Revolution Software Limited is a British video game developer based in York, founded in 1989 by Charles Cecil, Tony Warriner, David Sykes and Noirin Carmody. Its most popular line of games is that of Broken Sword, a series which began in 1996 with Broken Sword: The Shadow of the Templars. As of 2024, there have been a further four iterations in the series: The Smoking Mirror (1997), The Sleeping Dragon (2003), The Angel of Death (2006) and The Serpent's Curse (2013).