head to head · open source
ponytail vs DeepSeek-Reasonix
ponytail has 182,779 GitHub stars, 10,094 forks, 270 open issues and last shipped 5 days ago. DeepSeek-Reasonix has 36,045 stars, 2,500 forks, 1,908 open issues and last shipped yesterday. ponytail leads on adoption by 407% (182,779 vs 36,045 stars). ponytail is written in JavaScript under MIT; DeepSeek-Reasonix is written in Go under MIT. ponytail has attracted 6% as many forks as stars, DeepSeek-Reasonix 7%. DeepSeek-Reasonix was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (developer-tools, 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 | DeepSeek-Reasonix | |
|---|---|---|
| GitHub stars | ★ 183K | ★ 36K |
| License | MIT | MIT |
| Written in | JavaScript | Go |
| Last push | 2026-10-29 | 2026-11-02 |
| Forks | ⑂ 10K | ⑂ 2.5K |
| 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 DeepSeek-Reasonix if
- You want the DeepSeek-Reasonix feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Go
- You evaluated both and DeepSeek-Reasonix 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 DeepSeek-Reasonix
English · 简体中文 · Guide · ACP · Extensions · Spec · Website · Discord Open source · MIT · a single Go binary A coding agent you can leave running. One local engine, four ways in — terminal, desktop app, browser, or your editor over ACP. Plan mode, permissions, a workspace sandbox and per turn checkpoints keep a long autonomous run something you can still read and undo. [!IMPORTANT] Community · 加入社区 — bilingual Discord for setup help ( help / 求助 ), workflow showcases, and feature ideas. → Features Config driven. Providers, the agent, enabled tools, and plugins are all declared in reasonix.toml . No hardcoded…
read the full DeepSeek-Reasonix overview →
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Frequently asked questions
Is ponytail or DeepSeek-Reasonix more popular?
ponytail has 182,779 GitHub stars and DeepSeek-Reasonix has 36,045. ponytail has the larger community by that measure.
Are ponytail and DeepSeek-Reasonix free?
Both are open source. ponytail is licensed under MIT and DeepSeek-Reasonix under MIT. Neither carries a licence fee.
What is the difference between ponytail and DeepSeek-Reasonix?
ponytail is written in JavaScript and DeepSeek-Reasonix in Go. 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 DeepSeek-Reasonix?
Choose ponytail if you want the larger community (182,779 stars) or its MIT licence terms. Choose DeepSeek-Reasonix if its feature set, stack or MIT licence fits better. Both are self-hostable.