head to head · open source
Reflex vs reviewdog
Reflex has 28,891 GitHub stars, 1,778 forks, 346 open issues and last shipped yesterday. reviewdog has 9,597 stars, 494 forks, 131 open issues and last shipped yesterday. Reflex leads on adoption by 201% (28,891 vs 9,597 stars). Reflex is written in Python under Apache-2.0; reviewdog is written in Go under MIT. Reflex has attracted 6% as many forks as stars, reviewdog 5%. Reflex was the more recently maintained of the two, and both are self-hostable with no licence fee.
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 | reviewdog | |
|---|---|---|
| GitHub stars | ★ 29K | ★ 9.6K |
| License | Apache-2.0 | MIT |
| Written in | Python | Go |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 1.8K | ⑂ 494 |
| 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 reviewdog if
- You want the reviewdog feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Go
- You evaluated both and reviewdog 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 reviewdog
reviewdog is an automated code review tool written in Go and released under the MIT license. It lives in the version control and collaboration space of the developer tooling ecosystem, and it integrates with code analysis tools regardless of programming language. Rather than performing analysis itself, reviewdog consumes the output of existing linters and static analysis tools and turns those findings into review comments on code hosting services. The project has been published for roughly ten years, carries more than nine thousand stars and close to five hundred forks, and its topic list covers CI, linting, stat…
read the full reviewdog overview →
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Frequently asked questions
Is Reflex or reviewdog more popular?
Reflex has 28,891 GitHub stars and reviewdog has 9,597. Reflex has the larger community by that measure.
Are Reflex and reviewdog free?
Both are open source. Reflex is licensed under Apache-2.0 and reviewdog under MIT. Neither carries a licence fee.
What is the difference between Reflex and reviewdog?
Reflex is written in Python and reviewdog in Go. 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 reviewdog?
Choose Reflex if you want the larger community (28,891 stars) or its Apache-2.0 licence terms. Choose reviewdog if its feature set, stack or MIT licence fits better. Both are self-hostable.