SimpleAIM is a miniature console-based AIM client written in pure Java. It implements the TOC protocol and provides a solid framework for understanding and writing your own IM clients or bots.
GSTP to protokół do transferu plików binarnych, który skupia się na bezpieczeństwie i anonimowości. Stara się poprawić wady FTP, szczególnie jeśli chodzi o działanie za firewallem i bezpieczeństwo user/password.
YAMN (yet another maildir notifier) is a bash-script that notifies the user of new mail in an inbox using the maildir-format (like qmail supports) with playing a sound-file (using "play") or starting an application (using "kstart"). It is intended to be started as a desktop-link. The script can be heavily personalized and it contents a good description of its features.