head to head · open source
ponytail vs unlazy
ponytail has 182,779 GitHub stars, 10,094 forks, 270 open issues and last shipped 5 days ago. unlazy has 4,263 stars, 336 forks, 3 open issues and last shipped 2 months ago. ponytail leads on adoption by 4,188% (182,779 vs 4,263 stars). ponytail is written in JavaScript under MIT; unlazy is written in JavaScript under MIT. ponytail has attracted 6% as many forks as stars, unlazy 8%. ponytail was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 5 topic tags (ai-agents, claude, claude-code, 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 | unlazy | |
|---|---|---|
| GitHub stars | ★ 183K | ★ 4.3K |
| License | MIT | MIT |
| Written in | JavaScript | JavaScript |
| Last push | 2026-10-29 | 2026-09-03 |
| Forks | ⑂ 10K | ⑂ 336 |
| 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 unlazy if
- You want the unlazy feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches JavaScript
- You evaluated both and unlazy 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 unlazy
unlazy Completion discipline for substantial AI agent work, backed by runnable gates. Write the acceptance ledger first. Execute reviewed checks. Reverify returned work. Report only what the evidence supports. Quick start Gate contract Orchestration Security Research Version status The current source targets 2.1.0 . It is not identified here as a tagged GitHub release. Pin an exact commit when you need an immutable installation. See CHANGELOG.md for the unreleased change set. Install Use the skills CLI for supported agents: Add g for a user level install or all for every detected agent. Manual locations: Clone…
read the full unlazy overview →
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Frequently asked questions
Is ponytail or unlazy more popular?
ponytail has 182,779 GitHub stars and unlazy has 4,263. ponytail has the larger community by that measure.
Are ponytail and unlazy free?
Both are open source. ponytail is licensed under MIT and unlazy under MIT. Neither carries a licence fee.
What is the difference between ponytail and unlazy?
ponytail is written in JavaScript and unlazy 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 unlazy?
Choose ponytail if you want the larger community (182,779 stars) or its MIT licence terms. Choose unlazy if its feature set, stack or MIT licence fits better. Both are self-hostable.