UX Metrics - UX Metrics offers free tools to research, test, and refine any information architecture.
Pabbler - Helps travelers monetize their luggage
airfocus - The first modular product management platform: Discover, learn, plan and deliver - your way.
UserBit - A full-stack qualitative research platform for UX & product teams.
Shuttle Planet - A 2-sided marketplace for shared transport
Loop11 - A powerful tool which enables user testing on prototypes, wireframes and websites.