head to head · open source
Coder vs reviewdog
Coder has 17,263 GitHub stars, 1,644 forks, 996 open issues and last shipped yesterday. reviewdog has 9,719 stars, 512 forks, 131 open issues and last shipped 2 days ago. Coder leads on adoption by 78% (17,263 vs 9,719 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 | ★ 17K | ★ 9.7K |
| License | AGPL-3.0 | MIT |
| Written in | Go | Go |
| Last push | 2026-11-04 | 2026-11-03 |
| Forks | ⑂ 1.6K | ⑂ 512 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Coder if
- You weight community size — 17K 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
Self Hosted Cloud Development Environments and AI Agents Quickstart Docs Why Coder Premium Coder is a self hosted platform for cloud development environments and AI coding agents. Workspaces are defined with Terraform, connected through a secure Wireguard® tunnel, and automatically shut down when not used. Coder Agents runs a native AI coding agent whose loop executes in the control plane on your infrastructure, with no API keys in workspaces. Define cloud development environments in Terraform EC2 VMs, Kubernetes Pods, Docker Containers, etc. Automatically shutdown idle resources to save on costs Onboard…
read the full Coder overview →
About reviewdog
reviewdog A code review dog who keeps your codebase healthy. reviewdog provides a way to post review comments to code hosting services, such as GitHub, automatically by integrating with any linter tools with ease. It uses an output of lint tools and posts them as a comment if findings are in the diff of patches to review. reviewdog also supports running in the local environment to filter the output of lint tools by diff. design doc Table of Contents Installation Input Format 'errorformat' Available pre defined 'errorformat' Reviewdog Diagnostic Format (RDFormat) Diff checkstyle format SARIF format Code…
read the full reviewdog overview →
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Frequently asked questions
Is Coder or reviewdog more popular?
Coder has 17,263 GitHub stars and reviewdog has 9,719. 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 (17,263 stars) or its AGPL-3.0 licence terms. Choose reviewdog if its feature set, stack or MIT licence fits better. Both are self-hostable.