Utility to execute a command as another user
Management & operating of AT-based (e.g. Sagem) mobile phones/modems
Basic serial (RS232) terminal program
Send steganographed text messages to mtr with fake hops in the network
ISeeWhatYouAreDoing - a tool for remote acces with very! low bandwith.
Example tmux configuration - screen + vim key-bindings, etc.