instashare - Share your photos to instagram from your mac
Bashupload - Upload files from command line to share between servers
ToffeeShare - Send files of any size directly from your device, without ever storing anything online.
FilePizza - Open source application used to transfer file via WebRTC and WebTorrent.
BlackHole File Transfer - Blockchain-based file transfer. Designed for everyday use.
Surge Send - File transfer and storage made easy, fast, and secure.