ISO file format is a disk image format used for storing and transporting data. ISO represents an exact copy of the file system usually used for optical disks (CD, DVD, Blu-ray). ISO files keep the entire disk structure and contents in a single file, making it easier to share data. This format is widely used, especially for software distribution, system backups and operating system installations. Translated with DeepL.com (free version)

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.

YAML (.yaml, .yml) is a lightweight and readable format used for configuration files and data storage. It is preferred in software projects as an alternative to JSON and XML. It is widely used with tools such as Kubernetes, Ansible and Docker.

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.

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.

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.

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

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.

PDF stands for Portable Document Format and was developed by Adobe Systems. It combines rich content such as text, images and hyperlinks, allowing users to share documents across different operating systems and devices with the same view. Its wide use has made it indispensable for electronic document sharing. Thanks to its open-source readers and software, viewing and editing documents in PDF format is easy and accessible.

Explore our collection of sample CSV files, available in various sizes to meet your testing and development needs. These files are perfect for evaluating your application and software's data processing capabilities, file upload performance and overall system efficiency. Whether you are working on data import/export functions or simply need test data, our CSV files provide a reliable solution.

On this page you can examine sample files with the .7z extension and test the use of the format. 7z files created for testing purposes for developers, testers and computer users

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!