What is a TWIG file?
A .TWIG file is a web template file created for Twig, a modern template engine for PHP. Developers use .TWIG files to separate website design from backend server code. These files contain standard HTML tags alongside special syntax for variables, filters, and rendering logic. When a web server processes the .TWIG file, it replaces the template logic with dynamic data and renders standard HTML for the web browser.
Software and tools
Twig Template files were originally developed by Sensio Labs. They are heavily used in the Symfony PHP framework. Other content management systems, such as Craft CMS, Grav, and Drupal, also use the Twig engine for their themes.
To edit .TWIG files locally, developers use text editors or integrated development environments (IDEs) like Visual Studio Code, PhpStorm, or Sublime Text.
How to open TWIG files?
Because .TWIG files are plain text, you can open them in any standard text editor. However, viewer.online/twig can analyze .TWIG files to identify the exact format and creator software, inspect the file structure, extract readable text, and check whether an online preview is available.
If you need to change your file into a standard format, we recommend file conversion to sensible target formats on convert.guru. You can convert .TWIG files to .HTML, .PHP, or .TXT.
Summary
viewer.online/twig is useful for identifying, inspecting, and understanding .TWIG files without installing software or dealing with compatibility problems. If your file does not behave as expected, our tool will help you determine its true format.