head to head · open source
ponytail vs avoid-ai-writing
ponytail has 141,465 GitHub stars, 7,581 forks, 270 open issues and last shipped 4 days ago. avoid-ai-writing has 4,450 stars, 393 forks, 52 open issues and last shipped yesterday. ponytail leads on adoption by 3,079% (141,465 vs 4,450 stars). ponytail is written in JavaScript under MIT; avoid-ai-writing is written in JavaScript under MIT. ponytail has attracted 5% as many forks as stars, avoid-ai-writing 9%. avoid-ai-writing was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 4 topic tags (claude, claude-code, llm, prompt-engineering), 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 | avoid-ai-writing | |
|---|---|---|
| GitHub stars | ★ 141K | ★ 4.5K |
| License | MIT | MIT |
| Written in | JavaScript | JavaScript |
| Last push | 2026-09-14 | 2026-09-17 |
| Forks | ⑂ 7.6K | ⑂ 393 |
| 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 avoid-ai-writing if
- You want the avoid-ai-writing feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches JavaScript
- You evaluated both and avoid-ai-writing 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 avoid-ai-writing
A portable writing skill for Claude Code, OpenClaw, Hermes, and any other agentskills.io compatible agent that audits and rewrites prose to remove AI writing patterns, aimed at writers, editors, and engineers who want machine drafted text to stop reading like machine drafted text.
read the full avoid-ai-writing overview →
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Frequently asked questions
Is ponytail or avoid-ai-writing more popular?
ponytail has 141,465 GitHub stars and avoid-ai-writing has 4,450. ponytail has the larger community by that measure.
Are ponytail and avoid-ai-writing free?
Both are open source. ponytail is licensed under MIT and avoid-ai-writing under MIT. Neither carries a licence fee.
What is the difference between ponytail and avoid-ai-writing?
ponytail is written in JavaScript and avoid-ai-writing in JavaScript. 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 avoid-ai-writing?
Choose ponytail if you want the larger community (141,465 stars) or its MIT licence terms. Choose avoid-ai-writing if its feature set, stack or MIT licence fits better. Both are self-hostable.