Global

WDF
Recognized, even from the PDC, as the world umbrella organisation of the sport of darts

BDO
Difficult to assign to - not a national organisation and thanks to Olly Croft involved internationally, founded 1973, stopped to exist in 2020

World Masters - Oldest "World" tournament. Due to the cessation of the BDO and the Corona Pandemic didn't take place in 2020. Is supposed to return as WDF tournament in 2021
BDO World Championship - Longest running World Championship, but not the first one. Was played for the last time in 2020. Is supposed to return in 2021 as WDF tournament.
Finder Darts Masters - Since 1995 played under different namens, suspended from time to time. Took place for the last time in 2018 due to financial problems.
WDF World Cup - Only "World" tournament of the WDF, a tournament without price money!!!
World Darts Trophy - New BDO Tournament, played since 2014

PDC World Championship - Played since 1994
World Matchplay - Played since 1994
World Grand Prix - Played since 1998
UK Open - Played since 2003
PDC World Cup - Played since 2020
Grand Slam of Darts - Played since 2007, Invitation tournament, tournament winners of the PDC and the BDO are invited. After the end of the BDO new plans to invite amateur players
Premier League - Played since 2005, doesn't count for the ranking
The Masters - Played since 2013
World Series of Darts - Played since 2013
Champions League - Played since 2016
PDC Pro Tour
Entry Fees 2018
PDC Challenge Tour

BDO Women's World Championship - First ladies World Championship, till now dominated by Trina Gulliver
PDC Women's World Championship - First played and only time so far in 2010
PDC Women's World Matchplay - The tournaments takes place every year since 2022 during the PDC World Matchplays in Blackpoolnew