Browser Detector & UserAgent Parser – browser-dtector.js

Just another browser detection library to detect browser and platform properties for both browser and node.js.

Supported Browsers:

• Chrome
• Firefox
• Internet Explorer
• MS Edge
• Safari
• Opera
• Samsung Browser
• Brave
• Electron

Supported Platforms:

• Macintosh
• Windows
• Linux
• Windows Phone
• Android
• Android Tablet
• iPad
• iPhone
• Chrome OS
• Xbox

How to use it:

1. Install and import the ‘browser-dtector’.

# Yarn
$ yarn add browser-dtector

# NPM
$ npm install browser-dtector --save

import BrowserDtector from 'browser-dtector';

2. Or import it from a CDN.

import BrowserDetector from 'https://cdn.jsdelivr.net/npm/browser-dtector/dist/browser-dtector.js';

3. Initialize the library.

 class="brush:javascript">const browser = new BrowserDtector(window.navigator.userAgent); 
// or new BrowserDtector()

4. Parse useragent info.

browser.parseUserAgent();

=>

{
  name: "Safari"
  platform: "IPhone"
  userAgent: "Mozilla/5.0 (iPhone; CPU iPhone OS 13_2_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.0.3 Mobile/15E148 Safari/604.1"
  version: "13.0.3"
  shortVersion: "13"
  isAndroid: false
  isTablet: false
  isMobile: true
  isDesktop: false
  isWebkit: true
  isIE: false
}

5. Get browser info.

browser.getBrowserInfo();

=>

{
  name: "Safari"
  platform: "IPhone"
  userAgent: "Mozilla/5.0 (iPhone; CPU iPhone OS 13_2_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.0.3 Mobile/15E148 Safari/604.1"
  version: "13.0.3"
  shortVersion: "13"
}

6. Get user agent for the current instance.

browser.userAgent [string | null];

Changelog:

v4.1.1 (02/05/2025)

• Fix: improve types

v4.1.0 (02/05/2025)

• Add assertions for chrome, edge, firefox, safari and opera browsers

v4.1.0 (02/05/2025)

• Add assertions for chrome, edge, firefox, safari and opera browsers
• Bug Fixes

v4.0.0 (10/25/2022)

• export KnownBrowsers and KnownPlatforms constants
• fix exports configuration and type declaration for node environments
• removed umd build
• use named exports for cjs formats

v3.4.0 (07/12/2022)

• detect opera touch browser

v3.2.0 (01/27/2022)

• Detect electron browser
• Bug Fixes

v3.1.2 (07/29/2021)

• chore: rename variables

v3.1.2 (12/15/2020)

• update LICENSE

v3.1.1 (12/02/2020)

• Supports Brave browser
• chore: replace inquirer with prompts
• Bugfix

v3.0.2 (07/01/2020)

• Bugfixed

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