Spline is a web based 3D design tool that makes creating interactive 3D experiences accessible to web designers. It offers a collaborative environment for modeling, animating, and adding interactivity to 3D scenes without needing deep knowledge of code or complex 3D software. Spline enables the seamless integration of 3D content into websites, enhancing user engagement through immersive visuals. The software architecture reduces time-to-market for digital products, improving capital efficiency in the creative and engineering sectors.