head to head · open source
huginn vs pg_activity
huginn has 50,269 GitHub stars, 4,339 forks, 698 open issues and last shipped yesterday. pg_activity has 3,053 stars, 195 forks, 16 open issues and last shipped 1 months ago. huginn leads on adoption by 1,547% (50,269 vs 3,053 stars). huginn is written in Ruby under MIT; pg_activity is written in Python under PostgreSQL. huginn has attracted 9% as many forks as stars, pg_activity 6%. huginn 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
| huginn | pg_activity | |
|---|---|---|
| GitHub stars | ★ 50K | ★ 3.1K |
| License | MIT | PostgreSQL |
| Written in | Ruby | Python |
| Last push | 2026-11-02 | 2026-09-21 |
| Forks | ⑂ 4.3K | ⑂ 195 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick huginn if
- You weight community size — 50K stars and counting
- You want the MIT license terms
- Your stack matches Ruby
- 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 huginn
What is Huginn? Huginn is a system for building agents that perform automated tasks for you online. They can read the web, watch for events, and take actions on your behalf. Huginn's Agents create and consume events, propagating them along a directed graph. Think of it as a hackable version of IFTTT or Zapier on your own server. You always know who has your data. You do. Here are some of the things that you can do with Huginn: Track the weather and get an email when it's going to rain (or snow) tomorrow ("Don't forget your umbrella!") List terms that you care about and receive email when their occurrence on…
read the full huginn 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 huginn or pg_activity more popular?
huginn has 50,269 GitHub stars and pg_activity has 3,053. huginn has the larger community by that measure.
Are huginn and pg_activity free?
Both are open source. huginn is licensed under MIT and pg_activity under PostgreSQL. Neither carries a licence fee.
What is the difference between huginn and pg_activity?
huginn is written in Ruby 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, huginn or pg_activity?
Choose huginn if you want the larger community (50,269 stars) or its MIT licence terms. Choose pg_activity if its feature set, stack or PostgreSQL licence fits better. Both are self-hostable.