head to head · open source
ponytail vs oh-my-pi
ponytail has 141,230 GitHub stars, 7,572 forks, 270 open issues and last shipped 4 days ago. oh-my-pi has 31,605 stars, 3,338 forks, 2,964 open issues and last shipped yesterday. ponytail leads on adoption by 347% (141,230 vs 31,605 stars). ponytail is written in JavaScript under MIT; oh-my-pi is written in TypeScript under MIT. ponytail has attracted 5% as many forks as stars, oh-my-pi 11%. oh-my-pi was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (claude, llm), 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 | oh-my-pi | |
|---|---|---|
| GitHub stars | ★ 141K | ★ 32K |
| License | MIT | MIT |
| Written in | JavaScript | TypeScript |
| Last push | 2026-09-14 | 2026-09-17 |
| Forks | ⑂ 7.6K | ⑂ 3.3K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick ponytail if
- You weight community size — 141K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick oh-my-pi if
- You want the oh-my-pi feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and oh-my-pi fits your workflow better
About ponytail
Ponytail is an open source agent skill for JavaScript and LLM based coding tools that makes an AI agent write the minimum working code for a task, and it is built for developers and teams running agents such as Claude Code, Codex, or Cursor against real repositories.
read the full ponytail overview →
About oh-my-pi
oh my pi is an MIT licensed, terminal based coding agent distributed as omp, built for developers who want a complete agent surface — 60+ model providers, 31 built in tools, language server and debug adapter integration — that runs on their own machine instead of assembling a stack of separate tools.
read the full oh-my-pi overview →
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Frequently asked questions
Is ponytail or oh-my-pi more popular?
ponytail has 141,230 GitHub stars and oh-my-pi has 31,605. ponytail has the larger community by that measure.
Are ponytail and oh-my-pi free?
Both are open source. ponytail is licensed under MIT and oh-my-pi under MIT. Neither carries a licence fee.
What is the difference between ponytail and oh-my-pi?
ponytail is written in JavaScript and oh-my-pi in TypeScript. 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 oh-my-pi?
Choose ponytail if you want the larger community (141,230 stars) or its MIT licence terms. Choose oh-my-pi if its feature set, stack or MIT licence fits better. Both are self-hostable.