JSON Formatter
Format, validate, and inspect JSON in your browser.
Format HTML with a syntax-aware formatter.
Your result will appear here.
Enter your input, then run the tool.Input: <main><h1>EmuPath</h1><p>Your toolkit.</p></main>
Use the labeled units and valid input. The Example button supplies a reproducible starting input.
Format, validate, and inspect JSON in your browser.
Inspect token headers and payloads without uploading them.
Create cryptographically random version 4 identifiers.