This is a growing collection of the Unix tools that nobody thought to write long ago, when Unix was young. . So far, it includes the following utilities: - combine: combine the lines in two files using boolean operations - ifdata: get network interface info without parsing ifconfig output - ifne: run a program if the standard input is not empty - isutf8: check if a file or standard input is utf-8 - lckdo: execute a program with a lock held - mispipe: pipe two commands, returning the exit status of the first - parallel: run multiple jobs at once - pee: tee standard input to pipes - sponge: soak up standard input and write to a file - ts: timestamp standard input - vidir: edit a directory in your text editor - vipe: insert a text editor into a pipe - zrun: automatically uncompress arguments to command