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Free Developer Tool

Hash Generator

Hash text with SHA-256, SHA-384, SHA-512 and SHA-1 all at once, then verify checksums with compare mode. Computed locally, never uploaded.

100% Free No signup Runs in your browser No uploads

All algorithms at once

Type something above to see all four hashes.

Compare mode verify a checksum

Compared against the active tab algorithm. Switch tabs to compare a different one.

Frequently asked questions

Which algorithm should I use?

SHA-256 is the modern standard and a safe default. SHA-384 and SHA-512 are stronger variants of the same family. SHA-1 is legacy and kept only for verifying old checksums.

Is my input private?

Yes. All hashing runs locally with the Web Crypto API. Your input never leaves your device and nothing is stored.

How does compare mode work?

Paste the expected checksum, pick the matching algorithm tab, and hit Compare. A green MATCH badge means the values are identical.

Preview

Hash Generator tool preview
Live preview of the Hash Generator tool running in your browser. Your data never leaves your device.

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