head to head · open source
Sentry vs slog
Sentry has 45,704 GitHub stars, 4,959 forks, 2,265 open issues and last shipped yesterday. slog has 1,706 stars, 98 forks, 57 open issues and last shipped 5 months ago. Sentry leads on adoption by 2,579% (45,704 vs 1,706 stars). Sentry is written in Python under a custom or non-standard licence; slog is written in Rust under Apache-2.0. Sentry has attracted 11% as many forks as stars, slog 6%. Sentry was the more recently maintained of the two, and both are self-hostable with no licence fee.
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 | slog | |
|---|---|---|
| GitHub stars | ★ 46K | ★ 1.7K |
| License | Custom / other | Apache-2.0 |
| Written in | Python | Rust |
| Last push | 2026-11-04 | 2026-06-01 |
| Forks | ⑂ 5.0K | ⑂ 98 |
| 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 slog if
- You want the slog feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Rust
- You evaluated both and slog 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 slog
Getting started Introduction FAQ Crate list slog rs The Logging for [Rust][rust] You might consider using tracing instead It's been a while since slog was created and it served Rust community well all this time. It remains a stable, featureful and battle tested library, used in many important projects. In last few years, another ecosystem for Rust was created with similar features and a very good support for debugging async code and already larger dev team and community. Please check tracing and see if it is more suitable for your use case. It seems that it is already a go to logging/tracing solution for Rust…
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Frequently asked questions
Is Sentry or slog more popular?
Sentry has 45,704 GitHub stars and slog has 1,706. Sentry has the larger community by that measure.
Are Sentry and slog free?
Both are open source. Sentry has no licence declared in this registry, and slog is licensed under Apache-2.0. Both are free to self-host.
What is the difference between Sentry and slog?
Sentry is written in Python and slog 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 slog?
Choose Sentry if you want the larger community (45,704 stars) or its Custom / other licence terms. Choose slog if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.