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Hash text or files with MD5, SHA-1, SHA-256, SHA-384, SHA-512. HMAC signing, verify checksums. Client-side only.

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Hash Generator & HMAC

Try it Free No sign-up Client-side

Hash text or files with MD5, SHA-1, SHA-256, SHA-384, SHA-512. HMAC signing, verify checksums. Client-side only.

Features

  • Hash text or files with MD5, SHA-1, SHA-256, SHA-384, SHA-512
  • HMAC mode for signed payloads (e.g. webhooks)
  • Verify checksums by comparing with a given hash
  • All hashing in browser; nothing sent to server
  • Copy hashes or download for integrity checks

Why use this tool

Verify file checksums, generate hashes for APIs or passwords (e.g. for testing), or compute HMACs for webhook signatures. Fully client-side.

Try it

Try Hash Generator & HMAC at Spoold →


More from Spoold

Spoold is a free developer toolbox that detects what you paste and opens the right tool.

  • No sign-up – Use every tool without an account.
  • Runs in your browser – Your data stays on your device; we don’t store or log your input.
  • Paste and go – Paste JSON, HTML, JWT, curl, Base64, or any text on the homepage and Spoold suggests the right tool.
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Open Spoold →