Plantyflix - Watch Netflix and plant trees
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.
TreeCard - The wooden debit card that plants tree powered by Ecosia
Google Arts & Culture - Explore collections of art and culture from around the world, both past and present.
Treeapp - Plant a tree for free, every day, in less than a minute
New Tab by Flickr - Get a beautiful photo each time you open a new tab