Hacker culture refers to the culture of modifying, rereading, and redistributing existing games and software that became especially important in game modification and net.art from the mid-1990s onward. In this framework, the emphasis shifts away from building a game from scratch and toward introducing differences into an existing system. Typical practices include altering code, distributing patches, breaking interfaces, and hijacking rules.
This culture treats commercial games not simply as works to be consumed, but as cultural objects that already contain rules, copyright, user communities, hardware, and input conventions. Anne-Marie Schleiner described the rewriting of existing game environments—characters, sound, and architecture—as “ludic mutation.” She also framed game patches and plug-ins as “hacker art.” Her 1999 online exhibition Cracking the Maze: Game Plug-ins and Patches as Hacker Art was an early and historically important attempt to formally recognize game patches and plug-ins as hacker art within an art institution.
The field includes works such as JODI’s SOD and Untitled–Game, Brody Condon’s Adam Killer, Schleiner’s Velvet-Strike, and Cory Arcangel’s ROM hacks. These works differ in form, but they share a focus on intervention in existing systems rather than originality through creation from zero. Hacker culture in this sense helped redefine authorship and originality in art that uses games as material.