Text hash generator
Calculate SHA-256, SHA-384 and SHA-512 digests.
Open toolUUID generator
Generate cryptographically random UUID version 4 identifiers.
Input & settings
Up to 1 MB · stays on this device
Result
Choose your settings and run the tool.
Readable text? Aa Bb 123
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How this tool works
Uses crypto.randomUUID in a secure context (HTTPS or localhost). UUIDs are identifiers; they do not replace access-control checks.
Inputs and results stay in this page’s memory until you leave or reset it. Downloads remain on your device. Review the result before using it in another application.