head to head · open source
Sentry vs Kener
Sentry has 45,704 GitHub stars, 4,959 forks, 2,265 open issues and last shipped yesterday. Kener has 5,237 stars, 321 forks, 65 open issues and last shipped 2 days ago. Sentry leads on adoption by 773% (45,704 vs 5,237 stars). Sentry is written in Python under a custom or non-standard licence; Kener is written in TypeScript under MIT. Sentry has attracted 11% as many forks as stars, Kener 6%. 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 | Kener | |
|---|---|---|
| GitHub stars | ★ 46K | ★ 5.2K |
| License | Custom / other | MIT |
| Written in | Python | TypeScript |
| Last push | 2026-11-04 | 2026-11-03 |
| Forks | ⑂ 5.0K | ⑂ 321 |
| 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 Kener if
- You want the Kener feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and Kener 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 Kener
Kener Stunning Status Pages What is Kener? Kener is a sleek and lightweight status page system built with SvelteKit and NodeJS . It’s not here to replace heavyweights like Datadog or Atlassian but rather to offer a simple, modern, and hassle free way to set up a great looking status page with minimal effort. Designed with ease of use and customization in mind , Kener provides all the essential features you’d expect from a status page—without unnecessary complexity. Why Kener? ✅ Minimal overhead – Set up quickly with a clean, modern UI ✅ Customizable – Easily tailor it to match your brand ✅ Open…
read the full Kener overview →
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Frequently asked questions
Is Sentry or Kener more popular?
Sentry has 45,704 GitHub stars and Kener has 5,237. Sentry has the larger community by that measure.
Are Sentry and Kener free?
Both are open source. Sentry has no licence declared in this registry, and Kener is licensed under MIT. Both are free to self-host.
What is the difference between Sentry and Kener?
Sentry is written in Python and Kener in TypeScript. 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 Kener?
Choose Sentry if you want the larger community (45,704 stars) or its Custom / other licence terms. Choose Kener if its feature set, stack or MIT licence fits better. Both are self-hostable.