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.

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.

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

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)

On this page, you can review sample files with the .doc extension. The sample documents presented are specifically designed for software developers, document managers, test engineers and content producers. The aim is to experience how the .doc format works on different software platforms, its compatibility level and document structure.

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.

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.

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.

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.

TSV (Tab Separated Values) is a simple text file format where data is separated by a tab character. It is similar to CSV but uses tabs instead of commas to separate columns. This format is widely used for storing, transferring and processing large data sets.

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.

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!