SmallDevTools - Handy developer tools with a delightful interface
Code NASA - 253 NASA open source software projects
whatdevsneed - This is whatdevsneed.
Google Open Source - All of Googles open source projects under a single umbrella
Disney Open Source - Explore Disney's Open Source projects
GitHub - Originally founded as a project to simplify sharing code, GitHub has grown into an application used by over a million people to store over two million code repositories, making GitHub the largest code host in the world.