head to head · open source
Sentry vs Vector
Sentry has 45,697 GitHub stars, 4,959 forks, 2,265 open issues and last shipped yesterday. Vector has 22,785 stars, 2,369 forks, 2,512 open issues and last shipped yesterday. Sentry leads on adoption by 101% (45,697 vs 22,785 stars). Sentry is written in Python under a custom or non-standard licence; Vector is written in Rust under MPL-2.0. Sentry has attracted 11% as many forks as stars, Vector 10%. Sentry was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (hacktoberfest, 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 | Vector | |
|---|---|---|
| GitHub stars | ★ 46K | ★ 23K |
| License | Custom / other | MPL-2.0 |
| Written in | Python | Rust |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 5.0K | ⑂ 2.4K |
| 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 Vector if
- You want the Vector feature set and don't need the biggest community
- You prefer the MPL-2.0 license terms
- Your stack matches Rust
- You evaluated both and Vector 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 Vector
Quickstart • Docs • Guides • Integrations • Chat • Download • Container Images • Rust Crate Docs What is Vector? Vector is a high performance, end to end (agent & aggregator) observability data pipeline that puts you in control of your observability data. [Collect][docs.sources], [transform][docs.transforms], and [route][docs.sinks] all your logs and metrics to any vendors you want today and any other vendors you may want tomorrow. Vector enables dramatic cost reduction, novel data enrichment, and data security where you need it, not where it is most convenient for your…
read the full Vector overview →
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Frequently asked questions
Is Sentry or Vector more popular?
Sentry has 45,697 GitHub stars and Vector has 22,785. Sentry has the larger community by that measure.
Are Sentry and Vector free?
Both are open source. Sentry has no licence declared in this registry, and Vector is licensed under MPL-2.0. Both are free to self-host.
What is the difference between Sentry and Vector?
Sentry is written in Python and Vector in Rust. 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 Vector?
Choose Sentry if you want the larger community (45,697 stars) or its Custom / other licence terms. Choose Vector if its feature set, stack or MPL-2.0 licence fits better. Both are self-hostable.