DC++ is an open source client for Windows for the Direct Connect protocol. Direct Connect allows you to share files over the internet without restrictions or limits. The client is completely free of advertisements and has a nice, easy to use interface. Firewall and router suppor.
Tribler is an application that enables its users to find, enjoy and share content. With content we mean video, audio, pictures, and much more. Tribler has three goals in helping you, the user: find, consume and share content.
Netherlands
EU
Uguu is a simple to use free file hosting service where files get deleted after 3 days. It lets you share your photos, documents, music, videos and more with others online.
Japan
A secure and ephemeral way to transmit sensitive information to anyone. Sends can include plaintext or file attachments up to 100 MB.
United States
FranceEU
Bitmessage is a P2P communications protocol used to send encrypted messages to another person or to many subscribers. It is decentralized and trustless, meaning that you need-not inherently trust any entities like root certificate authorities.
Sharik is an open-source, cross-platform solution for sharing files via Wi-Fi or Mobile Hotspot.
Ukraine
Halite (named after the mineral) is a C++ BitTorrent client based on the excellent libtorrent library from Rasterbar Software. The program also relies heavily on the Boost libraries.
IrelandEU
With AirDrop, you can wirelessly send documents, photos, videos, websites, map locations, and more to a nearby iPhone, iPad, iPod touch, or Mac.
United States
Speek! is the first messenger that is anonymous and censorship-resistant by design. Speek! messenger encrypts all messages and is secure, private and decentralized.
Shareaza is the most luxurious and sophisticated file sharing system you'll find. It can harness the power of up to four separate peer-to-peer networks, including EDonkey2000, Gnutella, BitTorrent and Shareaza's native network, Gnutella2.
United States
