GPAC may refer tothe Geelong Performing Arts Centre, a performing arts, functions, and events venue located in Geelong, Victoria, AustraliaGenderPAC, a human rights organization based in WashingtonGreat Plains Athletic Conference, an NAIA college athletic conference in the United StatesGPAC Project, an Open Source multimedia framework for research and academic purposes in different aspects of multimedia, with a focus on presentation technologies (graphics, animation and interactivity).… (More on Gpac)