What is a PHAR file?
A .PHAR file is a PHP Archive. Developers use this format to package a complete PHP application or library into a single file for simple distribution. Developer Greg Beaver created the original format. Because they often include a code stub, the operating system may recognize them as shell scripts. Developers also use .PHAR files as plugins for PocketMine-MP, a popular server software for Minecraft.
How to open PHAR files?
You can run a .PHAR file from your command line using the PHP executable. If you want to view the files inside the archive, you can extract it using archive utilities like 7-Zip or WinRAR. You can also write a short PHP script using the built-in `Phar` class to extract the contents manually.
Best practices and troubleshooting
If your system cannot open or run the file, confirm that you have PHP installed. You must also check that the Phar extension is active in your `php.ini` configuration. On Unix-based systems, you may need to grant the file execute permissions. Always verify the source of the file before you run it, as these archives contain executable code that runs directly on your machine.
Software and tools
Many common web development tools use this format. For example, Composer, the popular PHP dependency manager, distributes its software as a .PHAR file. You can manage and inspect these files using the standard PHP command-line interface, text editors like Visual Studio Code, or archive managers.
Summary
viewer.online/phar can analyze .PHAR files to identify the exact format and creator software, inspect the file structure, extract readable text, and check whether an online preview is available. Because these files can have multiple purposes, viewer.online/phar is useful for identifying, inspecting, and understanding .PHAR files without installing software or dealing with compatibility problems.