MONAI (Medical Open Network for AI) is a community-supported, open-source framework built on PyTorch that focuses on deep learning in the field of healthcare imaging. It aims to fast-track innovation and ensure clinical application by providing a comprehensive set of tools tailored for medical imaging researchers and practitioners. MONAI is equipped with specialized capabilities for image processing, intelligent annotation, and the seamless deployment of AI-driven medical applications. This flexible and reproducible framework enhances collaboration in medical imaging research, enabling researchers to train models and deploy AI solutions in clinical settings effectively.