Where can I download Joomla extensions?

These will be on this site soon in a perfectly sortable and catagorized database for you to look through. If you have any you would like to place on this site for maximum exposure, as a free download or as a weblink or news update, please feel free to sign up and post away.

Here are some other sites you can find Joomla components, modules, plugins and other Joomla addons:
Note: Some programmers will charge for their components.