head to head · open source
ponytail vs skillhub
ponytail has 182,779 GitHub stars, 10,094 forks, 270 open issues and last shipped 5 days ago. skillhub has 5,358 stars, 817 forks, 34 open issues and last shipped yesterday. ponytail leads on adoption by 3,311% (182,779 vs 5,358 stars). ponytail is written in JavaScript under MIT; skillhub is written in Java under Apache-2.0. ponytail has attracted 6% as many forks as stars, skillhub 15%. skillhub 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
| ponytail | skillhub | |
|---|---|---|
| GitHub stars | ★ 183K | ★ 5.4K |
| License | MIT | Apache-2.0 |
| Written in | JavaScript | Java |
| Last push | 2026-10-29 | 2026-11-02 |
| Forks | ⑂ 10K | ⑂ 817 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick ponytail if
- You weight community size — 183K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick skillhub if
- You want the skillhub feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Java
- You evaluated both and skillhub fits your workflow better
About ponytail
Ponytail He says nothing. He writes one line. It works. 54% less code (up to 94%) · 20% cheaper · 27% faster · 100% safe Measured on real Claude Code sessions editing a real open source repo (FastAPI + React), against the same agent with no skill. 54% is the mean across 12 feature tasks (Haiku 4.5, n=4); it reaches 94% where an agent over builds (a date picker) and is near zero where the code is already minimal. ponytail keeps every safety guard while a bare "write one liners" prompt drops one. (The earlier single shot benchmark reported 80 94% as a flat figure; against a fair agentic…
read the full ponytail overview →
About skillhub
SkillHub An enterprise grade, open source agent skill registry — publish, discover, and manage reusable skill packages across your organization. English 中文 SkillHub is a self hosted platform that gives teams a private, governed place to share agent skills. Publish a skill package, push it to a namespace, and let others find it through search or install it via CLI. Built for on premise deployment behind your firewall, with the same polish you'd expect from a public registry. ⭐ If SkillHub fits your team, star the repo to help other teams find it, and Watch → Custom → Releases to get notified when a new version…
read the full skillhub overview →
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Frequently asked questions
Is ponytail or skillhub more popular?
ponytail has 182,779 GitHub stars and skillhub has 5,358. ponytail has the larger community by that measure.
Are ponytail and skillhub free?
Both are open source. ponytail is licensed under MIT and skillhub under Apache-2.0. Neither carries a licence fee.
What is the difference between ponytail and skillhub?
ponytail is written in JavaScript and skillhub in Java. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, ponytail or skillhub?
Choose ponytail if you want the larger community (182,779 stars) or its MIT licence terms. Choose skillhub if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.