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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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
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.
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
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.
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
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
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
Ruby finite-state-machine-inspired API for modeling workflow
- ruby
- dsl
- aasm
- state-machine
a Business Process Management (BPM) Suite
- jbpm
- bpm
- bpmn
- business-process
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.
⛓️RuleGo is a lightweight, high-performance, embedded, next-generation component orchestration rule engine framework for Go.
- go
- rule-engine
- edge-computing
- iot