Posts in #nixos

This is a quick post on how I migrated my Immich deployment from Docker to a native NixOS module, and how you can do the same.

This is a write-up of the “Reproducible Pwning” challenge from KalmarCTF 2025. This challenge takes us through the inner workings of Nix and a very interesting privilege escalation that has made me change my own NixOS configuration.

In this post we will take a look at how to setup [Collabora Online] on a Nextcloud instance using NixOS, resulting in a compelling self-hosted alternative to Google Docs/Sheets/Slides/Drawings.