Text Editor is a robust text and code editor designed specifically for the Firefox browser. Built on the popular CodeMirror library, it provides a user-friendly interface with a left sidebar for file management and a right sidebar for customizable options. Users can easily open files, adjust settings, and navigate through various features that enhance their coding experience. The extension utilizes the file system access API, enabling seamless file operations, and defaults to the downloads API if necessary.

Supporting over 100 programming languages, including JavaScript, CSS, and HTML, Text Editor is equipped with three key-maps for popular text editors like Sublime. This makes it a versatile tool for developers looking to code directly in their browser. Its subscription-based model ensures continuous updates and improvements, making it a valuable addition for web development enthusiasts.