Thyself - Mindful mood tracking for greater self-awareness
Keybase Chat - End-to-end encrypted chat built into Keybase
NOISESUPPLY - Pandora for SoundCloud
Pithos - pithos is a daemon which provides an S3-compatible frontend for storing files in a Cassandra cluster.
Moodflow - Moodflow app offers features that let you track your mood, emotions, and thoughts so you can have deeper knowledge about yourself.
Pandora - Pandora Radio is a free (ad-supported) internet radio founded in 2000.