hub / github.com/faisalman/ua-parser-js
github.com/faisalman/ua-parser-js @2.0.10
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205 edges
37 files
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90 cross-repo links
● updated 12d ago2.0.10 · 2026-05-21★ 10,16114 open issues
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README
UAParser.js
The most comprehensive, compact, and up-to-date JavaScript library to detect user's browser, OS, CPU, and device type/model. Also detect bots, apps, and more. Runs seamlessly in the browser (client-side) or Node.js (server-side).
Demo
- Live demo: https://uaparser.dev
Documentation
version 1.x: https://docs.uaparser.dev/v1version 2.x: https://docs.uaparser.dev
Before upgrading from v0.7 / v1.0, please read CHANGELOG to
see what's new & breaking.
Package & Pricing
| Open-Source Editions | PRO / Commercial Editions | ||||
|---|---|---|---|---|---|
| License options | MIT (v1.x) | AGPL (v2.x) | PRO Personal | PRO Business | PRO Enterprise |
| Browser Detection | ⚠️ | ✅ | ✅ | ✅ | ✅ |
| CPU Detection | ⚠️ | ✅ | ✅ | ✅ | ✅ |
| Device Detection | ⚠️ | ✅ | ✅ | ✅ | ✅ |
| Rendering Engine Detection | ⚠️ | ✅ | ✅ | ✅ | ✅ |
| OS detection | ⚠️ | ✅ | ✅ | ✅ | ✅ |
| Enhanced+ Accuracy | ❌ | ✅ | ✅ | ✅ | ✅ |
| Bot Detection | ❌ | ✅ | ✅ | ✅ | ✅ |
| AI Detection | ❌ | ✅ | ✅ | ✅ | ✅ |
| Extra Detections (Apps, Libs, Emails, Media Players, Crawlers, and more) | ❌ | ✅ | ✅ | ✅ | ✅ |
| Client Hints Support | ❌ | ✅ | ✅ | ✅ | ✅ |
| CommonJS Support | ✅ | ✅ | ✅ | ✅ | ✅ |
| ESM Support | ❌ | ✅ | ✅ | ✅ | ✅ |
| TypeScript Definitions | ✅ | ✅ | ✅ | ✅ | ✅ |
| npm Module Available | ✅ | ✅ | ✅ | ✅ | ✅ |
| Direct Downloads Available | ✅ | ✅ | ✅ | ✅ | ✅ |
| Commercial Use Allowed | ✅ | ✅ | ❌ | ✅ | ✅ |
| Permissive (non-Copyleft) License | ✅ | ❌ | ✅ | ✅ | ✅ |
| No Open-Source Obligations | ✅ | ❌ | ✅ | ✅ | ✅ |
| Unlimited End-Products | ✅ | ✅ | ✅ | ❌ | ✅ |
| Unlimited Deployments | ✅ | ✅ | ✅ | ❌ | ✅ |
| 1-year Product Support | ❌ | ❌ | ✅ | ✅ | ✅ |
| Lifetime Updates | ✅ | ✅ | ✅ | ✅ | ✅ |
| Price | FREE* (License) | FREE* (License) | $14 (License) | $29 (License) | $599 (License) |
GET THE PRO PACKAGES 📥 |
Development
Contributors
This project wouldn't be possible without all the amazing people in the open-source community. Thanks to everyone who contributed, reported issues, and shared feedback.
Made with contributors-img.
Contributions are welcome! Please read the CONTRIBUTING GUIDE first for detailed contribution instructions.
Backers & Sponsors
Support the open-source editions of UAParser.js through one of the following options:
Extension points exported contracts — how you extend this code
IData (Interface)
(no doc)
src/main/ua-parser.d.ts
IBrowser (Interface)
(no doc)
src/main/ua-parser.d.ts
ICPU (Interface)
(no doc)
src/main/ua-parser.d.ts
IDevice (Interface)
(no doc)
src/main/ua-parser.d.ts
IEngine (Interface)
(no doc)
src/main/ua-parser.d.ts
Core symbols most depended-on inside this repo
UAParser
called by 56
src/main/ua-parser.js
is
called by 49
src/main/ua-parser.d.ts
withClientHints
called by 29
src/main/ua-parser.d.ts
toString
called by 10
src/main/ua-parser.d.ts
withFeatureCheck
called by 8
src/main/ua-parser.d.ts
getOutlookEdition
called by 7
src/helpers/ua-parser-helpers.js
isString
called by 6
src/main/ua-parser.js
lowerize
called by 6
src/main/ua-parser.js
Shape
Languages
TypeScript100%
Modules by API surface
src/main/ua-parser.mjs24 symbols
src/main/ua-parser.js24 symbols
src/main/ua-parser.d.ts13 symbols
src/bot-detection/bot-detection.mjs7 symbols
src/bot-detection/bot-detection.js7 symbols
test/unit/main.js2 symbols
src/device-detection/device-detection.mjs2 symbols
src/device-detection/device-detection.js2 symbols
src/browser-detection/browser-detection.mjs2 symbols
src/browser-detection/browser-detection.js2 symbols
src/helpers/ua-parser-helpers.mjs1 symbols
src/helpers/ua-parser-helpers.js1 symbols
Used by 85 indexed graphs manifest dependencies, hub-wide
… +75 more
Dependencies from manifests, versioned
@babel/parser7.15.8 · 1×
@babel/traverse7.23.2 · 1×
@jazzer.js/core4.0.0 · 1×
@playwright/test1.57.0 · 1×
detect-europe-js0.1.2 · 1×
eslint9.39.1 · 1×
is-standalone-pwa0.1.1 · 1×
jshint2.13.6 · 1×
lockfile-lint4.14.1 · 1×
mocha8.2.0 · 1×
nyc18.0.0 · 1×
requirejs2.3.2 · 1×
For agents
$ claude mcp add ua-parser-js \
-- python -m otcore.mcp_server <graph>