Mu4e - Starting with version 0.9.8, mu provides an emacs-based e-mail client which uses mu as its back-end: mu4e.
MeasureTalk - Body measurement App - Measure your body to get best fitting clothes in your closet
Mutt - Mutt is a small but very powerful text-based mail client for Unix operating systems.
Pillo - Your personal home health robot
Mailspring - Mailspring is a mail client for Mac, Windows and Linux.
Naked - The world’s first home body scanner for fitness tracking