Best Mac OS software, resources and utilities. Free Mac applications.

[laurentio]

Let's share the best Mac OS links we have in our bookmarks.
Here are mine in no particular order:

SOFTWARE
http://www.pure-mac.com/
http://www.opensourcemac.org/
http://www.scotsnewsletter.com/best_of/mac_a-list.htm
http://macspecialist.org/content/articles/essential_apps/
http://www.freemacware.com/

HARDWARE
http://www.xlr8yourmac.com/index.html
http://www.powerbookmedic.com
http://www.ifixit.com/