Hunter TechLookup - Create lists of websites by technology for free
Swaver - Collect gift ideas for your loved ones and share your own wishlists. Add items from any online store. The perfect list maker for Christmas and other events!
xZeitgeist - The most popular tweets categorized and ranked, every day
Gift Hero - The best wish list ever
Techmap.io - Techmap is a workplace search engine to find companies using technologies (e.g., Rails, PHP, Java, etc.) that are used internally. Finally, a "Google for Workplaces" that helps people find a place to work with technologies they love!
Wishy.gift - This web app will allow you to easily create wish lists and share them with your friends and family.