Macromedia Exchange
Download free extensions to Dreamweaver, Fireworks, and Flash. Many extensions have been tested, rated, and certified by Macromedia.

The Dreamweaver Team (extensions, tutorials, articles...)
Some of the top names in the Dreamweaver field from all around the world, together here to develop extensions, tutorials, articles, and provide support.

Kaosweaver
Dreamweaver news, free extensions, custom extensions development, and a portal of links to useful extensions on other sites.

Dreamwarrior
Free extensions offered by Digital Media.

Yaromat
News and free extensions for Dreamweaver by Jaro von Flocken.