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dzaczek/README.md

dzaczek

Linux engineer · Tuxherd

dzaczek's illustrated workshop: Linux, monitoring, automation and embedded projects

Gallery · Projects

whoami

I'm a Linux engineer. I build monitoring and automation tools, native macOS apps, and hardware projects that connect software to the world outside my terminal.

My projects range from Grafana panels and alerting integrations to thermal cameras, ESP32 displays, mesh radio and practical AI experiments. I like useful tools with clear controls, readable data, and enough visibility to debug them at 03:00.

Projects in pictures

Grafana Split-Flap: Metrics on a mechanical departure board.
Grafana Split-Flap

Metrics on a mechanical departure board.
Grafana Alpine Clock: A clock face you can build and customise.
Grafana Alpine Clock

A clock face you can build and customise.
T2S+ Thermal Camera: Thermal measurements and recording on macOS.
T2S+ Thermal Camera

Thermal measurements and recording on macOS.
Icinga Alerting Forge: Grafana alerts connected to Icinga2.
Icinga Alerting Forge

Grafana alerts connected to Icinga2.
Home Assistant Flip Clock: A mechanical flip clock for your dashboard.
Home Assistant Flip Clock

A mechanical flip clock for your dashboard.
uConsole + i3: A Linux workspace on a handheld computer.
uConsole + i3

A Linux workspace on a handheld computer.
SenseCAP Transport: Live transport departures on an ESP32 display.
SenseCAP Transport

Live transport departures on an ESP32 display.
Icinga Lighthouse project illustration: hardware notifications for Icinga2
Icinga Lighthouse

Hardware notifications for Icinga2.
slbot: Reinforcement learning in a real browser.
slbot

Reinforcement learning in a real browser.
MacMiniHunter: Mac mini price tracking across retailers.
MacMiniHunter

Mac mini price tracking across retailers.
Meshtastic AI Bridge: Mesh radio, AI and Matrix in one interface.
Meshtastic AI Bridge

Mesh radio, AI and Matrix in one interface.
HolidayPlanner: Family holiday planning across districts.
HolidayPlanner

Family holiday planning across districts.

Selected projects

Project What it does
Icinga Alerting Forge Bridges Grafana alerts into Icinga2 with automatically managed services and alert context.
Grafana Split-Flap Displays metrics as a mechanical airport-style departure board.
Grafana Alpine Clock A configurable clock panel with independent hands, indices and dial controls.
T2S+ Thermal Camera Native macOS thermal measurements, recording and a virtual camera.
AI Headset A virtual macOS audio device that connects an ElevenLabs conversational agent to calls.
AVA A multilingual AI phone assistant with Signal updates and mid-call instructions.
slbot A reinforcement-learning experiment that plays slither.io in a real browser.
MacMiniHunter Tracks Mac mini prices across retailers.
Meshtastic AI Bridge Connects Meshtastic, AI and Matrix through a web interface.
SenseCAP Transport Live bus and train departures on an ESP32-S3 SenseCAP Indicator.
FacePulse Raspberry Pi face-presence tracking with Prometheus metrics and Grafana dashboards.
nftgeo A small declarative geographic firewall for nftables on Linux.

Also on my workbench: Home Assistant flip clocks and sensor counters, i3 on the uConsole, HolidayPlanner, and MATH-PAC.

Metric Cupid has a public feedback and issue tracker; its application source is private.

cat /etc/toolbox

Systems & observability: Linux, Docker, Kubernetes, Ansible, Prometheus, Grafana, Icinga2.

Code & data: Python, Go, Swift, JavaScript / TypeScript, Bash, SQL.

Hardware & experiments: ESP32, Raspberry Pi, thermal imaging, Meshtastic, Home Assistant, AI and automation.

Around the web

All repositories · Buy me a coffee

For questions, ideas or bug reports, open an issue in the relevant project.

Pinned Loading

  1. Uconsole-i3 Uconsole-i3 Public

    I3 windows manager on Uconsole device

    Shell 18 3

  2. lovelace-flip-clock-card lovelace-flip-clock-card Public

    A retro-style Flip Clock with realistic 3D fall-down animations for Home Assistant.

    JavaScript 6 1

  3. lovelace-flip-sensor-card lovelace-flip-sensor-card Public

    custom card for Home Assistant that shows an entity value as a mechanical flip flap counter

    JavaScript 2 1

  4. sensecap-public-transport-CH sensecap-public-transport-CH Public

    Real-time bus & train departures on SenseCAP Indicator — Swiss Transport API, LVGL, ESP32-S3.

    C 1

  5. grafana-splitflap-panel grafana-splitflap-panel Public

    Visualize your metrics like an airport departure board. A fully customizable Split-Flap display for Grafana.

    TypeScript

  6. ava ava Public

    AI voice assistant that answers your phone calls with a human like real persona, holds natural multilingual conversations (GPT-4o + ElevenLabs), and keeps you in the loop via Signal with realtime …

    Python 20 2