Deadbolt is a side-scrolling stealth-action video game developed by Hopoo Games, who also created Risk of Rain and Risk of Rain 2. The game was released as a demo on April 19, 2015, and officially on Steam for Microsoft Windows on March 14, 2016. Linux and Mac OS X versions were also made available a few months later. On October 25, 2018, a version was also released for the Nintendo Switch.