tirreno ~ open-source security user analytic
Our team worked for 1,000 days to create and open-source a web user analytics platform. It is a lightweight (~5 dependencies), “low-tech” PHP/PostgreSQL software that answers the question of what logged-in users are doing on your web application and helps mitigate some risks. Online demo: https://play.tirreno.com Source code: https://github.com/TirrenoTechnologies/tirreno Official website: https://www.tirreno.com If that's not of interest, there's also a game by @KilledByAPixel: https://play.tirreno.com/game, which has some…
In plain words
Tirreno is an open-source web analytics platform built with PHP and PostgreSQL that tracks what logged-in users do within web applications. Designed for developers and security-conscious teams, it uses minimal dependencies and a straightforward approach to help identify and mitigate user-related security risks. The lightweight software provides visibility into user behavior without unnecessary complexity.
written from the facts on this page · September 2026
From the sources
In the maker’s words, at launch
Our team worked for 1,000 days to create and open-source a web user analytics platform. It is a lightweight (~5 dependencies), “low-tech” PHP/PostgreSQL software that answers the question of what logged-in users are doing on your web application and helps mitigate some risks. Online demo: https://play.tirreno.com Source code: https://github.com/TirrenoTechnologies/tirreno Official website: https://www.tirreno.com If that's not of interest, there's also a game by @KilledByAPixel: https://play.tirreno.com/game, which has some sentimental flavour. Dedication: thanks to my dad, who brought an 8086 home.
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