
PreFab Photonics is a technology company that provides a virtual nanofabrication platform designed to integrate fabrication-awareness into photonic integrated circuit design. Their core product uses advanced computer vision and deep learning to predict and correct nanofabrication variations, enabling photonic engineers to anticipate manufacturing deviations and optimize designs to match intended performance before physical fabrication. The platform supports multiple foundry-specific models, including electron-beam lithography for silicon and silicon nitride photonics, and offers rapid cloud-accelerated predictions via a Python API. PreFab's business model includes a freemium community plan for open source and individual researchers, with upcoming Pro and Enterprise plans offering advanced features, custom models, and dedicated support. Originating as a spinoff from McGill University and the National Research Council of Canada, PreFab aims to bridge the gap between simulation and fabrication, accelerating photonics innovation by reducing costly fabrication iterations and improving design precision.

PreFab Photonics is a technology company that provides a virtual nanofabrication platform designed to integrate fabrication-awareness into photonic integrated circuit design. Their core product uses advanced computer vision and deep learning to predict and correct nanofabrication variations, enabling photonic engineers to anticipate manufacturing deviations and optimize designs to match intended performance before physical fabrication. The platform supports multiple foundry-specific models, including electron-beam lithography for silicon and silicon nitride photonics, and offers rapid cloud-accelerated predictions via a Python API. PreFab's business model includes a freemium community plan for open source and individual researchers, with upcoming Pro and Enterprise plans offering advanced features, custom models, and dedicated support. Originating as a spinoff from McGill University and the National Research Council of Canada, PreFab aims to bridge the gap between simulation and fabrication, accelerating photonics innovation by reducing costly fabrication iterations and improving design precision.