Xanadu Quantum Technologies Limited develops photonic quantum computing technology and related software, including cloud access to quantum computers and tools for quantum programming and simulation. Its x-series devices provide cloud-based photonic quantum computers with programmable quantum gates and photon-number resolving detectors. The company offers PennyLane, a cross-platform Python library for quantum differentiable programming and integration with machine learning tools, and Catalyst for just-in-time compilation and optimization of quantum algorithms. It also provides documentation, guides, and community resources for quantum machine learning, quantum chemistry simulations, and other applications. The company serves professional clients in quantum computing, software development, and machine learning, as well as advanced users in research and development. It has a collaboration with Mitsubishi Chemical to advance semiconductor fabrication technologies using quantum computing algorithms. Incorporated in 2016, the company is based in Toronto, Canada.