Game Resources
Chatty’s Tool Roundup, and Dragon Avenue’s Resource Page.
A 4e Form fillable auto-calculating character sheet (.zip)
Supplement tables, Reference screen (flash)
Setting and Adventure Ideas
Chris Chinn’s Five blades of Bahamut, Quest seeds, Airships
P3’s short series (a quick post each for 1-10, 11-20, and 21-30) extensible with lots of options.