JSON Formtr is a Chrome extension designed to simplify the visualization of raw JSON data. This free add-on automatically detects JSON responses and formats them for easier readability. Users can easily switch between light and dark themes to suit their preferences, enhancing the user experience while working with data. Additionally, it offers adjustable font sizes to further improve accessibility and comfort during use.

The tool is categorized under browsers as an add-on and tool, making it a handy utility for developers and data analysts alike. By streamlining the process of viewing JSON responses, JSON Formtr significantly enhances productivity, allowing users to focus on analyzing data rather than struggling with its format.