wisaw - What I Saw Today (cool things) -- Minimalistic Anonymous Photo Sharing
2016bestnine - Your best nine Instagram pics from 2016
Augin - Augin is an augmented reality platform to create, publish and view augmented reality apps.
The Twayback Machine - View your friends' old tweets for fun and trolling
Szoter - Szoter is easy to use, free, online image annotation tool. Annotate, draw and highlight any image.
PastBook - PastBook is an online service that allows you to create your own beautiful photobooks and share them with friends and family.