Tairent is a minimalistic BitTorrent client for Linux servers. This means that it has no GUI, TUI, or CLI. Instead, it provides an effective way for serving large files using the BitTorrent protocol. One of the key features is that Tairent tries to minimize data copying in memory by using mmap for mapping files into memory and then sending them directly to the peer.
QP2M is an Peer2Mail application, which means that it lets you share, store, and manage your files via email accounts. It work similar to other Peer2Mail applications, but it makes upload and download very simple, and has some unique features. You can upload and download multiple files simultaneously, manage your email accounts, and resume transfers after closing the application.
ioAmarok is a music player for Infodomestic Objects (Linux/BSD) with an intuitive interface. It is built with SpatialBundle technology, so it does not require installation nor any administrator privilege access. It does not depend on any libraries such as the KDE libraries nor the Qt libraries.