Gtk-Gnutella is a full-featured Gnutella client using GTK+. It contains all widely deployed Gnutella features, including DHT support. It is extremely efficient, using little CPU time and memory. It is meant to be left running 24x7. It is fully compatible with UPnP and NAT-PMP, and as such is easy to use behind a firewall supporting one of these port mapping technologies.
uhub is a high performance peer-to-peer hub for the ADC network. Its low memory footprint allows it to handle several thousand users on high-end servers, or a small private hub on embedded hardware. It uses the ADC protocol, and is compatible with DC++, jUCy, and other ADC clients.
GoAnywhere Services allows trading partners and employees to securely connect to your organization and easily download or upload files. Popular file transfer and encryption standards are supported without the need for proprietary client software. It supports FTP, SFTP, FTPS, HTTP, and HTTPS, provides a pure Web client for simple file transfers, includes event triggers based on user-defined conditions, generates detailed audit logs and alert messages, provides trading partners with account wizards and permission controls, features an intuitive browser-based interface for remote administration and monitoring, and requires no programming or special skills.
Lince is a light and full featured BitTorrent client. The graphic interface has been designed to resemble the old Azureus, and is simple but powerful and gives the user all of the information in an easy and intuitive way. It is configurable and efficient, using as few resources as necessary.