Open Source Alternatives to Temporal Cloud

A workflow orchestration platform that provides durable execution for applications, AI agents, and complex pipelines. It allows developers to write business logic using native SDKs in languages such as Python, Go, TypeScript, Ruby, C#, Java, and PHP, ensuring that code recovers from failures, crashes, or timeouts without losing progress. The platform manages state persistence, retries, task queues, and timers to replace brittle state machines. It is designed for engineers building long running processes, order fulfillment systems, and AI pipelines. Users can deploy the service via a managed cloud offering or host the open source version in their own environment. The system automatically captures state at every step to ensure that business logic can be recovered, replayed, or paused at any point. This infrastructure supports global enterprises in managing GPU fleets and migrating monolithic architectures.

Whether you want to cut software costs or escape vendor lock-in, these open source alternatives to Temporal Cloud give you an option you fully own. You can self-host them, so your data stays on infrastructure you control. This page lists 2 open source alternatives to Temporal Cloud. The most popular are Windmill and Dagu. Most use the Custom or GPL-3.0 license, and 2 offer an official Docker image.