Pithos - pithos is a daemon which provides an S3-compatible frontend for storing files in a Cassandra cluster.
Pipedrive - Sales pipeline software that gets you organized. Helps you focus on the right deals, so easy to use that salespeople just love it. Great for small teams.
Pandora - Pandora Radio is a free (ad-supported) internet radio founded in 2000.
Zoho CRM - Omnichannel CRM for Businesses of all sizes
Keybase Chat - End-to-end encrypted chat built into Keybase
Freshsales CRM - A full-fledged CRM for high-velocity sales teams.