Medito - 100% Free Meditation App that will improve your Mental wellbeing with the help of Guided Meditations, Breathing Exercises, Mindfulness Practices, Relaxing Sounds, and more.
Cal.com - Cal.com (formerly Calendso) is the open source Calendly alternative.
WatchMaker Watch Face - With WatchMaker you get access to 1000's of stunning watchfaces and a designer to build your own.
WhenWorks - Mobile appointment scheduling
Willow - Willow is a lightweight logging library written in Swift.
Inspora - virtual chat-stylist for fashion advice.