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threejs-animation

Create and play Three.js 3D animations using AnimationClip, AnimationMixer, and AnimationAction.

45|50|Updated Jan 24, 2026
Search Tags:#animation#three.js#3d graphics#gltf#skeletal animation#keyframe animation
One-click install
npx skills add https://github.com/zocomputer/skills --skill threejs-animation-zocomputer
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: threejs-animation
Source: https://github.com/zocomputer/skills/tree/main/External/threejs-animation
Command: npx skills add https://github.com/zocomputer/skills --skill threejs-animation-zocomputer

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill simplifies the process of adding dynamic movement and life to 3D scenes by providing comprehensive tools and examples for various animation techniques within the Three.js library.

Core Features & Use Cases

  • Keyframe Animation: Define and control object properties over time.
  • Skeletal Animation: Animate complex character models using bones and hierarchies.
  • Morph Target Animation: Blend between different mesh shapes for facial expressions or deformations.
  • Procedural Animation: Generate motion algorithmically for dynamic and organic movements.
  • Use Case: Integrate complex character animations from GLTF models into a game, or create procedural effects like bouncing or oscillating objects in a product visualization.

Quick Start

Use the threejs-animation skill to play the first animation found in the loaded GLTF model.

Frequently Asked Questions about threejs-animation

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I play skeletal animation from a loaded GLTF model in Three.js?▼

Play skeletal animation from a loaded GLTF model in Three.js by accessing the animation clips and passing them to an AnimationMixer. You create an AnimationAction from the mixer to control playback of specific animation clips.

What is the best way to animate 3D objects without manually keyframing every frame?▼

Animate 3D objects without manual keyframing by using procedural animation techniques. This approach generates motion algorithmically within Three.js, allowing dynamic and organic movements for interactive 3D applications and visualizations.

Can I use keyframe animation to control Three.js object properties over time?▼

Yes, keyframe animation in Three.js defines and controls object properties over time. You structure this data using AnimationClip objects, which the AnimationMixer then processes to interpolate property values during playback.

How does morph target animation work for facial expressions in Three.js?▼

Morph target animation in Three.js works by blending between different mesh shapes to create deformations. This technique allows you to smoothly interpolate vertex positions, making it ideal for facial expressions and complex mesh transitions.

What do I need to manage multiple animation clips for a single 3D character?▼

To manage multiple animation clips for a 3D character, you need AnimationMixer and AnimationAction. The mixer serves as the player for all clips associated with a single object, while actions manage the playback state of individual clips.

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