Whimsical Wireframes - Lightning fast wireframing with real-time collaboration.
Framer - 🔥 Design real websites right on the canvas.
Invision - Prototyping and collaboration for design teams
Tetrisly - Starter kit for design systems and wireframes builder (Sketch/Figma)
Easometric Figma Plugin - With Easometric it's really easy to create isometric layers.
Flawwwless ui - Simplified open source React.js components library 🚀