From FoilDesign

Foil Related Mail Lists

FoilDesign Yahoo group - English-speaking list having topics relating to the design and building of foils.

LeProfil Yahoo group - French-speaking list having topics relating to the design and building of kites as well as accessories, buggies etc.

Inflatodesign Yahoo group - For the discussion of Inflatable Leading Edge Kites design (for kitesurfing and other kinds of power kiting activities).

Foil Related Web Forums

Kite-stuff.org Forum - Discussion on foils, ILEs, boards... (and many more kite-related themes).

racekites.com forum - Discusion of comercial kites

Power Kite Forum - Discusion of comercial kites and kiting activities

General Kite Building

Kitebuilder.com forum - General kite building discussion, has a section for multi line kites