head to head · open source
Sentry vs opentelemetry-collector
Sentry has 45,704 GitHub stars, 4,959 forks, 2,265 open issues and last shipped yesterday. opentelemetry-collector has 7,727 stars, 2,329 forks, 696 open issues and last shipped yesterday. Sentry leads on adoption by 491% (45,704 vs 7,727 stars). Sentry is written in Python under a custom or non-standard licence; opentelemetry-collector is written in Go under Apache-2.0. Sentry has attracted 11% as many forks as stars, opentelemetry-collector 30%. 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 | opentelemetry-collector | |
|---|---|---|
| GitHub stars | ★ 46K | ★ 7.7K |
| License | Custom / other | Apache-2.0 |
| Written in | Python | Go |
| Last push | 2026-11-04 | 2026-11-04 |
| Forks | ⑂ 5.0K | ⑂ 2.3K |
| 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 opentelemetry-collector if
- You want the opentelemetry-collector feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Go
- You evaluated both and opentelemetry-collector 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 opentelemetry-collector
Getting Started • Getting Involved • Getting In Touch Vision • Configuration • Monitoring • Security • Package OpenTelemetry Collector The OpenTelemetry Collector offers a vendor agnostic implementation on how to receive, process and export telemetry data. In addition, it removes the need to run, operate and maintain multiple agents/collectors in order to support open source telemetry data formats (e.g. Jaeger, Prometheus, etc.) to multiple open source or commercial back ends. Objectives: Usable: Reasonable default configuration, supports popular protocols, runs and collects out of…
read the full opentelemetry-collector overview →
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Frequently asked questions
Is Sentry or opentelemetry-collector more popular?
Sentry has 45,704 GitHub stars and opentelemetry-collector has 7,727. Sentry has the larger community by that measure.
Are Sentry and opentelemetry-collector free?
Both are open source. Sentry has no licence declared in this registry, and opentelemetry-collector is licensed under Apache-2.0. Both are free to self-host.
What is the difference between Sentry and opentelemetry-collector?
Sentry is written in Python and opentelemetry-collector 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 opentelemetry-collector?
Choose Sentry if you want the larger community (45,704 stars) or its Custom / other licence terms. Choose opentelemetry-collector if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.