Really Good UX - A library of screenshots for UX inspiration
The Innovation Station - A global platform presenting the best videos on innovation
Usability.gov - Resource for user experience (UX) best practices & guides
Spectacle V0 (previously Startup-Videos) - Showcasing the best startup videos
UX Check - Easy heuristic evaluations on your website (chrome ext.)
StartupTalks - A curated collection of startup related videos and podcasts