head to head · open source
Sentry vs xray-checker
Sentry has 45,704 GitHub stars, 4,959 forks, 2,265 open issues and last shipped yesterday. xray-checker has 933 stars, 93 forks, 20 open issues and last shipped 2 months ago. Sentry leads on adoption by 4,799% (45,704 vs 933 stars). Sentry is written in Python under a custom or non-standard licence; xray-checker is written in Go under AGPL-3.0. Sentry has attracted 11% as many forks as stars, xray-checker 10%. 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 | xray-checker | |
|---|---|---|
| GitHub stars | ★ 46K | ★ 933 |
| License | Custom / other | AGPL-3.0 |
| Written in | Python | Go |
| Last push | 2026-11-04 | 2026-09-10 |
| Forks | ⑂ 5.0K | ⑂ 93 |
| 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 xray-checker if
- You want the xray-checker feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches Go
- You evaluated both and xray-checker 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 xray-checker
Xray Checker Xray Checker is a tool for monitoring proxy server availability with support for VLESS, VMess, Trojan, and Shadowsocks protocols. It automatically tests connections through Xray Core and provides metrics for Prometheus, as well as API endpoints for integration with monitoring systems. [!TIP] Try the Live Demo: See Xray Checker in action at demo xray checker.kutovoy.dev 🚀 Key Features 🔍 Monitoring of Xray proxy servers (VLESS, VMess, Trojan, Shadowsocks) 🔄 Automatic configuration updates from subscription (multiple subscriptions supported) 📊 Prometheus metrics export with Pushgateway support 🌐…
read the full xray-checker overview →
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Frequently asked questions
Is Sentry or xray-checker more popular?
Sentry has 45,704 GitHub stars and xray-checker has 933. Sentry has the larger community by that measure.
Are Sentry and xray-checker free?
Both are open source. Sentry has no licence declared in this registry, and xray-checker is licensed under AGPL-3.0. Both are free to self-host.
What is the difference between Sentry and xray-checker?
Sentry is written in Python and xray-checker 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 xray-checker?
Choose Sentry if you want the larger community (45,704 stars) or its Custom / other licence terms. Choose xray-checker if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.