Spline is a real-time 3D design tool focusing on collaborative design and animation. It allows users to create interactive 3D scenes, edit materials, and apply animations. Spline emphasizes user-friendliness and offers a library of pre-built 3D assets. The platform supports real-time collaboration, enabling multiple users to work on the same project simultaneously. While not solely AI-driven, Spline incorporates AI-powered features to enhance the design process. It allows for exporting to various formats for use in different applications and platforms. Recently they added AI style transfer, and an AI 3D model generator.