Computer Specs Checker Using HTML, CSS and JavaScript with Source Code

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Welcome to the Computer Specs Checker – your go-to web tool for analyzing and optimizing your system’s performance! This interactive web application provides a comprehensive breakdown of your computer’s hardware and software specifications—including CPU, RAM, operating system, and more. Whether you're a gamer checking if your PC can handle the latest titles, a developer verifying system compatibility for coding tasks, or simply a curious user, this tool offers clear and digestible insights.

Built with a sleek, modern interface, the Computer Specs Checker doesn’t just display system details—it helps you take action. Compare your setup against recommended requirements for tasks like gaming, video editing, or software development, and receive tailored optimization tips to boost performance. Developed using HTML, CSS, and JavaScript, this lightweight yet powerful app runs directly in your browser—no installation needed. Ready to see how your system stacks up? Let’s dive in!

You may also check this simple HTML, CSS and JavaScript project:

Key Features:

System Information Detection

  • Detects operating system, CPU cores, architecture, estimated RAM, screen resolution, browser info, and battery status

  • Real-time updates for online/offline status

Performance Benchmarking

  • Simulated CPU and RAM performance tests

  • Generates an overall performance score (0–100)

  • Visual performance meter for quick evaluation

Comparison Tool

  • Compare your specs with recommended requirements for:

    • Office Work (Word, Excel, Email)

    • Graphic Design (Photoshop, Illustrator)

    • Software Development (VS Code, Docker)

    • Gaming (Modern AAA Games)

    • Video Editing (Premiere Pro, After Effects)

  • Displays visual indicators (✅ ⚠️ ❌) to show compatibility

Optimization Tips

  • Actionable suggestions to enhance system performance

  • Tips include:

    • Closing unused applications

    • Upgrading RAM

    • Switching to SSDs

    • Updating drivers

Modern & Responsive UI

  • Clean, card-based layout with smooth animations

  • Fully responsive on mobile, tablet, and desktop

  • Interactive elements: hover effects, modals, dropdowns

Technologies Used:

🛠 Frontend:

  • HTML5 – Structure and content

  • CSS3 – Styling with Flexbox, Grid, and custom animations

  • JavaScript (ES6+) – System detection, dynamic features, performance benchmarking

📦 Libraries & Tools:

  • Font Awesome – Iconography

  • Google Fonts (Inter) – Clean, modern typography

How to Use:

  1. Open the App

    • Launch the index.html file in any modern web browser (Chrome, Firefox, Edge)

  2. View Your System Specs

    • The app auto-detects and displays OS, CPU, RAM, screen resolution, and more

  3. Run a Performance Test

    • Click “Run Performance Test” to simulate CPU and RAM usage

    • View your performance score (0–100)

  4. Compare with Recommended Specs

    • Choose a usage scenario (e.g., Gaming, Video Editing)

    • Click “Compare” to check compatibility

  5. Optimize Your System

    • Visit the Optimization Tips section for recommendations on boosting performance

Sample Screenshots of the Project

Landing Page

Testing Performance

Comparing Specs for other tools

How to Run?

  • Download the provided source code zip file.
  • Extract the downloaded zip file.
  • Open the html file and you are now ready to go!

Video Demonstration for Installation/Setup:

Conclusion:

In conclusion, the Computer Specs Checker is a powerful, user-friendly tool designed to help you understand your system’s capabilities. It enables comparisons with recommended specifications and provides useful performance-boosting tips—all presented through a sleek and responsive interface. Whether you're troubleshooting, planning an upgrade, or just curious, this web app makes it simple to get detailed system insights with just a few clicks—an essential utility for both casual users and tech enthusiasts alike.

That's it! I hope this "Computer Specs Checker Using HTML, CSS and JavaScript" will assist you on your  programming journey, providing value to your current and upcoming projects.

For additional tutorials and free source codes, explore our website.

Enjoy Coding :>>

Note: Due to the size or complexity of this submission, the author has submitted it as a .zip file to shorten your download time. After downloading it, you will need a program like Winzip to decompress it.

Virus note: All files are scanned once-a-day by SourceCodester.com for viruses, but new viruses come out every day, so no prevention program can catch 100% of them.

FOR YOUR OWN SAFETY, PLEASE:

1. Re-scan downloaded files using your personal virus checker before using it.
2. NEVER, EVER run compiled files (.exe's, .ocx's, .dll's etc.)--only run source code.

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