Bimaru is a fun puzzle. I remember putting an Android App in the store containing the phrase "Battleships", only to receive a copyright claim from Hasbro, and Google immediately took the App down from the Store.
I also mostly enjoy Sudoku variants, most of which I discovered via Geocaches, interestingly.
After solving a few I then implemented a solver with customizable constraints, if anyone's interested, should still be available here:
Nice! Love the huge library, I wonder how much time was put into compiling it.
Reminds me of a Chiptune player I made a wile ago (with Chiptune.js), but with only like 20 predefined Cracktros. If anyone is interested: kleemans.ch/static/chiptune
Personal blog focussed on tech things I find interesting. Some of them involve building small tools (like a swiss ID checksum generator) or illustrating certain algorithms (like the 4 color theorem).
My personal blog, mostly coding/tech and GameBoy related posts, usually about one post per month