Microsoft BitLocker - BitLocker is a full disk encryption feature included with Windows Vista and later.
Hermes - Pandora Client for OS X
Paubox - Paubox provides HIPAA compliant email encryption without the hassle of extra steps.
Pithos - pithos is a daemon which provides an S3-compatible frontend for storing files in a Cassandra cluster.
OpenSSH - OpenSSH is a free version of the SSH connectivity tools that technical users rely on.
Keybase Chat - End-to-end encrypted chat built into Keybase