Seald - Keep your conversations secure, everywhere.
Pandora - Pandora Radio is a free (ad-supported) internet radio founded in 2000.
Crypho - End-to-end-encrypted messaging and file sharing
Pithos - pithos is a daemon which provides an S3-compatible frontend for storing files in a Cassandra cluster.
Spike - Spike solves businesses' communication chaos by bringing together email, team chat, collaborative docs, and meetings, into one feed.
Keybase for Chrome - A secure chat button for every profile