Professional snooker tournaments can take the form of ranking tournaments—which are open to players on the main tour and award ranking points based on a player's performance—and non-ranking tournaments.
Most tournaments take the form of a 'singles' event, but there are several team formats that have appeared on the calendar over the years.
In recent seasons alternative forms of snooker have proliferated on the calendar.
The professional snooker tournaments listed below are non-ranking and invitational events.
[1][2] The professional snooker tournaments listed below were non-ranking and invitational events.