browser-capabilities

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Detect browser capabilities from a user agent string.

github.com/Polymer/tools/tree/master/packages/browser-capabilities

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[![NPM version](http://img.shields.io/npm/v/browser-capabilities.svg)](https://www.npmjs.com/package/browser-capabilities) # browser-capabilities A JavaScript library that detects browser capabilities from a user agent string. The following keywords are supported. See [browser-capabilities.ts](https://github.com/Polymer/tools/blob/master/packages/browser-capabilities/src/browser-capabilities.ts) for the latest browser support matrix. | Keyword | Description | :---- | :---- | push | [HTTP/2 Server Push](https://developers.google.com/web/fundamentals/performance/http2/#server-push) | serviceworker | [Service Worker API](https://developers.google.com/web/fundamentals/getting-started/primers/service-workers) | modules | [JavaScript Modules](https://www.chromestatus.com/feature/5365692190687232) (including dynamic `import()` and `import.meta`) | es2015 | [ECMAScript 2015 (aka ES6)](https://developers.google.com/web/shows/ttt/series-2/es2015) | es2016 | ECMAScript 2016 | es2017 | ECMAScript 2017 | es2018 | ECMAScript 2018