres database reaches a certain value / new record inserted ...etc #3798

Tooling

• Activity Definitions Activity Definitions #3174
• Version Management Workflow Definition History UI #3028
• Navigator
• Auto Layout
• DSL / JSON / YAML
• Connect & Add
• Workflow Testing & Debugging
• Sequence Diagram designer Sequence Designer #3452
• User Tasks
• Forms

Integration & Modules

• OpenTelemetry [FEAT] OpenTelemetry #4711
• BPMN modeler & worker
• DMN 1.3 Worker
• Email template management

Studio

• Modular & Extensible Dashboard Framework
• Intelligence & Reporting (historical)
• Instance Management (active and historical)
• Retry
• Debug
• Journal
• Suspend / Resume (workflow definition, workflow instance, activity definition, activity instance)
• Filtering of instances
• Designer
• Localization Feature: Localization Support elsa-studio#23

Ecosystem

• Marketplace
• Orchard Core Integration