The Free Learning List : The best free edu-things on the internet, ranked in order of amazingness, and neatly categorized. Includes YouTube channels, Podcasts, eBooks, Courses...
House hunt : Kanban-style board for house hunting.
impress.js : It's a presentation framework based on the power of CSS3 transforms and transitions in modern browsers and inspired by the idea behind prezi.com. - im...
The only distraction-free writing app with built-in Webster's, Roget's, and Strunk's Elements of Style, also measuring emotional impact of your writing.