head to head · open source
open-code-review vs davmail
open-code-review has 49,287 GitHub stars, 3,614 forks, 160 open issues and last shipped yesterday. davmail has 774 stars, 118 forks, 52 open issues and last shipped yesterday. open-code-review leads on adoption by 6,268% (49,287 vs 774 stars). open-code-review is written in Go under Apache-2.0; davmail is written in Java under GPL-2.0. open-code-review has attracted 7% as many forks as stars, davmail 15%. davmail 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.
← all 20902 open source comparisons
Side by side
| open-code-review | davmail | |
|---|---|---|
| GitHub stars | ★ 49K | ★ 774 |
| License | Apache-2.0 | GPL-2.0 |
| Written in | Go | Java |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 3.6K | ⑂ 118 |
| 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 davmail if
- You want the davmail feature set and don't need the biggest community
- You prefer the GPL-2.0 license terms
- Your stack matches Java
- You evaluated both and davmail 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 davmail
DavMail POP/IMAP/SMTP/Caldav/Carddav/LDAP Exchange and Office 365 Gateway Ever wanted to get rid of Outlook? DavMail is a POP/IMAP/SMTP/CalDAV/CardDAV/LDAP gateway allowing users to use any mail client with Exchange and Office 365. Packages are available for macOS, Linux and Windows. The main project site is still on Sourceforge at This git repository is synchronized with the subversion repository in order to make contributions easier for GitHub users. Donate Donations are welcome to help support DavMail development, in dollars or Euros Download Download latest DavMail release on Sourceforge RPM packages are…
read the full davmail overview →
More in Developer Tools
Related comparisons
More Version Control & Collaboration projects
Compare either of these against the rest of the Version Control & Collaboration field.
Frequently asked questions
Is open-code-review or davmail more popular?
open-code-review has 49,287 GitHub stars and davmail has 774. open-code-review has the larger community by that measure.
Are open-code-review and davmail free?
Both are open source. open-code-review is licensed under Apache-2.0 and davmail under GPL-2.0. Neither carries a licence fee.
What is the difference between open-code-review and davmail?
open-code-review is written in Go and davmail in Java. 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 davmail?
Choose open-code-review if you want the larger community (49,287 stars) or its Apache-2.0 licence terms. Choose davmail if its feature set, stack or GPL-2.0 licence fits better. Both are self-hostable.