Onionshare - OnionShare lets you securely and anonymously share a file of any size with someone.
Houseparty - Brining empathy to online communication.
ShareDrop - HTML5 clone of Apple's AirDrop - easy P2P file transfer powered by WebRTC
Booyah - Video chat with up to 12 friends at the same time.
Send Anywhere - Send whatever you want, wherever you want
Heaps - Tinder with your friends. Party in a group.