JSON Builder is a free Chrome add-on developed by Murali Krishna Tananki. It falls under the category of browsers and specifically the subcategory of add-ons and tools. With JSON Builder, users can easily create a JSON object by entering key-value pairs. The add-on provides inputs that allow users to quickly build their JSON objects.

One of the main features of JSON Builder is its ability to format or minimize the JSON object. This can be useful for organizing and optimizing the structure of the object. With just a few clicks, users can choose to format the object to make it more readable or minimize it to reduce its size.

JSON Builder offers a simple and intuitive interface, making it accessible to users of all levels of experience. Whether you are a beginner or an experienced developer, JSON Builder can help you create and manipulate JSON objects efficiently.