4e links

Resources and Generators: Asmor’s Generators, Book of NPCs (v2), Chatty’s Tool Roundup, Kiznit’s Combat Crib Sheet

Character sheets and cards: iplay4e, Javascript character generator, Simple play sheet(pdf), and Dragon Avenue’s collection

WotC Site: 4e Errata, Compendium, and character builder.

Fan made: Greywulf’s Character of the Day, Catfolk and Ninja, Stored Rituals

Adventures and Other Resources: P3’s Campaign Starters, Forgotten realms wiki

Five Blades of Bahamut (a great custom setting by Chris Chinn) Setting Overview, Cults of Bahamut, Cults of Tiamat, Quest Seeds, Airships, Deities, Creation Myth, and Monsters