Capsize makes the sizing and layout of text as predictable as every other element on the screen.
faces.js — A JavaScript library for generating vector-based cartoon faces
Kobold Letters — Why HTML emails are a risk to your organization
roughjs — Create graphics with a hand-drawn, sketchy, appearance
cssanimotion lets you create CSS animations visually, by dragging, resizing, rotating, clipping and more, including a keyframes editor
Driver.js is light-weight, no-dependency, vanilla JavaScript engine to drive the user's focus across the page