- kwantumkwestie.nl
- a mini website that plays around with some philosophical ideas that arise from quantum mechanics.
- vogelgeluidjes.nl
- a website that helps you learn to recognize bird sounds using spaced repetition.
- My Advent of Code solutions
- literate programming solutions written in Clojure.
- anna-goodreads
- a Firefox extension that adds annas-archive links next to books on Goodreads.
- vogelchecklist-vergelijker
- a Firefox extension that helps compare vogelchecklist.nl/bigyear lists.
- randomshit
- a collection of (mainly python) programs that I have created over the years to answer questions like "how many times do you have to riffle shuffle a deck to get it properly sorted?", or "what is the average occupancy rate of parking lots in Amsterdam?"