Growing Page - Browse web projects and evaluate them by multiple criteria.
WebTechResources - Find best tech resources everyday, sorted by people like you, ready to select and use.
PitchWall - Browse new startups, and submit your mobile app/games startup's beta page here.
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.
SimilarPages.com - SimilarPages has found and classified millions of interesting sites hidden due to low popularity with the goal of helping you discover and search a larger portion of the web
JSter - JSter is a community-driven catalog of the most useful javascript libraries.