JSON Viewer

Use our free JSON Viewer to display, format, and validate your JSON data. Simply paste your JSON code and view it in a clean, readable format. Perfect for developers, testers, and anyone working with APIs or structured data. Fast, user-friendly, and requires no installation.

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The JSON Viewer is a powerful, browser-based tool designed to help you easily read, format, and validate JSON data. Whether you're debugging an API response, checking for errors, or simply trying to understand a complex JSON file, this tool simplifies the process. Just paste your JSON code and instantly see a well-organized, indented view. You can expand/collapse nodes, spot syntax errors, and beautify the structure for easier understanding. Ideal for developers, data analysts, QA testers, and students working with JavaScript or APIs. It’s completely free, mobile-friendly, and requires no installation or sign-up—just paste and go!