head to head · open source
ponytail vs langgraph
ponytail has 141,465 GitHub stars, 7,581 forks, 270 open issues and last shipped 5 days ago. langgraph has 41,863 stars, 7,069 forks, 786 open issues and last shipped yesterday. ponytail leads on adoption by 238% (141,465 vs 41,863 stars). ponytail is written in JavaScript under MIT; langgraph is written in Python under MIT. ponytail has attracted 5% as many forks as stars, langgraph 17%. langgraph was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (ai-agents, 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 | langgraph | |
|---|---|---|
| GitHub stars | ★ 141K | ★ 42K |
| License | MIT | MIT |
| Written in | JavaScript | Python |
| Last push | 2026-09-14 | 2026-09-18 |
| Forks | ⑂ 7.6K | ⑂ 7.1K |
| 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 langgraph if
- You want the langgraph feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and langgraph 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 langgraph
LangGraph is a low level Python orchestration framework for building stateful, long running agents, aimed at developers and platform teams who need durable execution, human in the loop control, and persistent memory instead of a turnkey agent application.
read the full langgraph overview →
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Frequently asked questions
Is ponytail or langgraph more popular?
ponytail has 141,465 GitHub stars and langgraph has 41,863. ponytail has the larger community by that measure.
Are ponytail and langgraph free?
Both are open source. ponytail is licensed under MIT and langgraph under MIT. Neither carries a licence fee.
What is the difference between ponytail and langgraph?
ponytail is written in JavaScript and langgraph 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 langgraph?
Choose ponytail if you want the larger community (141,465 stars) or its MIT licence terms. Choose langgraph if its feature set, stack or MIT licence fits better. Both are self-hostable.