2005年東南亞運動會共設40個大項、393個小項。The 23rd edition of the games got the highest number of sporting events in the entire history of the SEA Games, more events than the 亞運會和奧運會.The Southeast Asian Games Federation, through the recommendation of the Philippine SEA Games Organizing Committee (PhilSOC), decided to exclude basketball，a popular sport in the Philippines, from the competitions due to the decision of FIBA to ban the host country to participate in any international competitions of the sport.
Articles about 2005 Southeast Asian Games by sport:
¹ - not an official Olympic Sport
² - sport played only in the SEA Games
³ - not a traditional Olympic nor SEA Games Sport and introduced only by the host country.
° - a former official Olympic Sport，not applied in previous host countries and was introduced only by the host country.