European Rugby Cup
The official ERC site with tournament news, history, fixtures, results, links and a forum.
http://www.ercrugby.com/

Currie Cup, iafrica.com
South African provincial competition. News, fixtures, results and tables.
http://sport.iafrica.com/rugby/currie_cup/

Barcelona Sevens
Schedule, venue information, the teams, news and links.
http://www.barcelonasevens.com/eng/

Hong Kong Sevens
Official site with schedule and results, history, ticket information, FAQs, links, venue information, a chat forum and merchandise.
http://www.hksevens.com/

IRB Under 21 World Championship
News, teams, venues, standings, schedule and results.
http://www.irbu21.com/

Cwmtawe7s
News, fixtures, results and venues for the Cwmtawe 7's Annual Rugby Sevens Tournament, Golf Competition and Annual Dinner.
http://www.cwmtawe7s.org.uk

IRB Under 19 World Championship
News, teams, venues, standings, schedule and results.
http://www.irbu19.com/

Currie Cup, Planet-Rugby
South Africa provincial championship. News, fixtures, live commentary, results, pictures and standings.
http://www.planet-rugby.com/Story_Listing/0,18261,3827_,00.html

Heineken Cup, Planet-Rugby
News, fixtures and results.
http://www.planet-rugby.com/Story_Listing/0,18261,3822_,00.html

Air New Zealand, Planet-Rugby
News, tournament preview, tables, results and analysis.
http://www.planet-rugby.com/Story_Listing/0,18261,3826_,00.html

IRB Sevens, Planet-Rugby
News, schedules, tables of results and the history of the IRB Sevens Tournament.
http://www.planet-rugby.com/Story_Listing/0,18261,3829_,00.html

London Sevens
Official site with ticket information, FAQs, schedule, venue information and merchandise.
http://www.rfu.com/microsites/londonsevens/index.php