Here is a listing of new domain extensions
www.new.net
New.net is an alternative DNS software offering top-level domains such as .agent, .arts, .auction, .chat, .church, .club, .family, .free, .game, .golf, .inc, .law, .llc, .llp, .love, .ltd, .med, .mp3, .school, .scifi, .shop, .soc, .sport, .tech, and .video
Related Press Release by ICANN on New.net technology
http://archive.icann.org/en/icp/icp-3-background/response-to-new.net-09jul01.htm
BBC News on new .info and domain dispute policies
http://news.bbc.co.uk/1/hi/sci/tech/1456191.stm
Update (2011):
Wikipedia page on Net.net