The Free JSON Formatter & Validator helps developers and data analysts quickly format, validate, and debug JSON data online. Instead of struggling with unstructured JSON, you can paste your code into this tool and instantly see a clean, properly indented version. It also checks for errors, so you’ll know right away if your JSON is invalid.
This tool is perfect for anyone working with APIs, configuration files, or web applications where JSON is widely used. Whether you’re a beginner learning JSON or an experienced developer troubleshooting complex data, our JSON formatter ensures readability and accuracy. Best of all, it’s 100% free, works directly in your browser, and requires no downloads.
Use this free JSON formatter and validator to instantly check and beautify your JSON code. Paste your JSON below and click the button to see a properly formatted version.