Terminal/SSH/SFTP client (Linux, Mac, Win)
Command-line client for WebSockets, like netcat (or curl)
Use any linux distribution inside your terminal
Scriptable data terminal which supports several interfaces.
A lightweight NuGet and symbol server
Java console is used for managing files, directories, URLs, DBMSes.
A WHOIS client written in Java (RFC #954)
Perl Hacking Tools (BackTrack)
A collection of network-oriented tools