# @babel/plugin-transform-modules-amd > This plugin transforms ES2015 modules to [Asynchronous Module Definition (AMD)](https://github.com/amdjs/amdjs-api). ## Example **In** ```javascript export default 42; ``` **Out** ```javascript define(["exports"], function (exports) { "use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports.default = 42; }); ``` ## Installation ```sh npm install --save-dev @babel/plugin-transform-modules-amd ``` ## Usage ### Via `.babelrc` (Recommended) **.babelrc** ```json { "plugins": ["@babel/transform-modules-amd"] } ``` ### Via CLI ```sh babel --plugins @babel/transform-modules-amd script.js ``` ### Via Node API ```javascript require("@babel/core").transform("code", { plugins: ["@babel/transform-modules-amd"] }); ``` ### Options See options for `babel-plugin-transform-commonjs`.