head to head · open source
Sentry vs Cachet
Sentry has 45,697 GitHub stars, 4,959 forks, 2,265 open issues and last shipped yesterday. Cachet has 15,263 stars, 1,631 forks, 7 open issues and last shipped yesterday. Sentry leads on adoption by 199% (45,697 vs 15,263 stars). Sentry is written in Python under a custom or non-standard licence; Cachet is written in PHP under a custom or non-standard licence. Sentry has attracted 11% as many forks as stars, Cachet 11%. Sentry 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
| Sentry | Cachet | |
|---|---|---|
| GitHub stars | ★ 46K | ★ 15K |
| License | Custom / other | Custom / other |
| Written in | Python | PHP |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 5.0K | ⑂ 1.6K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Sentry if
- You weight community size — 46K stars and counting
- You want the Custom / other license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick Cachet if
- You want the Cachet feature set and don't need the biggest community
- You prefer the Custom / other license terms
- Your stack matches PHP
- You evaluated both and Cachet fits your workflow better
About Sentry
Users and logs provide clues. Sentry provides answers. What's Sentry? Sentry is the debugging platform that helps every developer detect, trace, and fix issues. Code breaks, fix it faster. Official Sentry SDKs JavaScript Electron React Native Python Ruby PHP Laravel Go Rust Java/Kotlin Objective C/Swift C\ /F\ C/C++ Dart/Flutter Perl Clojure Elixir Unity Unreal Engine Godot Engine PowerShell Resources Documentation Discussions (Bugs, feature requests, general questions) Discord Contributing Bug Tracker Code Transifex (Translate Sentry\!)
read the full Sentry overview →
About Cachet
Cachet, the open source self hosted status page system. Cachet 3.x Announcement For more information on the Cachet rebuild and our plans for 3.x, you can read the announcement here. Requirements PHP 8.3 or later Composer A supported database: MariaDB, MySQL, PostgreSQL or SQLite Installation, Upgrades and Documentation You can find documentation at Here are some useful quick links: Installing Cachet Demo To test out the v3 demo, you can log in to the Cachet dashboard with the following credentials: Email: test@test.com Password: test123 Note The demo automatically resets every 30 minutes. Sponsors Security…
read the full Cachet overview →
More in Infrastructure & Operations
Related comparisons
More Monitoring & Observability projects
Compare either of these against the rest of the Monitoring & Observability field.
Frequently asked questions
Is Sentry or Cachet more popular?
Sentry has 45,697 GitHub stars and Cachet has 15,263. Sentry has the larger community by that measure.
Are Sentry and Cachet free?
Neither Sentry nor Cachet declares a licence in this registry, so check each project's own repository before relying on either for a commercial use. Both are free to self-host.
What is the difference between Sentry and Cachet?
Sentry is written in Python and Cachet in PHP. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Sentry or Cachet?
Choose Sentry if you want the larger community (45,697 stars) or its Custom / other licence terms. Choose Cachet if its feature set, stack or Custom / other licence fits better. Both are self-hostable.