command-not-found.com
Locate the binary, source, and manual page files for a command. More information: <https://manned.org/whereis>.
Display information from WebAssembly binaries. More information: <https://github.com/WebAssembly/wabt>.
Z SHell, a Bash-compatible command-line interpreter. See also: bash, histexpand. More information: <https://www.zsh.org>.
A cross-platform file change monitor. More information: <https://emcrisostomo.github.io/fswatch>.
Run arbitrary commands when files change. More information: <https://manned.org/entr>.
Display a list of logged in users. See also: useradd, userdel, usermod. More information: <https://www.gnu.org/software/coreutils/users>.
Darkhttpd web server. More information: <https://unix4lyfe.org/darkhttpd>.
Tool to perform basic numeric, textual and statistical operations on input textual data files. More information: <http://www.gnu.org/software/datamash/>.