For 2024, I solved Advent of Code in 25 different languages. Was a fun project, sometimes a bit (very) painful (*glances at Erlang and Zig*).
Code (bottom of post) and summary for each language:
https://blog.aschoch.ch/posts/aoc-2024
Keep in mind that I used most of these language for a few hours tops, so my judgement is very much subjective.
What's your favourite of the bunch?