Terminal client
Serial <-> TCP/IP, Serial <-> UDP/IP, TCP/IP <-> UDP/IP
Console based rcon client for minecraft servers.
Java console is used for managing files, directories, URLs, DBMSes.
Java SSH API
Implementation of a telnet server in java using knock knock jokes.
A modern "graphics" API for text-based applications
ISeeWhatYouAreDoing - a tool for remote acces with very! low bandwith.
PHP tools for developers and system administrators