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!

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.

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.

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.

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.

The RTF (Rich Text Format) file format is a versatile text file format developed by Microsoft. RTF files can contain formatted text, images and other elements, making them suitable for a variety of document types. Unlike plain text files, RTF supports text formatting options such as bold, italic, underline and font changes. On this page you can find a example (sample-dummy) rtf file of any size.

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)

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.

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.

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.

It allows users to combine multiple files into a single archive, significantly reducing file size for easier sharing and storage. RAR files support advanced compression and can split large files into parts, making them ideal for transferring over the internet or storing backups.