Building a self-hosted SaaS, I needed authentication. So I read how two fully open-source forges — Codeberg (Forgejo) and Sourcehut — actually store identity, credentials, and permissions. Spoiler: it's SQL all the way down.

What's actually on the wire when a OnePlus negotiates with a third-party GaN charger — and why no Anker can deliver SuperVOOC.

Implementation reference for the NixOS boot.initrd.secrets module

A practical software stack for moving away from Gmail and Google Workspace without giving up useful tools.