FrostWire

Open source; $0

Current Version: 4.20.7 (July 7, 2010)

FrostWire is an open source, Java-based Gnutella client, created in 2005 by "concerned" developers of LimeWire's open source community. Its goal was to "protect the developmental source code of the LimeWire client and any improvements to the Gnutella protocol design." Features include:

• Free and open source
• BitTorrent support
• No spyware or adware
• Connects to more sources
• Creative Commons license support
• Maximum speed network connections
• Junk result filters
• Community chat rooms
• iTunes integration
• Firewall-to-firewall transfers
• Proxy support

The version 4.20 series introduced the following major enhancements:

• Major Upgrade: BitTorrent Engine replaced for a lightweight version of the Azureus BitTorrent core. FrostWire has become a far superior BitTorrent client starting version 4.20.x now supporting the following...
• Trackerless Torrents (via Azureus DHT)
• Improved Magnet link support (BTIH Magnet Links)
• SuperSeeding
• +100% Faster Torrent Connection Bootstraping (No more "sources needed" for some .torrents)
• +100% Faster Torrent Downloads in some ocassions than 4.18.x
• Transport Encryption capabilities
• Improved UPnP implementation
• New Feature: The Download Manager now has a new column showing the amount of bytes downloaded per download.
• Update: The "Refresh Connections" Tool is now available even if you are Turbo Charged.
• Fixes a bug where Crash Reports would always show an old version number.

Version 4.20.7 makes the following additional changes:

• Improves torrent search dramatically.
• Upgrades to protect search results from spam.
• Source packaged (.dsc) for Debian/Ubuntu.