Graham Nelson's "The Inform Designer's Manual, 4th Edition" [DM4] is an essential read for those wishing to implement an interactive fiction authoring system. E

Graham Nelson's "The Inform Designer's Manual, 4th Edition" [DM4] is an essential read for those wishing to implement an interactive fiction authoring system. Especially the chapters on Inform's world model and its flexibility. [DM4]: http://inform-fiction.org/manual/download_dm4.html http://inform-fiction.org/manual/download_dm4.html