howtoforge - linux howtos and tutorials.

q&a for system and network administrators

linuxquestions.org offers a free linux forum where linux newbies can ask questions and linux experts can offer advice. topics include security, installation, networking and much more.

q&a for computer enthusiasts and power users

q&a for ubuntu users and developers

the linux documentation project is workingtowards developing free, high quality documentation for the linux operatingsystem. the overall goal of the ldp is to collaborate in all of the issuesof linux documentation.

tecmint - linux howtos, tutorials, guides, news, tips and tricks.

linux.com is the go-to resource for open source professionals to learn about the latest in linux and open source technology, careers, best practices, and industry trends. get news, information, and tutorials to help advance your next project or career – or just to simply stay informed.

guides, howtos and tips for technology geeks

helping millions of developers easily build, test, manage, and scale applications of any size – faster than ever before.