Ronin (stylized as RONIN) is a turn-based action platform video game developed by Polish indie developer Tomasz Wacławek, designer at Polish indie studio Flying Wild Hog, and published by Devolver Digital. It was released for Microsoft Windows on 27 May 2015 into Steam Early Access and left it on 30 June 2015. A later update for the game introduced builds for OS X and Linux on 15 October 2015. A PlayStation 4 port of Ronin was released on 1 November 2016.