Web Stuff

CSS

• Every Layout by heydon Pickering and Andy Bell
• Refactoring UI by Adam Walthan and Steve Schoger

Diagrams

• tldraw

Code based:

• JSXGraph
• D3.js

Canvas

• HTML Canvas Deep Dive by Josh Marinacci
• The HTML5 Canvas Handbook by bucephalus

Web and 3D

Threejs:

• Threejs Manual
• Threejs by Bruno Simon
• Interactive sketches made with three.js. by Yoichi Kobayashi and contributors

WebGL:

• WebGL Fundamentals
• WebGL2 Fundamentals

Shadertoy (just a lot of mind-blowing shaders):

• Painting a Landscape with Maths by Inigo Quilez
• Flame
• expansive reaction-diffusion
• Reflecting Pseudo Kleinian
• Voxel Edges