Debian does amazing amounts of system-wide initiatives. Off the top of my head, there are multiarch https://wiki.debian.org/Multiarch https://wiki.debian.org/Mu

Debian does amazing amounts of system-wide initiatives. Off the top of my head, there are multiarch https://wiki.debian.org/Multiarch https://wiki.debian.org/Multiarch, clang rebuild http://clang.debian.net/ http://clang.debian.net/, and automated code analysis https://qa.debian.org/daca/ https://qa.debian.org/daca/.