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Crystal 1.9.0 is released!
(crystal-lang.org)
All things programming and coding related. Subcommunity of Technology.
This community's icon was made by Aaron Schneider, under the CC-BY-NC-SA 4.0 license.
It looks similar to Ruby but with an appropriately modern static type system and a macro system instead of runtime metaprogramming.
It also has its own concurrency story, as far as I remember.