instashare - Share your photos to instagram from your mac
BlackHole File Transfer - Blockchain-based file transfer. Designed for everyday use.
ToffeeShare - Send files of any size directly from your device, without ever storing anything online.
Surge Send - File transfer and storage made easy, fast, and secure.
Parsec - Streams games locally or over the internet
WeTransfer - WeTransfer is a free service to send big or small files from A to B.