Cosight - Peer feedback, behavior tracking, and shared goals
Maze Templates - A library of pre-made user tests and surveys
Aspectiva - Want to know what people actually think?
Marvel - Turn sketches, mockups and designs into web, iPhone, iOS, Android and Apple Watch app prototypes.
Flare - Anonymously share & discover real-time events in your city
UserTesting.com - Usability testing has never been easier. Get videos of real people speaking their thoughts as they use websites, mobile apps, prototypes and more!