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
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State machines, statecharts, and actors for complex logic
- state-machine
- statechart
- interpreter
- visualizer
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
BISHENG is an open-source enterprise Agent platform for building, deploying, and managing AI applications. It combines AI agents, workflows, RAG and knowledge management, desktop agent integration, and vibecoding app hosting with unified model management, evaluation, observability, access control, and enterprise administration.
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
Enable Self-Service Operations: Give specific users access to your existing tools, services, and scripts
- rundeck
- devops
- deployment
- scheduler
The next generation of Cronicle: open-source job scheduling, visual workflows, server monitoring, alerting, and incident response.
A visual playground for agentic workflows: Iterate over your agents 10x faster
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
Agentic Orchestration Platform
- microservices
- orchestration-framework
- workflow-engine
- java
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
Scientific workflow engine designed for simplicity & scalability. Trivially transition between one off use cases to massive scale production environments
Workflow Engine by Optimajet, the embeddable workflow engine for .NET and C#. Approvals, state machines and long-running processes with a visual Workflow Designer, BPMN import and six databases.
- approval-workflow
- aspnet-core
- bpmn
- business-process-automation
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
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.