Minesweeper

General Rules
Games must be played on an approved clone and have a replay file to prevent cheating. Allowed are: If a time was achieved and submitted on Minesweeper Clone 2007 before June 30th, 2013 it is accepted, because cheating possibilites were not detected before.
 * Arbiter
 * Minesweeper X
 * Viennasweeper 3.0

Times on beginner difficulty are not tracked, because many people have had a lucky instant victory (time = 0).

Extra information
minesweeper.info is the biggest Minesweeper community and has a large leaderboard.