Framer.js

Uses real spring physics and 3D effects for high-fidelity prototyping, enabling realistic interactions that mimic final products, as emphasized in the README's focus on designing without limitations.

Imports layers from Sketch, Photoshop, and Figma via Framer Generator, providing a smooth workflow from visual design to interactive prototypes, as highlighted in the key features.

Combines visual editing in Framer for Mac with code in the Library, offering both designer-friendly tools and developer customization for building complex prototypes.

Allows previewing prototypes on devices for accurate testing and sharing, ensuring designs work well in real-world scenarios, as mentioned in the key features.