Calendar Sync

Syncs a private Google Calendar (ICS) into MariaDB, with recurring-event expansion, soft-delete tracking, and a FastAPI web UI/REST API.

iCloud Contacts Sync

Automated iCloud contacts sync to MariaDB via CardDAV delta sync, multi-user account mapping, birthday email digest, and a read-only API/web view behind Authelia.

DynDNS Updater

Cloudflare + FreeDNS DynDNS updater for FritzBox (TR-064), packaged as a Docker container.

kctl-tui

A terminal entry point for everyday Kubernetes work: guided context/team/namespace selection, a 3-pane k9s-style status view, guided rollout restarts, and an AWS Secrets Manager <-> Kubernetes Secret diff/sync workflow.

FocusApp

A clean, modern todo application with drag & drop reordering. Responsive design, MariaDB persistence, Docker deployment.

PeopleCostCounter

A single-page tool that shows in real time how much a meeting is costing, based on team size and average salary, with English and German UIs.

MVG Departures

Compact MVG/S-Bahn departure monitor with configurable stations, direction filters, and a mobile-friendly HTML/JSON view.

M5Stack Dashboard

M5Stack Core dashboard showing live weather, calendar events, and MVG departures. Navigate with 3 physical buttons, dark iOS-style UI.

WT32-SC01 Dashboard

Touch dashboard for the WT32-SC01 Plus (ESP32-S3, compact display) showing weather, calendar events and MVG departures from local APIs.

Marcer GameDVD Launcher

Console launcher for a Atari ST/Falcon GameDVD USB stick — browse, compare, and launch games from the terminal with overlay/patch mode.