Content Similarity Checker Using HTML, CSS and JavaScript with Source Code


Welcome to the Content Similarity Checker, an innovative web application crafted to assist users in comparing the similarity between two blocks of text effortlessly. Developed using HTML, CSS, and JavaScript, this tool offers a streamlined interface and powerful functionality to analyze textual content with precision and ease. Whether you're a student, researcher, or content creator, our platform provides a comprehensive solution for assessing the resemblance between different text inputs.

With its intuitive design and user-friendly features, the Content Similarity Checker empowers users to make informed decisions about their textual data. Leveraging the Jaccard similarity coefficient, the application calculates the degree of similarity between the provided text inputs, offering valuable insights into the relationships and overlaps within the content. From academic assignments to professional projects, our tool serves as a reliable companion for those seeking to understand and compare textual content efficiently. Join us on this journey of exploration and discovery as we delve into the depths of content similarity analysis.

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


  1. Text Comparison: Users can input two separate blocks of text into designated fields.
  2. Jaccard Similarity: The application calculates the similarity between the two texts using the Jaccard similarity coefficient.
  3. Interactive Interface: The interface provides clear instructions and feedback on the calculated similarity.
  4. Responsive Design: The application is designed to work seamlessly across various devices and screen sizes.
  5. Stylish Layout: Utilizing modern design principles and Google Fonts, the interface offers a visually appealing user experience.

Technologies Used:

  • HTML: Provides the structure and layout of the web page.
  • CSS: Defines the styles and appearance of the elements on the page.
  • JavaScript: Implements the functionality to calculate text similarity and update the interface dynamically.
  • Google Fonts: Utilized for styling text elements, enhancing readability, and improving overall aesthetics.

How to Use:

  1. Input Text: Enter the first block of text in the "Enter the First Content" field, and the second block of text in the "Enter the Second Content" field.
  2. Calculate Similarity: Click on the "Calculate Similarity" button to initiate the comparison process.
  3. View Result: Once the calculation is complete, the similarity percentage will be displayed below the button.

Sample Screenshots of the Project:

Landing Page

Sample Content Similarity Checker

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


In conclusion, the Content Similarity Checker stands as a testament to the power of technology in simplifying complex tasks and providing valuable insights. By leveraging modern web development technologies, this tool offers users a convenient and efficient way to assess textual similarity, enabling them to make informed decisions and draw meaningful conclusions from their data. With its intuitive interface, robust functionality, and responsive design, the Content Similarity Checker is poised to become an indispensable asset for academics, researchers, content creators, and professionals across various industries. As we continue to innovate and refine our platform, we look forward to empowering users worldwide with the tools they need to navigate the vast landscape of textual analysis and discovery.

That's it! I hope this "Content Similarity 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 for viruses, but new viruses come out every day, so no prevention program can catch 100% of them.


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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