GreenSock - GreenSock community forums where questions about GSAP and HTML5/JavaScript animation are answered. Uncommonly kind and welcoming tone.
Animista - Create beautiful CSS animations in your browser
Clippy - CSS Clip-path Maker - Drag and points to generate clip-path CSS
Glassmorphism - A modern CSS UI library based on glassmorphism
Peeps: 3D Avatar Maker - Peeps is an interactive 3D avatar maker.
Glass UI Generator - CSS generator for glassmorphism