UMD bundle compiled from typescript libraries injection-js and @abraham/reflection

npm i injection-js-umd

and add locally to the page

<script src="node_modules/dist/injection-js.umd.js"></script>

or from CDN

<script src="https://cdn.jsdelivr.net/npm/injection-js-umd@2.3.1/dist/injection-js.umd.js"></script>

const { ReflectiveInjector }  = window['injection-js'];

Compiled from dependencies

• injection-js (by Minko Gechev) (Dependency injection library for JavaScript and TypeScript)
• @abraham/reflection (by Abraham Williams) (Lightweight (3K) ES Module implementation of reflect-metadata)