r3f-physics

Simulate rigid bodies, colliders, and joints in React Three Fiber scenes with Rapier.

Updated Apr 2, 2026
One-click install
npx skills add https://github.com/DSalischiker/portfolio-space-exploration --skill r3f-physics-dsalischiker
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: r3f-physics
Source: https://github.com/DSalischiker/portfolio-space-exploration/tree/main/.agents/skills/r3f-physics
Command: npx skills add https://github.com/DSalischiker/portfolio-space-exploration --skill r3f-physics-dsalischiker

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Real-time physics and collision mechanics are hard to implement accurately in WebGL scenes; this Skill provides an out-of-the-box integration of Rapier with React Three Fiber for reliable physics, collisions, and interactive dynamics.

Core Features & Use Cases

  • RigidBody dynamics: Dynamic, kinematic, and fixed bodies with mass, damping, and gravity control.
  • Colliders and sensors: Automatic and manual colliders with trigger sensors for events.
  • Joints and constraints: Spherical, revolute, prismatic, and spring joints to connect bodies.
  • Character controllers and interactive simulations: Build games or simulations with responsive physics.

Quick Start

Install @react-three/rapier and wrap your scene with a Physics component to enable gravity and collisions.

Frequently Asked Questions about r3f-physics

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

FAQPage Schema
How do I add physics simulation to a React Three Fiber scene?

To add physics to React Three Fiber, install @react-three/rapier and wrap your scene with a Physics component to enable gravity and collisions. This setup exposes RigidBody, Collider, and Sensor configurations for interactive 3D simulations.

Can I create character controllers with Rapier in React Three Fiber?

Yes, you can build character controllers in React Three Fiber using Rapier. The Skill provides dynamic, kinematic, and fixed RigidBody configurations with mass, damping, and gravity control to create responsive interactive simulations and games.

What types of joints and constraints are available for RigidBody dynamics in Rapier?

Rapier supports spherical, revolute, prismatic, and spring joints to connect RigidBody dynamics in React Three Fiber. These constraints allow you to link dynamic, kinematic, and fixed bodies for complex physical interactions.

How do trigger sensors handle collision events in React Three Fiber physics?

Trigger sensors handle collision events in React Three Fiber by using automatic and manual colliders to detect interactions without physical resistance. This allows interactive 3D experiences to register specific overlap events between RigidBody elements.

Does this physics integration support WebGL environments?

Yes, this physics integration supports WebGL environments by providing an out-of-the-box Rapier integration for React Three Fiber. It solves the difficulty of implementing accurate real-time collision mechanics and rigid body dynamics directly in WebGL scenes.

Why use Rapier for rigidbody and collider management in web games?

Rapier is used for rigidbody and collider management in web games because it provides reliable physics, collisions, and interactive dynamics in React Three Fiber. It offers out-of-the-box integration for accurate real-time simulation that is difficult to implement manually in WebGL.