What are the top Nim repos?

Popular Nim repositories on GitHub, each answered in plain English for non-coders: what it is, its tech stack, and how to run it.

nim-lang/nimNim is a compiled programming language that combines Python's readability with C-level performance, featuring
zedeus/nitterSelf-hosted Twitter/X alternative that serves pages as plain, fast HTML without JavaScript, ads, or tracking —
kornelhajto/nsakuraA terminal screensaver that animates falling cherry blossom leaves over an ASCII art tree, with wind and flutt