Massachusetts Institute of Technology | Physics | California Institute of Technology | physics | Art Institute of Chicago | Institute for Advanced Study | American Institute of Architects | Georgia Institute of Technology | Rensselaer Polytechnic Institute | Rochester Institute of Technology | Franklin Institute | Royal Institute of Technology | Pasteur Institute | Institute of Contemporary Arts | Max Roach | California Institute of the Arts | Institute of Electrical and Electronics Engineers | British Film Institute | Pratt Institute | National Cancer Institute | Max Martin | Mad Max | Virginia Military Institute | Cato Institute | Australian Institute of Sport | Max Ernst | Illinois Institute of Technology | Curtis Institute of Music | American Institute of Aeronautics and Astronautics | Royal Institute of British Architects |
Cactus was originally developed at the AEI, and is now developed jointly at AEI, Cardiff University, and the Center for Computation & Technology at LSU.