head to head · open source
open-code-review vs flow-next
open-code-review has 35,312 GitHub stars, 2,504 forks, 160 open issues and last shipped today. flow-next has 699 stars, 55 forks, 6 open issues and last shipped 2 days ago. open-code-review leads on adoption by 4,952% (35,312 vs 699 stars). open-code-review is written in Go under Apache-2.0; flow-next is written in Python under MIT. open-code-review has attracted 7% as many forks as stars, flow-next 8%. open-code-review was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (code-review), 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
| open-code-review | flow-next | |
|---|---|---|
| GitHub stars | ★ 35K | ★ 699 |
| License | Apache-2.0 | MIT |
| Written in | Go | Python |
| Last push | 2026-09-18 | 2026-09-16 |
| Forks | ⑂ 2.5K | ⑂ 55 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick open-code-review if
- You weight community size — 35K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick flow-next if
- You want the flow-next feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and flow-next fits your workflow better
About open-code-review
Open Code Review is an Apache 2.0, Go based AI code review CLI that reads Git diffs, sends changed files to a configurable LLM through a tool using agent, and returns line level review comments, built for developers and platform teams that want large scale review automated inside infrastructure they control.
read the full open-code-review overview →
About flow-next
Flow Next Agents generate. flow next proves. Implementation got cheap. Reviewing it, verifying it, and keeping a codebase coherent did not. Flow Next is a workflow plugin that runs inside your coding agent. Give it the change you want and the rules your project follows. It turns that intent into specs, implementation, review, and pull requests with evidence. Your specs, decisions, and task state live in your repository. A real recorded run: plan, then cross model plan review (catches a missing guard, fix, SHIP), then implement plus tests, then impl review SHIP, ending on the receipt. Nothing staged; every frame i…
read the full flow-next overview →
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Frequently asked questions
Is open-code-review or flow-next more popular?
open-code-review has 35,312 GitHub stars and flow-next has 699. open-code-review has the larger community by that measure.
Are open-code-review and flow-next free?
Both are open source. open-code-review is licensed under Apache-2.0 and flow-next under MIT. Neither carries a licence fee.
What is the difference between open-code-review and flow-next?
open-code-review is written in Go and flow-next 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, open-code-review or flow-next?
Choose open-code-review if you want the larger community (35,312 stars) or its Apache-2.0 licence terms. Choose flow-next if its feature set, stack or MIT licence fits better. Both are self-hostable.