Design Principles - An open source repository of design principles and methods
Chipit - Store and tag all your screenshots.
Facebook Design Resources - A collection of free resources made by designers at Facebook
Josh Parnham - Software Developer and organiser
Facebook - Connect with friends, family and other people you know. Share photos and videos, send messages and get updates.
Yoink - Yoink is a website that makes it easier to drag and drop images and text from one screen to another. It's a straightforward site with help along the way if you aren't sure about dragging and how to place your content.