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UUID Generator

Generate UUID v4 values using browser cryptography.

HƯỚNG DẪN • NHANH

Choose a batch size and display format, then generate UUID v4 values with the browser's secure random source.

LOCAL • 100%

UUIDs are generated locally and disappear when you reset or leave the page. Nothing is synchronized.

HỖ TRỢ • FAQ

Is UUID v4 predictable here? The generator uses Web Crypto and fails closed when secure randomness is unavailable.

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