I found a solution how to use Ammo.js with Browserify:

npm install kripken/ammo.js

Install Browserify and UglifyJS globally:

npm i browserify uglify-js -g

Make this project structure:

public/index.html
public/js
src/client
src/server

Copy this example to src/client/main.js

const Ammo = require("ammo.js");

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