Daniel García Andújar (1966 in Almoradí) is a self-taught, outsider visual media artist, activist, and art theorist from Spain.

His work has been exhibited widely, including Manifesta 4, the Venice Biennale and documenta 14 Athens, Kassel.

The most prominent projects in this sphere would be the Street Access Machine (1996),[3] a machine allowing those begging in the street to access digital money; The Body Research Machine (1997),[4] an interactive machine that scanned the body's DNA strands, processing them for scientific experiments, and x-devian by knoppix, an open-source operating system presented as part of the Individual Citizen Republic Project: The System (2003) project.

Andújar is the director of numerous internet projects, such as e-sevilla, e-valencia, e-madrid and e-barcelona.

From January to April 2015, the Museo Nacional Centro de Arte Reina Sofía (MNCARS) hosted a comprehensive solo exhibition of his Works curated by Manuel Borja-Villel under the title Operating System.