maxtherocket/spooky-sprite

Port of jQuery.extend for node.js and the browser

a minimal requestAnimationFrame render loop

Returns scale and dimensions of a rectangular area that fills the parent area.

GSAP is a framework-agnostic JavaScript animation library that turns developers into animation superheroes. Build high-performance animations that work in **every** major browser. Animate CSS, SVG, canvas, React, Vue, WebGL, colors, strings, motion paths, generic objects...anything JavaScript can touch! The ScrollTrigger plugin lets you create jaw-dropping scroll-based animations with minimal code. No other library delivers such advanced sequencing, reliability, and tight control while solving real-world problems on millions of sites. GSAP works around countless browser inconsistencies; your animations **just work**. At its core, GSAP is a high-speed property manipulator, updating values over time with extreme accuracy.

a tiny util to mix functions and properties into a prototype

Prefix CSS attributes

A lightweight DOM element wrapper with only the essentials (css, on, off, append, prepend ...)