Description: HackADay is a blog that publishes articles daily about hardware and software hacks, covering topics like electronics, programming, 3D printing, and more. It features everything from small Arduino-based projects to large open source hardware initiatives.
Type: software
Pricing: Open Source
Description: Reddit is a social news aggregation, web content rating, and discussion website. Registered members submit content to the site such as links, text posts, images, and videos which are then voted up or down by other members.
Type: software
Pricing: Free