2021:

• RC-Car - Rust + rPi based RC car. Basically a very expensive excuse to play with Rust and rPi.

2020:

• qr-wifi - very small utility written in Go to share Wifi password in QR codes in console.
• grid - Vue.JS gallery that allows filtering based on Lens and camera. This was useful for me because I was not sure which lens I use the most and which one I should sell.
• Exploring my data in Monzo with transaction map and integration to Google calendar

2019 and before:

• toggl2webcal - add Toggl entries to google calendar
• exif2pandas - collecting information on my photos
• pdfs-rename - automatically renaming pdfs based on metadata or content
• photos2geojson - creating html map from my photos
• fakturuj_pyco - invoicing tool
• Ethernal - Ethereum blockchain explorer
• urljects - flask-like routing system for Django
• debatetime - time keeping application for debating tournaments. Hundreds of people used it in the last 7 years. Example photo here.
• fakesudo - tool to poison bash sudo

Paid open source:

• django-session-log - logging module I made for AgFunder
• Seeder - internal CMS and website for 🇨🇿 National Library