head to head · open source
Kestra vs munder-difflin
Kestra has 30,122 GitHub stars, 3,495 forks, 713 open issues and last shipped yesterday. munder-difflin has 9,300 stars, 1,303 forks, 172 open issues and last shipped yesterday. Kestra leads on adoption by 224% (30,122 vs 9,300 stars). Kestra is written in Java under Apache-2.0; munder-difflin is written in JavaScript under MIT. Kestra has attracted 12% as many forks as stars, munder-difflin 14%. Kestra was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (ai-agents), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Kestra | munder-difflin | |
|---|---|---|
| GitHub stars | ★ 30K | ★ 9.3K |
| License | Apache-2.0 | MIT |
| Written in | Java | JavaScript |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 3.5K | ⑂ 1.3K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Kestra if
- You weight community size — 30K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Java
- You value the larger contributor base for long-term maintenance
pick munder-difflin if
- You want the munder-difflin feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches JavaScript
- You evaluated both and munder-difflin fits your workflow better
About Kestra
Open source orchestration platform for data, AI, and infrastructure workflows Click on the image to learn how to get started with Kestra in 3 minutes. 🌟 What is Kestra? Kestra is an open source, event driven orchestration platform for data, AI, and infrastructure workflows. It unifies scheduled and event driven automation behind a declarative, language agnostic interface. By bringing Infrastructure as Code best practices to your data, process, and microservice pipelines, you can build reliable workflows directly from the UI in just a few lines of YAML, let the built in AI Copilot write them for you, or generate…
read the full Kestra overview →
About munder-difflin
Munder Difflin Agent harness to run an office of your clones Free, open source and performant — a multi agent harness that works with the subscriptions you already pay for, on their hourly limits. It turns the terminal coding CLI you already run into a clone of you, one that keeps working while you're away and coordinates a whole office of agents on your own machine. Wraps Claude Code, Antigravity (Gemini), OpenAI Codex, xAI Grok , Kimi Code , Gemini CLI , Qwen , OpenCode , Crush , pi.dev , GitHub Copilot CLI , and Cursor — with bring your own keys and local LLMs. Agents that message, route, and remember…
read the full munder-difflin overview →
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Frequently asked questions
Is Kestra or munder-difflin more popular?
Kestra has 30,122 GitHub stars and munder-difflin has 9,300. Kestra has the larger community by that measure.
Are Kestra and munder-difflin free?
Both are open source. Kestra is licensed under Apache-2.0 and munder-difflin under MIT. Neither carries a licence fee.
What is the difference between Kestra and munder-difflin?
Kestra is written in Java and munder-difflin in JavaScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Kestra or munder-difflin?
Choose Kestra if you want the larger community (30,122 stars) or its Apache-2.0 licence terms. Choose munder-difflin if its feature set, stack or MIT licence fits better. Both are self-hostable.