Minecraft, probably one of the most popular indie games if not the most popular indie games has managed to reach a new goal of 12.5 million sales with a total of 7,159 sales in the past 24 hour. You can view the statistics here yourself.
No doubt all will agree this game has seriously sprouted in the past 3 years, with multiple ports from PC to other platforms such as the Xbox 360, Mac and Linux.
What originally began in 2009 as a developmental alpha version and and was later published as a full release version on November 18, 2011. An andriod version was released on October 7th, and an iOS version on November 17th, 2011. On May 9th, 2012, the game was released on Xbox 360 as an Xbox Live Arcade game.