Open Source - By Category

Principles and Philosophies
Free and open source software distinguishes itself by its principles and philosophies. From the licenses that govern it to the people, history, and ideas that brought it into being, this is the place to learn what free and open source software is all about and how it got to be that way.

Getting Started
Open source is a software development process, a legal issue, and way to share and contribute. Find out how to get started using open source software, modifying it, and giving back to the open source community.

Server Software
Reviews and roundups of free server-based open source software, including web, database, e-mail, and other servers.

Desktop Apps
Wading through tens of thousands of free and open source desktop applications can be a daunting task. This is the place for open source desktop application reviews and guides that will help you find what you're looking for fast.

Mobile and Tablet Apps
Open source apps and development for mobile and tablet devices like the iPad, iPhone and Android.

Developer Tools
Software development can be tough, but with the right tools, things can go a lot more smoothly. Whether you're just getting started or you've already got some experience under your belt, learn about the tools, resources, and practices that go into open source software development.

Community and Groups
Using free and open source software only gets you halfway there. For the full experience, you need to contribute, share, and get involved in the community and groups.

Open Source Spin-Offs
The spirit of collaboration, sharing, and contribution that drives free and open source software is infectious. From computer hardware development to medicine and culture at large, learn about the movements and industries that have been inspired by or directly spun off from the free and open source software philosophy.

Tutorials and HowTos
Detailed tutorials for accomplishing specific tasks using open source software applications.

Glossary
Glossary of useful Open Source terms and meanings.