Build Agentic workflows, RAG pipelines, with rich AI model and tool support on one collaborative workspace. Deploy on cloud, VPC, or self-hosted, so teams move from prototype to production without rebuilding the stack.
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Conductor is an event driven agentic workflow engine providing durable and highly resilient execution engine for applications and AI Agents
- distributed-systems
- grpc
- java
- javascript
State machines, statecharts, and actors for complex logic
- state-machine
- statechart
- interpreter
- visualizer
Mastra is the modern TypeScript framework for AI-powered applications and agents.
Dapr is a portable runtime for building distributed applications across cloud and edge, combining event-driven architecture with workflow orchestration.
- microservices
- microservice
- kubernetes
- sidecar
Temporal service
- workflows
- workflow-engine
- workflow-automation
- workflow-management
High-performance AI pipeline engine with a C++ core and 50+ Python-extensible nodes. Build, debug, and scale LLM workflows with 13+ model providers, 8+ vector databases, and agent orchestration, all from your IDE. Includes VS Code extension, TypeScript/Python SDKs, and Docker deployment.
- ai
- cpp
- data-pipeline
- data-processing
Code-first platform for workflows, apps and AI agents, on the fastest self-hostable orchestrator (benchmarked against Airflow, Prefect and Temporal). Business teams build with AI, engineers control what ships. Open-source alternative to Lovable, Retool and n8n.
- open-source
- python
- typescript
- postgresql
A distributed transaction framework, supports workflow, saga, tcc, xa, 2-phase message, outbox patterns, supports many languages.
- saga
- xa
- tcc
- microservice
Activiti is a light-weight workflow and Business Process Management (BPM) Platform targeted at business people, developers and system admins. Its core is a super-fast and rock-solid BPMN 2 process engine for Java. It's open-source and distributed under the Apache license. Activiti runs in any Java application, on a server, on a cluster or in the cloud. It integrates perfectly with Spring, it is extremely lightweight and based on simple concepts.
A compact and highly efficient workflow and Business Process Management (BPM) platform for developers, system admins and business users.
- bpmn
- java
- workflow
- workflow-engine
FlowGram is an extensible workflow development framework with built-in canvas, form, variable, and materials that helps developers build AI workflow platforms faster and simpler.
- flow
- flowchart
- graph
- javascript
StackStorm (aka "IFTTT for Ops") is event-driven automation for auto-remediation, incident responses, troubleshooting, deployments, and more for DevOps and SREs. Includes rules engine, workflow, 160 integration packs with 6000+ actions (see https://exchange.stackstorm.org) and ChatOps. Installer at https://docs.stackstorm.com/install/index.html
- python
- stackstorm
- devops
- deployment
The leading workflow orchestration platform. Run stateful step functions and AI workflows on serverless, servers, or the edge.
- cli
- event-driven
- serverless-functions
- queues
Lightweight workflow engine for .NET Standard
- workflow
- saga-transactions
- saga
- workflow-engine
Restate is the platform for building resilient applications that tolerate all infrastructure faults w/o the need for a PhD.
- distributed-systems
- async-await
- durable-execution
- microservices
TickerQ is a fast, reflection-free background task scheduler for .NET built with source generators, EF Core integration, cron + time-based execution, and a real-time dashboard.
- background-processing
- dotnet
- job-scheduler
- real-time-dashboard
The advanced business logic framework for Ruby.
- architecture
Project Flogo is an open source ecosystem of opinionated event-driven capabilities to simplify building efficient & modern serverless functions, microservices & edge apps.
- flogo
- iot
- integration
- golang
Build agentic systems. Run them with confidence. Orchestrate agents, automate business processes, inspect every execution, and keep humans in control. Deploy Heym on your own infrastructure.
Fast and distributed workflow runner using ActiveJob and Redis
- workflows
- ruby
- sidekiq
- graph
Scientific workflow engine designed for simplicity & scalability. Trivially transition between one off use cases to massive scale production environments
Series of Actions with an emphasis on simplicity.
- ruby
- workflow
- aop
Polyglot workflows without leaving the comfort of your technology stack.
- orchestration-framework
- scheduling
- workflow
- event-driven