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Web Animations thumbnail

Web Animations

42 courses 6 categories

Part of Learn Design Creative

Web animation covers the work of making interfaces and visualizations move — from button micro-interactions and page transitions all the way to full 3D scenes running in the browser. The topic groups four overlapping skill trees: 2D motion (CSS animations, the Web Animations API, GSAP, Motion One, Framer Motion), 3D rendering (Three.js, React Three Fiber, WebGPU), low-level GPU programming (WebGL, GLSL shaders), and data-driven motion graphics (D3.js for charts, After Effects for content production).

The 2026 stack has stabilized around a few obvious choices. Three.js is the default for 3D in the browser — React Three Fiber wraps it for React apps, Drei ships the helpers no one wants to rewrite. GSAP remains the highest-quality 2D animation library; Motion One is the lightweight alternative. WebGPU is finally shipping in Chrome and Safari, opening the door to compute-heavy graphics that WebGL could not handle. GLSL knowledge is still what separates designers who can use Three.js from creative-coders who can build custom shader effects. D3.js continues to own data-visualization on the web, with newer wrappers (Observable Plot, Vega-Lite) making it more approachable. After Effects sits next to all of this for designers producing the source assets and Lottie animations consumed by web and mobile.

What you'll find under this topic

  • Three.js and React Three Fiber: scenes, cameras, lights, materials, post-processing
  • WebGL fundamentals: buffers, shaders, transforms, the rendering pipeline
  • GLSL: vertex and fragment shaders, noise, lighting, custom effects
  • 2D motion: GSAP, Motion One, Framer Motion, CSS animations, scroll-driven motion
  • Data visualization: D3.js, Observable Plot, custom chart components
  • After Effects: motion graphics, Lottie export, design-to-engineering handoff
  • WebGPU: the next-generation graphics API and compute pipelines

Roles hiring against this topic include creative developers at agencies (Active Theory, Resn, FFFFOUND-style boutiques), data-visualization engineers at media companies (NYT Graphics, Bloomberg, FT), and frontend engineers at product companies who own the motion and interaction layer of the marketing and onboarding surfaces.

Categories (6)

After Effects thumbnail
After Effects
After Effects is Adobe's motion graphics and visual effects compositor — the tool you reach for when your design needs…
D3.js thumbnail
D3.js
D3.js is the data-visualization library that became the de-facto standard for custom charts on the web. D3 doesn't draw…
OpenGL Shading Language (GLSL) thumbnail
OpenGL Shading Language (GLSL)
OpenGL Shading Language (GLSL) is the language used to write shader programs that run on the GPU — vertex shaders that…
Three.js thumbnail
Three.js
Three.js is the JavaScript library that wraps WebGL in a friendly API for 3D rendering in the browser. Ricardo Cabello…
Web Animations thumbnail
Web Animations
Web animations covers the techniques for adding motion to web interfaces — CSS transitions and animations, the Web…
WebGL thumbnail
WebGL
WebGL is the JavaScript API for rendering hardware-accelerated 3D and 2D graphics in the browser. Three.js wraps it for…

Courses (42)

Showing 1 – 30 of 42 courses

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Frequently asked questions

Are web animations worth learning as an engineer?
Yes — interaction quality is increasingly a competitive differentiator, and engineers who can deliver smooth, intentional motion are rare and well-paid. Animation work shows up in marketing sites, product onboarding, design-system components, and the small touches that make products feel premium. Many strong product engineers and design engineers lean heavily on animation skills.
CSS animations vs JavaScript animation libraries?
CSS for simple state-driven transitions and most hover/focus effects — cheaper, declarative, and easy to maintain. JavaScript libraries (GSAP, Motion/Framer Motion, Anime.js) for orchestrated sequences, scroll-driven animation, complex easing, and timeline control. Most production codebases mix both, using CSS for the simple cases and a library for set pieces.
How important is performance for animations?
Critical. Animations that drop frames feel cheap regardless of design intent. Stick to compositor-friendly properties (transform, opacity) for anything continuous, use will-change carefully, profile on mid-range hardware, and respect prefers-reduced-motion. A janky animation is worse than no animation; this is the single most common mistake junior engineers make.
Should I learn motion design alongside animation engineering?
At least the basics — easing curves, anticipation, follow-through, timing relationships, principles from traditional animation. The Disney 'twelve principles' apply remarkably well to interface motion. You don't need to be a motion designer to ship strong animations, but design literacy raises the ceiling significantly.
What about Lottie and Rive?
Both let designers ship animation as data rather than handing engineers static specs to translate. Lottie has the larger ecosystem and tooling around After Effects; Rive is the modern alternative with state machines, runtime interactivity, and better performance. Worth knowing both at a basic level — they're increasingly common in design-system and marketing work.

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