n8n is an open-source, node-based workflow automation platform that connects apps, APIs, and custom code to automate processes. It provides a visual, drag-and-drop editor plus pre-built nodes and code nodes so teams can build integrations and automations without writing a full integration layer from scratch. It is intended for developers,

Activepieces is an open-source, no-code/low-code workflow automation platform that you can run on your own infrastructure. It combines a visual flow builder with extensibility via TypeScript "pieces" (connectors), a worker/engine execution model, and built-in support for AI steps and human-in-the-loop interactions. It targets engineering teams, startups

Windmill is a developer-friendly platform for workflow automation and runbooks. It lets teams author, run, and manage automations using plain Python or a low-code UI, and deploy them as scheduled jobs or event-driven tasks. You can run it as a managed cloud service or self-host the open-source distribution. The platform

Trigger.dev is a managed and open-source platform for running long-running, durable background jobs and orchestrating serverless tasks without typical serverless timeouts. It provides programmable orchestration, durability via checkpoints, and real-time status streaming so teams can build reliable workflows directly in application code. It’s aimed at web and SaaS

Prefect is a Python-first workflow orchestration platform for building, running, and monitoring data and ML pipelines. It provides a hybrid execution model where your code runs on your infrastructure while a control plane orchestrates runs, schedules, and state. It targets data engineers, ML engineers, and platform teams that want strong