Generators

3 free generators that run entirely in your browser. Generate data and identifiers. Nothing is uploaded and nothing is stored.

UUID Generator

Generate and validate UUID v4, UUID v7, and ULID identifiers with timestamp extraction.

Hash Generator

Generate and verify MD5, SHA-1, SHA-256, SHA-384, and SHA-512 hashes from text or files.

JWKS Builder

Assemble several public keys into one JSON Web Key Set, with an RFC 7638 kid per key, a private-key leak guard, and duplicate-kid checking, ready to host at /.well-known/jwks.json.