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.
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
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
🪓 An orchestration engine for background tasks, AI agents, and durable workflows
The leading workflow orchestration platform. Run stateful step functions and AI workflows on serverless, servers, or the edge.
- cli
- event-driven
- serverless-functions
- queues
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
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
A powerful workflow engine implemented in pure Python
- workflow
- spiff-workflow
- python
- workflow-specification
µTask is an automation engine that models and executes business processes declared in yaml. ✏️📋
- workflow-engine
- workflow-automation
- golang-application
- devops-tools
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
Polyglot workflows without leaving the comfort of your technology stack.
- orchestration-framework
- scheduling
- workflow
- event-driven
A framework for gradual system automation
- runbook
- devops
- automation
- automation-framework
LittleHorse Server: Business-as-Code Platform for Microservices, Workflows, and Agents
An open source self-service workflow execution platform
- automation
- devops
- orchestration
- platform-engineering
The type-safe, event-driven workflow orchestration library that scales with your business. Build robust, distributed workflows in Go with compile-time safety, automatic retries, and horizontal scaling out of the box. Integrate with your existing tech stack using adapters 🚀
- eventdrivenarchitecture
- golang
- kafka
- reflex
RAFCON (RMC advanced flow control) uses hierarchical state machines, featuring concurrent state execution, to represent robot programs. It ships with a graphical user interface supporting the creation of state machines and contains IDE like debugging mechanisms. Alternatively, state machines can programmatically be generated using RAFCON's API.
- robotics
- graphical-programming
- state-machine
state machine which runs code
- golang
- workflows
- state-machine
- actor-model