head to head · open source
code-review-graph vs davmail
code-review-graph has 31,548 GitHub stars, 2,870 forks, 163 open issues and last shipped yesterday. davmail has 758 stars, 110 forks, 52 open issues and last shipped yesterday. code-review-graph leads on adoption by 4,062% (31,548 vs 758 stars). code-review-graph is written in Python under MIT; davmail is written in Java under GPL-2.0. code-review-graph has attracted 9% 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.
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Side by side
| code-review-graph | davmail | |
|---|---|---|
| GitHub stars | ★ 32K | ★ 758 |
| License | MIT | GPL-2.0 |
| Written in | Python | Java |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 2.9K | ⑂ 110 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick code-review-graph if
- You weight community size — 32K stars and counting
- You want the MIT license terms
- Your stack matches Python
- 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 code-review-graph
code review graph is a local first code intelligence graph for MCP and the command line that parses a repository with Tree sitter into a persistent map of functions, classes, imports, calls, inheritance and test coverage, so AI coding assistants read only the files a review actually needs; it is aimed at developers and teams running AI coding tools against large repositories where repeated full codebase reads waste tokens.
read the full code-review-graph overview →
About davmail
DavMail is a Java gateway that connects standard mail, calendar, contact, and directory protocols to Exchange and Office 365. It presents itself to client software through POP, IMAP, SMTP, CalDAV, CardDAV, and LDAP, while communicating with the target service behind that interface. The project is distributed under GPL 2.0 and is packaged for macOS, Linux, and Windows.
read the full davmail overview →
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Frequently asked questions
Is code-review-graph or davmail more popular?
code-review-graph has 31,548 GitHub stars and davmail has 758. code-review-graph has the larger community by that measure.
Are code-review-graph and davmail free?
Both are open source. code-review-graph is licensed under MIT and davmail under GPL-2.0. Neither carries a licence fee.
What is the difference between code-review-graph and davmail?
code-review-graph is written in Python 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, code-review-graph or davmail?
Choose code-review-graph if you want the larger community (31,548 stars) or its MIT licence terms. Choose davmail if its feature set, stack or GPL-2.0 licence fits better. Both are self-hostable.