Checksums hash-wasm hash

xxHash3 Generator - Next-Generation Ultra-Fast

Generate xxHash3 hashes - next-generation ultra-fast hashing with 64-bit and 128-bit output variants.

xxhash3.workspace
2 options
0 bytes UTF-8, Hex, Base64, or File input

Secure client-side computation. No data leaves your browser. Privacy Security

Result Output

What Is xxHash3?

xxHash3 is an ultra-fast non-cryptographic hash function using a redesigned algorithm with 128-bit internal state, representing the third generation of xxHash featuring improved speed, better bit dispersion, and support for 64-bit and 128-bit outputs.

Specifications

Output Size 64|128 bits
Standard xxHash3 specification (Yann Collet)
Standard Year 2019

Use Cases

  • High-speed data deduplication
  • Modern database indexing
  • Real-time streaming applications
  • Content-defined chunking
  • Next-generation file integrity checks
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Security Notice

xxHash3 is not cryptographically secure and must not be used for passwords, signatures, or security applications.

Related Tools

xxHash64 Checksums BLAKE3 Hashes xxHash128 Checksums

Utilities

File Hash Verifier Verify local files against published checksums. Hash Compare Compare expected and actual digest values. Multi Hash Generator Generate common hashes from one input.

Guides

Algorithm Comparison Guide Choose the right primitive for each task. Hash Test Vectors Compare known outputs across common algorithms.

Implementation Notes

Practical usage details for this browser-based xxHash3 tool.

How to Generate a xxHash3 checksum

  1. Choose UTF-8, Hex, Base64, or File input mode.
  2. Enter text, encoded bytes, or choose a local file to process.
  3. Adjust the xxHash3 options if your use case requires non-default settings.
  4. Click Generate xxHash3 Checksum and copy the result.

Example Input

Sample input:

abc

Use this sample input, then copy the generated checksum from the result panel.

When Not to Use xxHash3

  • Do not use it for security-sensitive applications.
  • Do not use it for password storage.
  • Do not use it for digital signatures.

Recommended Alternatives

Review related tools when you need a different output size, security margin, or keyed construction.

Frequently Asked Questions