command-not-found.com
Search text in PDF files. More information: <https://pdfgrep.org>.
Substitutes environment variables with their value in shell format strings. Variables to be replaced should be in either ${var} or $var format. More information: <https://www.gnu.org/software/gettext/manual/html_node/envsubst-Invocation.html>.
Change user's login shell. More information: <https://manned.org/chsh>.
Converts text from one encoding to another. More information: <https://manned.org/iconv>.
Debian and Ubuntu package query tool. More information: <https://manpages.debian.org/latest/apt/apt-cache.8.html>.
Launches a VNC (Virtual Network Computing) desktop. More information: <https://manned.org/vncserver.1x>.
Make a typescript file of a terminal session. More information: <https://manned.org/script>.
Multipurpose relay (SOcket CAT). More information: <http://www.dest-unreach.org/socat/>.