head to head · open source
Sentry vs pg_activity
Sentry has 45,704 GitHub stars, 4,959 forks, 2,265 open issues and last shipped yesterday. pg_activity has 3,053 stars, 196 forks, 16 open issues and last shipped 2 months ago. Sentry leads on adoption by 1,397% (45,704 vs 3,053 stars). Sentry is written in Python under a custom or non-standard licence; pg_activity is written in Python under PostgreSQL. Sentry has attracted 11% as many forks as stars, pg_activity 6%. 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 | pg_activity | |
|---|---|---|
| GitHub stars | ★ 46K | ★ 3.1K |
| License | Custom / other | PostgreSQL |
| Written in | Python | Python |
| Last push | 2026-11-04 | 2026-09-21 |
| Forks | ⑂ 5.0K | ⑂ 196 |
| 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 pg_activity if
- You want the pg_activity feature set and don't need the biggest community
- You prefer the PostgreSQL license terms
- Your stack matches Python
- You evaluated both and pg_activity 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 pg_activity
Command line tool for PostgreSQL server activity monitoring. Installation From distribution packages The simplest way to install pg\ activity is through the package manager of your Linux distribution, if it ships with a package. E.g., on Debian based distributions (e.g. Debian, Ubuntu, Mint...): $ sudo apt install pg activity (on Debian bullseye, the current stable version, a backport is available: apt install pg activity/bullseye backports ). The PostgreSQL Global Development Group (PGDG) also provides packages for RPM based ( and Debian based distributions ( Note: distribution packages may not be up to date…
read the full pg_activity overview →
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Frequently asked questions
Is Sentry or pg_activity more popular?
Sentry has 45,704 GitHub stars and pg_activity has 3,053. Sentry has the larger community by that measure.
Are Sentry and pg_activity free?
Both are open source. Sentry has no licence declared in this registry, and pg_activity is licensed under PostgreSQL. Both are free to self-host.
What is the difference between Sentry and pg_activity?
Sentry is written in Python and pg_activity 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, Sentry or pg_activity?
Choose Sentry if you want the larger community (45,704 stars) or its Custom / other licence terms. Choose pg_activity if its feature set, stack or PostgreSQL licence fits better. Both are self-hostable.