head to head · open source
huginn vs witr
huginn has 50,269 GitHub stars, 4,339 forks, 698 open issues and last shipped yesterday. witr has 22,906 stars, 808 forks, 17 open issues and last shipped 11 days ago. huginn leads on adoption by 119% (50,269 vs 22,906 stars). huginn is written in Ruby under MIT; witr is written in Go under Apache-2.0. huginn has attracted 9% as many forks as stars, witr 4%. huginn was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (monitoring), 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
| huginn | witr | |
|---|---|---|
| GitHub stars | ★ 50K | ★ 23K |
| License | MIT | Apache-2.0 |
| Written in | Ruby | Go |
| Last push | 2026-11-02 | 2026-10-23 |
| Forks | ⑂ 4.3K | ⑂ 808 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick huginn if
- You weight community size — 50K stars and counting
- You want the MIT license terms
- Your stack matches Ruby
- You value the larger contributor base for long-term maintenance
pick witr if
- You want the witr feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Go
- You evaluated both and witr fits your workflow better
About huginn
What is Huginn? Huginn is a system for building agents that perform automated tasks for you online. They can read the web, watch for events, and take actions on your behalf. Huginn's Agents create and consume events, propagating them along a directed graph. Think of it as a hackable version of IFTTT or Zapier on your own server. You always know who has your data. You do. Here are some of the things that you can do with Huginn: Track the weather and get an email when it's going to rain (or snow) tomorrow ("Don't forget your umbrella!") List terms that you care about and receive email when their occurrence on…
read the full huginn overview →
About witr
witr Why is this running? Trace any process, port, container, or file back to the exact chain that started it — one command, machine readable JSON, or an interactive TUI. 🎮 Try witr in your browser → Investigate a simulated Linux box — a guided tutorial and free play sandbox, no install required. Purpose • Installation • TUI • Flags • Core Concept • Examples Output Behavior • Platforms • Success Criteria • Sponsors 1. Purpose witr exists to answer a single question: Why is this running? When something is running on a system, whether it is a process, a service, or something bound to a port, there is always a…
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Frequently asked questions
Is huginn or witr more popular?
huginn has 50,269 GitHub stars and witr has 22,906. huginn has the larger community by that measure.
Are huginn and witr free?
Both are open source. huginn is licensed under MIT and witr under Apache-2.0. Neither carries a licence fee.
What is the difference between huginn and witr?
huginn is written in Ruby and witr in Go. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, huginn or witr?
Choose huginn if you want the larger community (50,269 stars) or its MIT licence terms. Choose witr if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.