This is a comprehensive website filled with information about the camino; there are free planning tools that you can bookmark on your electronic devices, packing advice for all seasons, tips on choosing your backpack and sleeping bag, advice on footwear and footcare and training for the camino, info on money issues, storing your baggage, sending it ahead, use of mobile phones and so much more.
http://www.theroadtosantiago.com/
Here, you can also share your stories, advertise your camino related products (personal books DVD's etc) for free and add links to your own site.