Some of my favorite websites

http://www.calmhealthyhorses.com/ great overview of general horse care
http://safergrass.org/ so much information about diet and feeding!
http://www.drkellon.com/ get in-depth about nutrition
http://hoofrehab.com/ Pete Ramey's site
http://rockleyfarm.blogspot.co.uk/ barefoot horses in slow-motion!
http://equi-analytical.com/ where I send my feed samples for testing
http://www.californiatrace.com/ the feed supplement I recommend
https://www.easycareinc.com/ the home of Easy Boots
https://www.thehorseshoof.com/ lots of information on barefoot horses, plus a quarterly publication
http://www.wildheartshoofcare.com/ a great website, don't skip this one
http://www.allenacres.com/ a barefoot website from Washington state
https://www.youtube.com/user/WarwickSchiller/videos my favorite trainer! He has changed the way I work with horses. 
http://www.barefoothorses.net/naturalhoofcare.htm more barefoot horses
http://thesoulofahorse.com/why-barefoot/ a published author on why barefoot can be better
http://www.ironfreehoof.com/ lots of great information here
http://www.pacifichoofcare.org/ PHCP! A great place to learn and earn certification
http://www.equinesciencesacademy.com/ another place to learn and acquire certification
http://www.healthyhoof.com/ a barefoot website from California
http://www.anatomy-of-the-equine.com/ wow, so much to learn about equine anatomy!
https://scootboots.com/ the home of Scoot Boots!