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Generate random UUIDs (version 4) for your apps, databases and APIs. Create one UUID or five at a time and copy them with a single click. Everything runs in your browser, so nothing is uploaded or stored anywhere.
Format, beautify and validate JSON in one click.
💻Encode and decode Base64 safely, including unicode text.
💻Encode and decode URLs and query strings instantly.
💻Encode HTML entities and decode them back, instantly.