pure-sh-bible: A collection of pure POSIX sh alternatives to external processes
https://github.com/dylanaraps/pure-sh-bible, posted 2020 by peter in development howto list reference shell
The goal of this book is to document commonly-known and lesser-known methods of doing various tasks using only built-in POSIX
shfeatures. Using the snippets from this bible can help remove unneeded dependencies from scripts and in most cases make them faster. I came across these tips and discovered a few while developing KISS Linux and other smaller projects.