Soundbrenner Pulse - A vibrating, wearable metronome for musicians
Mailspring - Mailspring is a mail client for Mac, Windows and Linux.
Zenly - Zenly is a GPS tracker to locate your friends in realtime.
Geary - Geary is an email application built for GNOME 3.
AddressToGPS - AddressToGPS is an open-source tool to search for an address, location, or area using the Google...
The Bat - The Bat! is a secure desktop email client for Windows, designed to protect your correspondence against third-parties and to save your time.