Side projects & experiments

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A small Go utility for controling an RGB LED to allow a Raspberry Pi to visually communicate various events back to its user.

A Raspberry Pi Pico with a physical button that talks to your computer over USB HID. Press the button (short, double, or long) and the Pico sends those events to a host application on your PC or Mac.

A simple clock powered by an ESP32, featuring an old-school VFD display for a retro aesthetic. Syncs time via the internet for accurate and reliable timekeeping without manual adjustments.

E-Ink Weather is a Cloudflare Worker that fetches current weather data from the MET Norway API, and renders up-to-date weather information as a horizontally-oriented SVG dashboard.

A smart thermostat built on ESP32 with a touch screen, a GUI made with LVGL, Wi-Fi provisioning, NTP time and the HomeKit protocol to talk to the Apple Home app.

A tank built on Arduino MEGA 2560, equipped with several sensors and a bluetooth module, so it can be controlled remotely via a web app.

Streamlines managing of numerous localhost services by providing regular domain names instead. Built-in HTTPS support means all domains are secure by default.

A small IoT project that monitors your washing machine and sends a push notification when the washing cycle ends.

A tiny library that lets you process lots of data faster by spawning multiple workers over assigned portions of data — no synchronization or duplicate-processing worries.

An iOS app and an API for locating bus stops near you and showing the nearest departures (before Google added support for Slovakia).