Wow, I'm in with Crystal support :)
Do you know something like awesome-training resourses for Crystal?
Do you know something like awesome-training resourses for Crystal?
https://learnxinyminutes.com/docs/crystal/
https://rosettacode.org/wiki/Category:Crystal
Otherwise I'll be starting with Crystal as well if I decide to do AoC in it, so I don't know of any other resources either.