head to head · open source
Sentry vs checkcle
Sentry has 45,704 GitHub stars, 4,959 forks, 2,265 open issues and last shipped yesterday. checkcle has 3,322 stars, 295 forks, 92 open issues and last shipped 4 months ago. Sentry leads on adoption by 1,276% (45,704 vs 3,322 stars). Sentry is written in Python under a custom or non-standard licence; checkcle is written in Go under MIT. Sentry has attracted 11% as many forks as stars, checkcle 9%. Sentry was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (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 | checkcle | |
|---|---|---|
| GitHub stars | ★ 46K | ★ 3.3K |
| License | Custom / other | MIT |
| Written in | Python | Go |
| Last push | 2026-11-04 | 2026-07-17 |
| Forks | ⑂ 5.0K | ⑂ 295 |
| 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 checkcle if
- You want the checkcle feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Go
- You evaluated both and checkcle 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 checkcle
🌐 Select Language English ខ្មែរ Japanese Chinese Thank you to all our contributors, users, and supporters for making this project thrive. 🚀 Stay tuned for more updates, features, and improvements. 🚀 What is CheckCle? CheckCle is an Open Source solution for seamless, real time monitoring of full stack systems, applications, and infrastructure. It provides developers, sysadmins, and DevOps teams with deep insights and actionable data across every layer of their environment—whether it's servers, applications, or services. With CheckCle, you gain visibility, control, and the ability to ensure optimal performance…
read the full checkcle overview →
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Frequently asked questions
Is Sentry or checkcle more popular?
Sentry has 45,704 GitHub stars and checkcle has 3,322. Sentry has the larger community by that measure.
Are Sentry and checkcle free?
Both are open source. Sentry has no licence declared in this registry, and checkcle is licensed under MIT. Both are free to self-host.
What is the difference between Sentry and checkcle?
Sentry is written in Python and checkcle 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 checkcle?
Choose Sentry if you want the larger community (45,704 stars) or its Custom / other licence terms. Choose checkcle if its feature set, stack or MIT licence fits better. Both are self-hostable.