RentHoop - Tinder for finding roommates
Img.vision - Image hosting & video hosting for eCommerce sellers
Splitwise - Splitwise is a free tool for friends and roommates to track bills and other shared expenses, so that everyone gets paid back. On the web, iPhone, and Android!
UploadHouse - Thumbnail and resize your photos and images
Pack - Makes it simple to find the best roommates.
ImageVenue - ImageVenue is a great online hosting service that allows uploading pictures for showing creative works with a simple-to-use technique.