http://worlddebating.blogspot.com/ - World Debating Website (all about debating)

http://globaldebateblog.blogspot.com/ - Global Debate Website (news and information about debating activities all over the world in many different formats and contexts)

http://debatevideoblog.blogspot.com/ - a good collection of debate and tutorials videos

http://www.debating.net  - a really good resource for debaters who practice BP (World Style)

http://www.debating.net/flynn - a resource supported by Colm Flynn; you may find a lot of useful materials on debating, tutorials etc.

http://www.debating.net/eucouncil - EUDC Council's web page

http://www.idebate.org - IDEA's web site: a lot of links to debating societies in Europe and beyond plus the largest debatabase

http://www.kuworlds2010.com/ - 2009 WUDC's site

http://debate.uvm.edu - wonderful resource with tutorials, videos and many more. Best for American style debaters.

http://debate.uvm.edu/wdi.html - World Debate Institute

http://www.dus.org.uk - Durham Union Society - one of the oldest debating societies and the host of EUDC 2004

http://cas.bethel.edu/dept/comm/npda/ - National Parliamentary Debate Association (in USA and Canada). Good resource for AP (American Parliamentary) style.

http://www.britishdebate.co.uk - everything one should know about debating in Britain. Lot's of useful links.

http://www.cambridge-union.org/ - web-site of the Cambridge Union - one of the oldest and best debating societies in the world.

http://www.oxford-union.org/ - web-site of the Oxford Union - one of the oldest and best debating societies in the world.

http://debater.ru/ - web-site of the DemKlub, Russian-speaking debating center in Novosibirsk