@c-frame/aframe-physics-system/src/components/math/index.js

Physics system for A-Frame VR, built on Cannon.js & Ammo.js

module.exports = {
  'velocity':   require('./velocity'),

  registerAll: function (AFRAME) {
    if (this._registered) return;

    AFRAME = AFRAME || window.AFRAME;

    if (!AFRAME.components['velocity'])    AFRAME.registerComponent('velocity',   this.velocity);

    this._registered = true;
  }
};