head to head · open source
ponytail vs streamlit
ponytail has 161,020 GitHub stars, 8,687 forks, 270 open issues and last shipped 2 days ago. streamlit has 45,943 stars, 4,419 forks, 1,200 open issues and last shipped yesterday. ponytail leads on adoption by 250% (161,020 vs 45,943 stars). ponytail is written in JavaScript under MIT; streamlit is written in Python under Apache-2.0. ponytail has attracted 5% as many forks as stars, streamlit 10%. streamlit was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (developer-tools), 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 | streamlit | |
|---|---|---|
| GitHub stars | ★ 161K | ★ 46K |
| License | MIT | Apache-2.0 |
| Written in | JavaScript | Python |
| Last push | 2026-10-10 | 2026-10-11 |
| Forks | ⑂ 8.7K | ⑂ 4.4K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick ponytail if
- You weight community size — 161K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick streamlit if
- You want the streamlit feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Python
- You evaluated both and streamlit 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 streamlit
Streamlit is an open source Python framework for turning scripts into interactive web apps, aimed at data scientists, ML engineers, and analysts who need dashboards, reports, and chat interfaces without building front end code.
read the full streamlit overview →
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Frequently asked questions
Is ponytail or streamlit more popular?
ponytail has 161,020 GitHub stars and streamlit has 45,943. ponytail has the larger community by that measure.
Are ponytail and streamlit free?
Both are open source. ponytail is licensed under MIT and streamlit under Apache-2.0. Neither carries a licence fee.
What is the difference between ponytail and streamlit?
ponytail is written in JavaScript and streamlit 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 streamlit?
Choose ponytail if you want the larger community (161,020 stars) or its MIT licence terms. Choose streamlit if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.