head to head · open source
ponytail vs claude-skills
ponytail has 182,779 GitHub stars, 10,094 forks, 270 open issues and last shipped 5 days ago. claude-skills has 29,170 stars, 4,051 forks, 17 open issues and last shipped yesterday. ponytail leads on adoption by 527% (182,779 vs 29,170 stars). ponytail is written in JavaScript under MIT; claude-skills is written in Python under MIT. ponytail has attracted 6% as many forks as stars, claude-skills 14%. claude-skills was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (agent-skills, claude-code), 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
| ponytail | claude-skills | |
|---|---|---|
| GitHub stars | ★ 183K | ★ 29K |
| License | MIT | MIT |
| Written in | JavaScript | Python |
| Last push | 2026-10-29 | 2026-11-02 |
| Forks | ⑂ 10K | ⑂ 4.1K |
| 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 claude-skills if
- You want the claude-skills feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and claude-skills 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 claude-skills
Claude Code Skills & Plugins — Agent Skills for Every Coding Tool 388 production ready Claude Code skills, plugins, and agent skills for 13 AI coding tools. The most comprehensive open source library of Claude Code skills and agent plugins — also works with OpenAI Codex, Gemini CLI, Cursor, and 9 more coding agents. Reusable expertise packages covering engineering, DevOps, marketing (incl. AEO — Answer Engine Optimization for LLM citation), security (PreToolUse hooks), compliance, C level advisory (incl. founder mode CFO/CMO/CRO/CPO/COO/CHRO/CISO/GC/CDO/CAIO/CCO/VPE personas + 21 /cs: slash commands)…
read the full claude-skills overview →
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Frequently asked questions
Is ponytail or claude-skills more popular?
ponytail has 182,779 GitHub stars and claude-skills has 29,170. ponytail has the larger community by that measure.
Are ponytail and claude-skills free?
Both are open source. ponytail is licensed under MIT and claude-skills under MIT. Neither carries a licence fee.
What is the difference between ponytail and claude-skills?
ponytail is written in JavaScript and claude-skills in Python. 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 claude-skills?
Choose ponytail if you want the larger community (182,779 stars) or its MIT licence terms. Choose claude-skills if its feature set, stack or MIT licence fits better. Both are self-hostable.