Moreutils

• chronic(1) runs a command quietly unless it fails
• combine(1) combine sets of lines from two files using boolean operations
• errno(1) look up errno names and descriptions
• ifdata(1) get network interface info without parsing ifconfig output
• ifne(1) Run command if the standard input is not empty
• isutf8(1) check whether files are valid UTF-8
• lckdo(1) run a program with a lock held
• mispipe(1) pipe two commands, returning the exit status of the first
• parallel(1) run programs in parallel
• pee(1) tee standard input to pipes
• sponge(1) soak up standard input and write to a file
• ts(1) timestamp input
• vidir(1) edit directories and filenames
• vipe(1) edit pipe
• zrun(1) automatically uncompress arguments to command