head to head · open source
Reflex vs twinny
Reflex has 28,900 GitHub stars, 1,780 forks, 346 open issues and last shipped today. twinny has 3,650 stars, 230 forks, 48 open issues and last shipped yesterday. Reflex leads on adoption by 692% (28,900 vs 3,650 stars). Reflex is written in Python under Apache-2.0; twinny is written in TypeScript under MIT. Reflex has attracted 6% as many forks as stars, twinny 6%. Reflex 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
| Reflex | twinny | |
|---|---|---|
| GitHub stars | ★ 29K | ★ 3.6K |
| License | Apache-2.0 | MIT |
| Written in | Python | TypeScript |
| Last push | 2026-09-23 | 2026-09-22 |
| Forks | ⑂ 1.8K | ⑂ 230 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Reflex if
- You weight community size — 29K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick twinny if
- You want the twinny feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and twinny fits your workflow better
About Reflex
Reflex is an open source Apache 2.0 Python library for building full stack web apps and internal tools entirely in Python, aimed at Python developers who want a browser based frontend without learning JavaScript.
read the full Reflex overview →
About twinny
twinny is a free, MIT licensed AI coding assistant for Visual Studio Code that brings code completion, chat, inline edits, code review and commit messages to individual developers and teams running a model server they choose — local, on another device, hosted, or shared as one team gateway.
read the full twinny overview →
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Frequently asked questions
Is Reflex or twinny more popular?
Reflex has 28,900 GitHub stars and twinny has 3,650. Reflex has the larger community by that measure.
Are Reflex and twinny free?
Both are open source. Reflex is licensed under Apache-2.0 and twinny under MIT. Neither carries a licence fee.
What is the difference between Reflex and twinny?
Reflex is written in Python and twinny in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Reflex or twinny?
Choose Reflex if you want the larger community (28,900 stars) or its Apache-2.0 licence terms. Choose twinny if its feature set, stack or MIT licence fits better. Both are self-hostable.