Clippy - CSS clip-path Generator - Drag and points to generate clip-path CSS
Sketch - Professional digital design for Mac.
Glass UI Generator - CSS generator for glassmorphism
Inkscape - Inkscape is a free, open source professional vector graphics editor for Windows, Mac OS X and Linux.
CSS-Tricks - CSS-Tricks is a website about websites.
Adobe Photoshop - Adobe Photoshop is a webtop application for editing images and photos online.