SoundSwitch

This small piece of software allows you to quickly switch between playback devices by using a key combination (on Windows).
I’m the original author, this is now being further developed by Antoine Aflalo
Source code

Anki Chinese

You input some Chinese characters and this tool will generate the matching pinyin, stroke order and sound files.
I use this to create cards for Anki.
Source code

BulkTTS

BulkTTS is a tool I wrote to quickly transform words to mp3 files.
These I would then also use in Anki decks to train my vocabulary in other languages.
Source code

Recipes

I wanted a version-controlled way to store my favourite recipes and a simple way to share them with friends.
Source code