Google Open Source
Open source is good for everyone!
Google believes that by being open and freely available, it enables and encourages collaboration and the development of technology, solving real world problems.
Looking for Google APIs and Tools?
Google Developers is the place to find all Google developer documentation, resources, events, and products.
Google Code Archive
Google Code Project Hosting
offered a free collaborative development environment for open source projects. Projects hosted on Google Code remain available in the Google Code Archive.