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9 Best Vanilla JavaScript User Agent Parsing Libraries

List hand-picked by Openbase Experts
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upj

ua-parser-js

UAParser.js - Detect Browser, Engine, OS, CPU, and Device type/model from User-Agent data. Supports browser & node.js environment.

12M
7.7K
DefinitelyTyped
MIT
isb

isbot

🤖/👨‍🦰 Detect bots/crawlers/spiders using the user agent string

229K
615
Built-in
Unlicense
up

ua-parser

A multi-language port of Browserscope's user agent parser.

2.1K
2K
No support
use

useragent

Useragent parser for Node.js, ported from browserscope.org

1M
865
DefinitelyTyped
MIT
ddj

device-detector-js

A precise user agent parser and device detector written in TypeScript

65.8K
295
Built-in
LGPL-3.0
dev

device

Device type detection library based on the useragent string. Refactored from my express-device repo.

26K
78
No support
MIT
uap

user-agent-parser

UAParser.js - Detect Browser, Engine, OS, CPU, and Device type/model from User-Agent data. Supports browser & node.js environment.

4.3K
7.7K
No support
amfe-env

amfe-env

Parsing User-Agent on a mobile device, could detecting what os/browser/app.

139
95
No support
MIT
sj

sua.js

Simple user agent parser library. - NodeJS/Browser supported

24
6
No support
MIT
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