head to head · open source
Dify vs ponytail
Dify has 156,167 GitHub stars, 24,658 forks, 1,067 open issues and last shipped yesterday. ponytail has 141,230 stars, 7,572 forks, 270 open issues and last shipped 4 days ago. Dify leads on adoption by 11% (156,167 vs 141,230 stars). Dify is written in TypeScript under a custom or non-standard licence; ponytail is written in JavaScript under MIT. Dify has attracted 16% as many forks as stars, ponytail 5%. Dify 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
| Dify | ponytail | |
|---|---|---|
| GitHub stars | ★ 156K | ★ 141K |
| License | Custom / other | MIT |
| Written in | TypeScript | JavaScript |
| Last push | 2026-09-17 | 2026-09-14 |
| Forks | ⑂ 25K | ⑂ 7.6K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Dify if
- You weight community size — 156K stars and counting
- You want the Custom / other license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick ponytail if
- You want the ponytail feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches JavaScript
- You evaluated both and ponytail fits your workflow better
About Dify
Dify is an open source LLM application development platform built in TypeScript. It provides a visual interface for designing, testing, and deploying AI workflows, RAG pipelines, and agentic systems without writing extensive code. The platform lives in the generative AI development ecosystem and targets teams needing to move from prototype to production using consistent tooling across environments.
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 →
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Frequently asked questions
Is Dify or ponytail more popular?
Dify has 156,167 GitHub stars and ponytail has 141,230. Dify has the larger community by that measure.
Are Dify and ponytail free?
Both are open source. Dify has no licence declared in this registry, and ponytail is licensed under MIT. Both are free to self-host.
What is the difference between Dify and ponytail?
Dify is written in TypeScript and ponytail 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, Dify or ponytail?
Choose Dify if you want the larger community (156,167 stars) or its Custom / other licence terms. Choose ponytail if its feature set, stack or MIT licence fits better. Both are self-hostable.