Sign is the fourteenth studio album by British electronic music duo Autechre. It was announced on 2 September 2020 and was released on 16 October 2020 through Warp Records on 2×LP, CD and digital services. Sign was recorded between 2018 and 2019, with production finishing in February 2020. The artwork for the release was created by The Designers Republic. The title of Sign is an acronym; however, the duo have never explained its meaning.