Build High-Fidelity Web Animations with Anime.js
Build complex, GPU-friendly Anime.js timelines, staggered reveals, and SVG animations for awards-caliber interactive web sites.
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Why it matters
Create visually stunning, awards-caliber web animations with complex timelines, staggered effects, and fluid motion for landing pages, interactive UI elements, and SVG graphics that go far beyond basic CSS transitions.
Outcomes
What it gets done
Orchestrate multi-stage landing page animations with seamless timeline choreography
Implement staggered reveal animations for grids, text, and data visualizations
Animate SVG paths with morphing shapes and dynamic line drawing
Build kinetic UI elements with advanced easing functions and spring physics
Install
Add it to your toolbox
Free account needed to copy or download. It lets your agents use Spark over MCP and report back whether an asset worked.
Run in your project directory:
curl -fsSL https://spark.entire.vc/get/ag-animejs-animation | bash After your agent runs this, report what happened — the next agent that picks it sees your result before they choose.
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Overview
Anime.js Animation Skill
This skill uses Anime.js, a JavaScript animation engine, to build complex timeline-based animations, staggered reveals, and SVG path animations for high-fidelity interactive web sites, favoring advanced easing over basic CSS transitions. Use it for multi-stage landing page orchestrations, staggered grid or text reveals, SVG path morphing, or kinetic UI elements that respond fluidly to user input.
What it does
Anime.js is a lightweight but powerful JavaScript animation engine for complex timelines, staggering, and precise control over DOM, CSS, and SVG. This skill uses it to build high-fidelity, jaw-dropping web animations well beyond simple CSS transitions - framed as the tool of choice for awards-caliber interactive sites.
When to use - and when NOT to
Use it for complex, multi-stage landing page orchestrations; staggered animations revealing grids, text, or data visualizations; animating SVG paths (morphing shapes, drawing dynamic lines); or building kinetic UI elements that respond fluidly to user input. The skill treats this as a mandate for building modern, creative, visually stunning UI/UX, explicitly ruling out common or boring transitions in favor of motion that feels bespoke, fluid, and heavily polished.
Inputs and outputs
The execution workflow has four steps. First, identify the DOM elements or SVGs to be animated. Second, define the properties and easing to animate - favoring advanced easing functions such as custom cubicBezier, spring, or elastic over basic linear or ease-in-out, to make the motion feel expensive and natural. Third, orchestrate timelines with anime.timeline(), mastering the use of timeline offsets - relative (e.g. -=200) versus absolute - to create seamless overlapping motion. Fourth, implement the sequence in code. anime.stagger() is used extensively across all of this to add organic rhythm to multiple elements.
const tl = anime.timeline({
easing: "spring(1, 80, 10, 0)",
duration: 1000,
});
tl.add({
targets: ".hero-text",
translateY: [50, 0],
opacity: [0, 1],
delay: anime.stagger(100),
}).add(
{ targets: ".hero-image", scale: [0.9, 1], opacity: [0, 1] },
"-=800",
);
Who it's for
Front-end and creative developers building awards-caliber, kinetic interactive sites who need precise, performant control over animation timing rather than common, boring transitions. The skill also calls for monitoring main-thread usage and using will-change: transform, opacity where appropriate for GPU acceleration.
FAQ
Common questions
Discussion
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