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
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
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.
Cadence is a distributed, scalable, durable, and highly available orchestration engine to execute asynchronous long-running business logic in a scalable and resilient way.
- uber
- cadence
- workflows
- orchestration-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
🪓 An orchestration engine for background tasks, AI agents, and durable workflows
Enterprise job scheduling middleware with distributed computing ability.
- scheduler
- workflow
- distributed
- mapreduce
Enable Self-Service Operations: Give specific users access to your existing tools, services, and scripts
- rundeck
- devops
- deployment
- scheduler
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
Self-hostable workflow orchestrator for teams whose main work isn't orchestration. Declarative YAML over your scripts, SSH commands, containers, etc; keep workflows separate from business logic. One binary, no database, runs on limited H/W resources. Alternative to Airflow / Cron / Job Scheduler.
- cron
- workflow-engine
- workflow-scheduler
- workflow-orchestration
Lightweight, fast, stable, programmable component-based rule engine — where AI Agents orchestrate just like ordinary components. Uniquely designed DSL: component reuse, sync/async & dynamic orchestration, multi-language scripting, nested rules, hot deployment and smooth refresh. If you can orchestrate LiteFlow, you can orchestrate AI.
Comet: agent skill harness for turning ideas into evaluated workflows
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
The gold standard for async .NET microservices on Azure, AWS and on-prem
- nservicebus
- c-sharp
- distributed-systems
- messaging
A powerful workflow engine implemented in pure Python
- workflow
- spiff-workflow
- python
- workflow-specification
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
Polyglot workflows without leaving the comfort of your technology stack.
- orchestration-framework
- scheduling
- workflow
- event-driven
iWF is a Workflow-As-Code microservice orchestration platform offering an orchestration coding framework and service for building resilient, fault-tolerant, scalable long-running processes
- golang
- workflow
- distributed-system
- orchestration
Self-hosted workflows for coding-agent delivery. Orchestrate CodeBuddy, Codex and Claude Code with scripts and human approval gates. Includes Local workflows for coding assistants.