Rage Grade by FullStory - Benchmark your customer frustration
Ruby Toolbox - Explore and compare open source Ruby libraries
UXsniff - Track user behavior on your website and improve conversions with UXsniff: the user experience watchdog that looks out for you.
AlternativeTo - AlternativeTo lets you find apps and software for Windows, Mac, Linux, iPhone, iPad, Android, Android Tablets, Web Apps, Online, Windows Tablets and more by recommending alternatives to apps you already know.
UserBit - A full-stack qualitative research platform for UX & product teams.
Talebook - Understand your client and kick-off your new project!