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SourceForge.net. Fast, secure and free downloads from the largest Open Source applications and software directory

AlternativeTo let you find new PC (Windows, Linux), Mac, iPhone, Android, Web/Online software based on applications you already know instead of useless categories. We make each application into a category. (AlternativeTo is sometimes called alternati...

Apress.com. Books for Professionals, by Professionals(TM))

Learn about finding, using, and making open source software.

Linux.com - For the community, by the community, Linux.com is the central source for Linux information, software, documentation, how-tos and answers across the server, desktop/netbook, mobile, and embedded areas.

Tutorials for Java, Linux, Mac OS X, iPhone, iPad, Android, Drupal, MySQL, UML, software quality, testing, and more.

The best online security training in the world. Get your offensive security professional certification now!

Open Source embedded Linux build system, package metadata and SDK generator.

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