Sketchfab is an online platform that allows users to upload, share, and discover 3D models. It supports various file formats and provides tools for viewing and interacting with these models in real-time. Users can explore a vast library of 3D content, ranging from art and design to educational resources. The platform also offers features for creators, such as the ability to embed models on websites and collaborate with others. Sketchfab is widely used by artists, designers, and educators to showcase their work and engage with a global audience interested in 3D visualization.