AWK directory containing collected snippets and code Extensions .gawk is for the gnu implementation of awk (gawk) .bawk is for busybox awk .oawk is old/original awk .mawk is mawk .rawk is runawk .awk is portable across all Directories: Modules/ Functions and variables you can source from Commands/ each command is a directory containing the command extension .test are tests the command must pass If there are too many tests, they will be in a test/ directory each extension corresponds to its interpreter Units/ Sourceable code you can load but will mess with NR and FS all code is and must be MIT Licenced