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JSON formatter
↗Pretty-print, minify and validate JSON in your browser — nothing leaves your machine.
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Text tool
Hash generator (MD5 · SHA-1 · SHA-256)
Compute MD5, SHA-1 or SHA-256 hashes of any text instantly, right in your browser.
No files needed100% local · no upload
Guide
How to convert hash generator (md5 · sha-1 · sha-256)
Paste your text
Paste the string you want to fingerprint — a password, token or file excerpt.
Compute the hash
The 256-bit SHA-256 digest is calculated instantly and shown as hex.
Copy the hash
Use it for integrity checks, deduplication or signatures.
Frequently asked questions
Can the hash be reversed?
No — SHA-256 is a one-way function. The hash lets you verify that two inputs are identical without knowing the input itself.
Does the input leave my device?
No — hashing happens locally in the page; nothing is transmitted.
Why is the output always 64 characters?
SHA-256 always produces 256 bits, rendered here as 64 hexadecimal characters regardless of input length.
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