Delphi: Sierra's AGI Interpreter - Message forum hosted by Delphi. [Requires free registration.] - http://forums.delphiforums.com/sierraagi/start/?mid=0
AGI Development Site - Resource for AGI game developers with tutorials and downloads of games and utilities. - http://www.agidev.com/
Visual AGI - Integrated environment for creating your own AGI games, under development. Beta releases for download. - http://www.algonet.se/~jmoller/vagi
Chris's AGI Web Site - Fan-made games and tools for creating your own games. - http://www.agigames.com/