head to head · open source
NetData vs Sentry
NetData has 81,255 GitHub stars, 6,717 forks, 393 open issues and last shipped yesterday. Sentry has 45,697 stars, 4,959 forks, 2,265 open issues and last shipped yesterday. NetData leads on adoption by 78% (81,255 vs 45,697 stars). NetData is written in Go under GPL-3.0; Sentry is written in Python under a custom or non-standard licence. NetData has attracted 8% as many forks as stars, Sentry 11%. Sentry was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (devops), 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
| NetData | Sentry | |
|---|---|---|
| GitHub stars | ★ 81K | ★ 46K |
| License | GPL-3.0 | Custom / other |
| Written in | Go | Python |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 6.7K | ⑂ 5.0K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick NetData if
- You weight community size — 81K stars and counting
- You want the GPL-3.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick Sentry if
- You want the Sentry feature set and don't need the biggest community
- You prefer the Custom / other license terms
- Your stack matches Python
- You evaluated both and Sentry fits your workflow better
About NetData
X Ray Vision for your infrastructure! Every Metric, Every Second. No BS. Visit our Home Page MENU: WHO WE ARE KEY FEATURES GETTING STARTED HOW IT WORKS FAQ DOCS COMMUNITY CONTRIBUTE LICENSE [!WARNING] People get addicted to Netdata. Once you use it on your systems, there's no going back. WHO WE ARE Netdata is an open source, real time infrastructure monitoring platform. Monitor, detect, and act across your entire infrastructure. Core Advantages: Instant Insights – With Netdata you can access per second metrics and visualizations. Zero Configuration – You can deploy immediately without complex setup. ML Powered –…
read the full NetData overview →
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 →
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Frequently asked questions
Is NetData or Sentry more popular?
NetData has 81,255 GitHub stars and Sentry has 45,697. NetData has the larger community by that measure.
Are NetData and Sentry free?
Both are open source. NetData is licensed under GPL-3.0, and Sentry has no licence declared in this registry. Both are free to self-host.
What is the difference between NetData and Sentry?
NetData is written in Go and Sentry in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, NetData or Sentry?
Choose NetData if you want the larger community (81,255 stars) or its GPL-3.0 licence terms. Choose Sentry if its feature set, stack or Custom / other licence fits better. Both are self-hostable.