Gratitude Flow - Gratitude Flow is a web extension that allows you to share and receive gratitude on your new tab with real people around the world.
Circuito.io - Instant code and wiring for your project
Google Arts & Culture - Explore collections of art and culture from around the world, both past and present.
library.io - Learn electronics and easily create circuit boards online
New Tab by Flickr - Get a beautiful photo each time you open a new tab
B4R - Development tool for native Arduino programs.