Discover our XLSX (Excel) Sample Files, perfect for developers and testers looking to simulate real-world scenarios for data management, spreadsheet processing and website load testing. This mock file helps you evaluate performance, test file uploads, and make sure your application handles XLSX files efficiently. Get your free download today and improve your development and testing process!

PNG is a file format used to compress high-quality images and is known for its ability to have "transparent" backgrounds. This makes PNG ideal for web design and graphics work, as the images can blend seamlessly with any background on the page. In addition, PNG offers lossless compression, meaning that images do not lose quality when compressed. This makes PNG the format of choice for graphics that require clarity and detail.

WebP is a modern image format designed to provide superior compression and quality characteristics compared to traditional image formats. With smaller file sizes, WebP increases page load speeds without compromising image quality. Its widespread support across browsers and platforms has made it a popular choice for web developers aiming to optimise websites for faster performance.

JSON File (JavaScript Object Notation) is one of the most widely used data formats on the internet today. JSON is a format designed for easy storage, transmission and processing of data. Being both human-readable and computer-processable has made JSON very popular in web-based applications and services. Json Files can often be used in APIs and tests. Here you can download the dummy (sample) json files you need for free.

On this page you can download free test files of the Executable (.exe) file format, the basic building block of computer programs.

The JPG file format is a widely used image format for photographs and web graphics. JPG (or JPEG) is named after the Joint Photographic Experts Group, the name of the expert group that created it. This format is ideal for images with lots of color gradations because it offers excellent color depth. It uses lossy compression, which results in a smaller file size, making it suitable for storing and sharing images without any noticeable loss of quality. It is also useful when sharing images quickly over the internet.

Free Markdown Example (Sample) File Download. Markdown is a markup language that allows you to format text simply and quickly. It helps you create easily readable and writable text when creating web content. One of the main advantages of Markdown is that you can format text without the need for complex HTML code. You can easily use functions such as headings, highlights, list creation, etc.

A file with the TXT extension is a text document. It is a standard text file format, often preferred by computer users. It stands out for its simplicity and lightness because it does not contain any formatting, storing only plain text. This format can be easily opened and edited on different operating systems and devices, making it ideal for exchanging a wide range of data. It is the preferred format for basic text-based operations such as coding, note-taking, or simple document creation.

XML example files are demo files created in XML format, commonly used for programming and data interchange. These files are designed for developers to test applications, simulate data exchange, and learn XML structure. XML files can be customized for different scenarios and are provided with appropriate MIME type and file extension.

PHP file format is the file format of the PHP Language used to create dynamic web pages that run server-side. PHP stands for 'Hypertext Preprocessor'. PHP files are considered one of the cornerstones of web development and are widely used to power web applications. Although simple text editors can open PHP Files, for the best experience, you can open them with editors such as Visual Studio Code, PHPStorm.

Explore our extensive range of sample files in .webm format. These example WEBM files, featuring diverse video content and varying lengths, are crafted to facilitate your different projects and tasks with ease. See Big Video Files

Access free MP3 sample files in our Audio category. Perfect for testing audio uploads, streaming performance and other development needs. They are also ideal for personal use. Download the sample MP3 files to make sure your app handles audio files effectively, or to get the audio file you need.