File Concatenator is a straightforward Chrome extension designed to streamline the process of file management for developers. This tool allows users to select multiple files and combine their contents into a single text file named code.txt, making it easier to share large codebases. The extension is particularly useful for those working with Grok 4, as it simplifies the task of preparing files for submission by consolidating them into one downloadable format.

The extension is free to use and falls under the Browsers category, specifically within Add-ons & Tools. It features persistent file storage across sessions via Chrome storage, ensuring that users can access their selected files even after closing the browser. The tool supports modern file picker interfaces, with a fallback option for compatibility, enhancing its usability across different systems.