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Tech

A writeup on magnetic stripe cards.
Reviving a magnetic card reader from the 80's.
Weather data based on DWD data.
Munin plugins for collecting ambient sensor data.
Online-Tools for the interwebs.
Rendered routable maps service for Garmin(TM) devices (discontinued).
Some javadoc resources (elasticsearch, yubico), mostly kept for historical reasons.

Last updated: 2026-07-24 16:54:47 UTC