Mailspring - Mailspring is a mail client for Mac, Windows and Linux.
MeasureTalk - Body measurement App - Measure your body to get best fitting clothes in your closet
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.
Pillo - Your personal home health robot
Geary - Geary is an email application built for GNOME 3.
PainScale - Find treatments for your chronic pain