ua-parser-js vs express-useragent vs device vs express-device
User-Agent Parsing Libraries Comparison
1 Year
ua-parser-jsexpress-useragentdeviceexpress-deviceSimilar Packages:
What's User-Agent Parsing Libraries?

User-Agent parsing libraries are essential tools in web development that help identify the type of device, browser, and operating system that a user is utilizing to access a web application. These libraries enable developers to tailor the user experience based on the capabilities and characteristics of the user's device, ensuring optimal performance and compatibility across various platforms. They analyze the User-Agent string sent by the browser and extract meaningful information, which can be used for responsive design, analytics, and feature adaptation.

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ua-parser-js14,671,0779,4841.2 MB1817 days agoAGPL-3.0-or-later
express-useragent200,009647-465 years agoMIT
device23,82179-54 years agoMIT
express-device20,960307-49 years agoMIT
Feature Comparison: ua-parser-js vs express-useragent vs device vs express-device

Device Detection Accuracy

  • ua-parser-js:

    'ua-parser-js' excels in device detection accuracy, supporting a wide range of devices and browsers. It can parse complex user-agent strings and provide detailed information about the user's environment.

  • express-useragent:

    This library offers good accuracy for user-agent parsing, identifying major browsers and devices effectively, but may not cover all edge cases or obscure devices.

  • device:

    The 'device' library provides basic detection capabilities, focusing on identifying mobile, tablet, and desktop devices. However, its accuracy may be limited compared to more advanced libraries.

  • express-device:

    'express-device' enhances accuracy by leveraging the Express.js framework, allowing for more precise detection of devices and their capabilities, including specific device types and operating systems.

Integration with Frameworks

  • ua-parser-js:

    While 'ua-parser-js' is a standalone library, it can be integrated into any JavaScript application, but it does not provide specific middleware for frameworks like Express.

  • express-useragent:

    Similar to 'express-device', 'express-useragent' is built for Express.js, making it easy to incorporate into existing Express applications without additional configuration.

  • device:

    The 'device' library can be integrated into any Node.js application but does not offer specific middleware for frameworks, requiring manual implementation for routing based on device type.

  • express-device:

    As a middleware specifically designed for Express.js, 'express-device' integrates seamlessly, allowing developers to use it directly in their route handling and middleware stack.

Ease of Use

  • ua-parser-js:

    'ua-parser-js' has a slightly steeper learning curve due to its comprehensive features, but it provides detailed documentation that aids in understanding its capabilities.

  • express-useragent:

    This library is also easy to use, offering a clear API for accessing user-agent data, making it suitable for developers who want quick access to device information.

  • device:

    The 'device' library is straightforward to use, requiring minimal setup and configuration, making it accessible for developers looking for quick device detection.

  • express-device:

    'express-device' is user-friendly for Express users, providing a simple API to access device information and allowing for easy implementation in route handling.

Performance

  • ua-parser-js:

    While 'ua-parser-js' is powerful, its performance can vary based on the complexity of the user-agent strings being parsed. It is generally efficient but may require optimization in high-load scenarios.

  • express-useragent:

    This library is designed to be efficient within the Express framework, offering quick access to user-agent data without adding substantial overhead.

  • device:

    Being lightweight, 'device' has minimal performance overhead, making it suitable for applications where performance is critical and device detection is needed only occasionally.

  • express-device:

    'express-device' is optimized for use within Express applications, ensuring that it does not significantly impact performance while providing necessary device information.

Community and Support

  • ua-parser-js:

    'ua-parser-js' has a strong community and is widely used, offering extensive documentation, examples, and community support for troubleshooting and enhancements.

  • express-useragent:

    This library also enjoys good community support due to its integration with Express, making it easier to find examples and solutions to common issues.

  • device:

    The 'device' library has a smaller community, which may result in limited support and fewer resources for troubleshooting and development.

  • express-device:

    As part of the Express ecosystem, 'express-device' benefits from a larger community and more extensive documentation, providing better support for developers.

How to Choose: ua-parser-js vs express-useragent vs device vs express-device
  • ua-parser-js:

    Use 'ua-parser-js' if you need a comprehensive and robust solution for parsing user-agent strings. It offers extensive support for various browsers and devices, making it suitable for applications that require detailed analytics and advanced device detection.

  • express-useragent:

    Opt for 'express-useragent' if you want a straightforward middleware for Express.js that focuses on user-agent parsing. It provides a simple API to access device information and is ideal for applications that need quick and easy access to user-agent data.

  • device:

    Choose 'device' if you require a lightweight library that provides basic device detection capabilities without additional dependencies. It is suitable for simple applications where minimal device information is sufficient.

  • express-device:

    Select 'express-device' if you are using Express.js and need a middleware solution that integrates seamlessly with your application. It offers enhanced device detection capabilities and allows you to easily manage device-specific rendering and responses.

README for ua-parser-js

https://uaparser.dev https://uaparser.dev https://uaparser.dev https://uaparser.dev

UAParser.js

The most comprehensive, compact, & up-to-date isomorphic JavaScript library to detect user's Browser, Engine, OS, CPU, and Device type/model. Runs either in browser (client-side) or node.js (server-side).

Demo

  • Live demo: https://uaparser.dev

Documentation

  • version 1.x : https://github.com/faisalman/ua-parser-js/tree/1.0.x#documentation
  • version 2.x : https://docs.uaparser.dev

Before upgrading from v0.7 / v1.0, please read CHANGELOG to see what's new & breaking.

License Options

Open-Source EditionsPRO / Commercial Editions
License optionsMIT (v0.7~v1.0)AGPL (>=v2.0)PRO PersonalPRO BusinessPRO Enterprise
Browser detection⚠️
CPU detection⚠️
Device detection⚠️
Engine detection⚠️
OS detection⚠️
Bot detection
AI Bot detection
Extras (Apps, Libs, Emails, Media Players, etc) detection
Enhanced detection result
Client Hints support
CommonJS support
ES modules support
npm module
TypeScript declarations⚠️
Allows commercial use
Permissive (non-copyleft) license
Unlimited use per 1 license
1-year product support
Lifetime updates
PriceFREE (License)FREE (License)$14 (License)$29 (License)$599 (License)

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Development

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Please read CONTRIBUTING guide first for the instruction details.

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