Various operating system specific links.

I haven't used much besides Fedora, OS X, and Red Hat recently. I have removed some outdate58d links related to operating systems that I haven't used in a while.

Linux

• Fedora Project
• Fedora FAQ
• Red Hat
• CentOS
• Scientific LInux

OS X

Package Managers

Package managers let you easily download and maintain collections of, usually open source, software.

• Fink
• MacPorts
• Homebrew

Useful open source software

• TeX on Mac OS X
• TeXShop - a GUI for LaTeX
• Emacs for Mac OS X - Emacs comes with OS X, but this version uses the windowing system.
• GIMP - A very nice open-source image manipulation program.
• Blender - 3d modelling