head to head · open source
Coder vs reviewdog
Coder has 15,676 GitHub stars, 1,525 forks, 996 open issues and last shipped today. reviewdog has 9,601 stars, 495 forks, 131 open issues and last shipped yesterday. Coder leads on adoption by 63% (15,676 vs 9,601 stars). Coder is written in Go under AGPL-3.0; reviewdog is written in Go under MIT. Coder has attracted 10% as many forks as stars, reviewdog 5%. Coder was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (go), 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
| Coder | reviewdog | |
|---|---|---|
| GitHub stars | ★ 16K | ★ 9.6K |
| License | AGPL-3.0 | MIT |
| Written in | Go | Go |
| Last push | 2026-09-20 | 2026-09-19 |
| Forks | ⑂ 1.5K | ⑂ 495 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Coder if
- You weight community size — 16K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches Go
- 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 Coder
Coder is a self hosted platform for cloud development environments and AI coding agents. It is written in Go, released under AGPL 3.0, and listed under Developer Tools / Version Control & Collaboration. Teams define workspaces with Terraform, connect through a secure Wireguard tunnel, and run environments on EC2 VMs, Kubernetes Pods, or Docker Containers.
read the full Coder 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 Coder or reviewdog more popular?
Coder has 15,676 GitHub stars and reviewdog has 9,601. Coder has the larger community by that measure.
Are Coder and reviewdog free?
Both are open source. Coder is licensed under AGPL-3.0 and reviewdog under MIT. Neither carries a licence fee.
What is the difference between Coder and reviewdog?
Coder is written in Go 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, Coder or reviewdog?
Choose Coder if you want the larger community (15,676 stars) or its AGPL-3.0 licence terms. Choose reviewdog if its feature set, stack or MIT licence fits better. Both are self-hostable.