Pithos - pithos is a daemon which provides an S3-compatible frontend for storing files in a Cassandra cluster.
ChangeTip for iPhone - Send and receive dollars and bitcoin on social (with emoji!)
Pandora - Pandora Radio is a free (ad-supported) internet radio founded in 2000.
Facebook Pay - Send money to your friends via Messenger
Keybase Chat - End-to-end encrypted chat built into Keybase
Square Cash - Email money to Anyone