FEM Eagle

Lichess was founded in 2010 by French programmer Thibault Duplessis.[8][9] The software running Lichess and the design are mostly open source under the AGPL license[10] and other free and non-free licenses.[11]

On February 11, 2015, an official Lichess mobile app was released for Android devices.[12] An app for mobile devices running iOS was released on March 4, 2015.[13]

As of April 28, 2022, lichess.org had a global rank of 683 at Alexa, with most of its visitors coming from the United States, India, and China.[14] According to Alexa rank, Lichess is ranked second only to Chess.com as one of the most popular internet chess servers in the world.[15]

In April 2021, the United States Chess Federation announced its official endorsement of Lichess's fair play methodology.