head to head · open source
Sentry vs Peekaping
Sentry has 45,704 GitHub stars, 4,959 forks, 2,265 open issues and last shipped yesterday. Peekaping has 1,212 stars, 87 forks, 92 open issues and last shipped 2 days ago. Sentry leads on adoption by 3,671% (45,704 vs 1,212 stars). Sentry is written in Python under a custom or non-standard licence; Peekaping is written in Go under MIT. Sentry has attracted 11% as many forks as stars, Peekaping 7%. Sentry was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (monitor, monitoring), 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
| Sentry | Peekaping | |
|---|---|---|
| GitHub stars | ★ 46K | ★ 1.2K |
| License | Custom / other | MIT |
| Written in | Python | Go |
| Last push | 2026-11-04 | 2026-11-03 |
| Forks | ⑂ 5.0K | ⑂ 87 |
| 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 Peekaping if
- You want the Peekaping feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Go
- You evaluated both and Peekaping 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 Peekaping
Peekaping the best uptime kuma alternative A modern, self hosted uptime monitoring solution Peekaping is a uptime monitoring system built with Golang and React. You can monitor your websites, API and many more leveraging beautiful status pages, alert notifications. 🔗 Website peekaping.com 🔗 Live Demo demo.peekaping.com 🔗 Documentation docs.peekaping.com 🔗 Community terraform provider registry.terraform.io/providers/tafaust/peekaping Why Peekaping Is the Optimal Alternative to Uptime Kuma Peekaping is a modern uptime monitoring solution designed with the requirements of professional DevOps teams in mind…
read the full Peekaping overview →
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Frequently asked questions
Is Sentry or Peekaping more popular?
Sentry has 45,704 GitHub stars and Peekaping has 1,212. Sentry has the larger community by that measure.
Are Sentry and Peekaping free?
Both are open source. Sentry has no licence declared in this registry, and Peekaping is licensed under MIT. Both are free to self-host.
What is the difference between Sentry and Peekaping?
Sentry is written in Python and Peekaping in Go. 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 Peekaping?
Choose Sentry if you want the larger community (45,704 stars) or its Custom / other licence terms. Choose Peekaping if its feature set, stack or MIT licence fits better. Both are self-hostable.