head to head · open source
Sentry vs clockwork
Sentry has 45,707 GitHub stars, 4,965 forks, 2,265 open issues and last shipped yesterday. clockwork has 5,946 stars, 332 forks, 39 open issues and last shipped 2 months ago. Sentry leads on adoption by 669% (45,707 vs 5,946 stars). Sentry is written in Python under a custom or non-standard licence; clockwork is written in PHP under MIT. Sentry has attracted 11% as many forks as stars, clockwork 6%. 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 | clockwork | |
|---|---|---|
| GitHub stars | ★ 46K | ★ 5.9K |
| License | Custom / other | MIT |
| Written in | Python | PHP |
| Last push | 2026-11-04 | 2026-08-29 |
| Forks | ⑂ 5.0K | ⑂ 332 |
| 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 clockwork if
- You want the clockwork feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches PHP
- You evaluated both and clockwork 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 clockwork
Clockwork is a development tool for PHP available right in your browser. Clockwork gives you an insight into your application runtime including request data, performance metrics, log entries, database queries, cache queries, redis commands, dispatched events, queued jobs, rendered views and more for HTTP requests, commands, queue jobs and tests. This repository contains the server side component of Clockwork. Check out on the Clockwork website for details. Installation Install the Clockwork library via Composer. Congratulations, you are done! To enable more features like commands or queue jobs profiling, publish…
read the full clockwork 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 clockwork more popular?
Sentry has 45,707 GitHub stars and clockwork has 5,946. Sentry has the larger community by that measure.
Are Sentry and clockwork free?
Both are open source. Sentry has no licence declared in this registry, and clockwork is licensed under MIT. Both are free to self-host.
What is the difference between Sentry and clockwork?
Sentry is written in Python and clockwork 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 clockwork?
Choose Sentry if you want the larger community (45,707 stars) or its Custom / other licence terms. Choose clockwork if its feature set, stack or MIT licence fits better. Both are self-hostable.