UXsniff - Track user behavior on your website and improve conversions with UXsniff: the user experience watchdog that looks out for you.
UX Challenges - Done reading about UX? Start doing it.
Rage Grade by FullStory - Benchmark your customer frustration
Uxcel - The easiest way to learn UX/UI design
Toole - Search for and discover online tools
uxtoast: Learn UX Design - Become familiar with design laws and learn how to use them.