head to head · open source
huginn vs pup
huginn has 50,269 GitHub stars, 4,339 forks, 698 open issues and last shipped yesterday. pup has 1,040 stars, 138 forks, 12 open issues and last shipped yesterday. huginn leads on adoption by 4,734% (50,269 vs 1,040 stars). huginn is written in Ruby under MIT; pup is written in Rust under Apache-2.0. huginn has attracted 9% as many forks as stars, pup 13%. pup was the more recently maintained of the two, and both are self-hostable with no licence fee.
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 | pup | |
|---|---|---|
| GitHub stars | ★ 50K | ★ 1.0K |
| License | MIT | Apache-2.0 |
| Written in | Ruby | Rust |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 4.3K | ⑂ 138 |
| 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 pup if
- You want the pup feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Rust
- You evaluated both and pup 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 pup
:dog2: Give Your Agent a Puppy: Introducing Pup CLI Every AI agent needs a loyal companion. Meet Pup — the CLI that gives your agents full access to Datadog's observability platform (because even autonomous agents need good tooling, not just tricks). What is Pup? A comprehensive, AI agent ready CLI covering a wide range of Datadog product domains. We've unleashed the full power of Datadog's APIs so your agents can fetch metrics, sniff out errors, and track down issues without barking up the wrong API tree. AI agents are the fastest growing interface for infrastructure management. Companies like Vercel and AWS…
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Frequently asked questions
Is huginn or pup more popular?
huginn has 50,269 GitHub stars and pup has 1,040. huginn has the larger community by that measure.
Are huginn and pup free?
Both are open source. huginn is licensed under MIT and pup under Apache-2.0. Neither carries a licence fee.
What is the difference between huginn and pup?
huginn is written in Ruby and pup in Rust. 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 pup?
Choose huginn if you want the larger community (50,269 stars) or its MIT licence terms. Choose pup if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.