Here are some of the apps and tools I created. You can find others on my GitHub page.
An extensible markup previewer, capable of showing texts written in Markdown, reStructuredText, Asciidoc and other markup languages.
An Android application to generate cute cat avatars from your name. Based on Pepper & Carrot artwork by David Revoy.
An Android application to track your protein consumption. Primarily designed to help people affected by Phenylketonuria.
An image viewer for KDE. It is the default image viewer since KDE 4.0. After maintaining it for 14 years, I passed maintainership To Lukas Tinkl.
A kid-friendly media player.
Command line tools
A command-line-based, sqlite-powered TODO list.
A Doxygen input filter to document QML files.