head to head · open source
open-code-review vs cargo-crev
open-code-review has 49,287 GitHub stars, 3,614 forks, 160 open issues and last shipped yesterday. cargo-crev has 2,342 stars, 98 forks, 52 open issues and last shipped 4 months ago. open-code-review leads on adoption by 2,004% (49,287 vs 2,342 stars). open-code-review is written in Go under Apache-2.0; cargo-crev is written in Rust under Apache-2.0. open-code-review has attracted 7% as many forks as stars, cargo-crev 4%. 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 | cargo-crev | |
|---|---|---|
| GitHub stars | ★ 49K | ★ 2.3K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Go | Rust |
| Last push | 2026-11-02 | 2026-07-21 |
| Forks | ⑂ 3.6K | ⑂ 98 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick open-code-review if
- You weight community size — 49K 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 cargo-crev if
- You want the cargo-crev feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Rust
- You evaluated both and cargo-crev fits your workflow better
About open-code-review
OpenCodeReview English 简体中文 日本語 한국어 Русский What is Open Code Review? Open Code Review is an AI powered code review CLI tool. It originated as Alibaba Group's internal official AI code review assistant — over the past two years, it has served tens of thousands of developers and identified millions of code defects. After thorough validation at massive scale, we incubated it into an open source project for the community. Simply configure a model endpoint to get started. It reads Git diffs, sends changed files to a configurable LLM via an agent with tool use capabilities, and generates structured review comments…
read the full open-code-review overview →
About cargo-crev
image credit cargo crev A cryptographically verifiable c ode rev iew system for the cargo (Rust) package manager. Introduction Crev is a language and ecosystem agnostic, distributed c ode rev iew system. cargo crev is an implementation of Crev as a command line tool integrated with cargo . This tool helps Rust users evaluate the quality and trustworthiness of their package dependencies. Features cargo crev can already: warn you about untrustworthy crates and security vulnerabilities, display useful metrics about your dependencies, help you identify dependency bloat, allow you to review most suspicious…
read the full cargo-crev overview →
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Frequently asked questions
Is open-code-review or cargo-crev more popular?
open-code-review has 49,287 GitHub stars and cargo-crev has 2,342. open-code-review has the larger community by that measure.
Are open-code-review and cargo-crev free?
Both are open source. open-code-review is licensed under Apache-2.0 and cargo-crev under Apache-2.0. Neither carries a licence fee.
What is the difference between open-code-review and cargo-crev?
open-code-review is written in Go and cargo-crev in Rust. 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 cargo-crev?
Choose open-code-review if you want the larger community (49,287 stars) or its Apache-2.0 licence terms. Choose cargo-crev if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.