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UUID & Hash Generator
Security & AuthGenerate cryptographically secure UUID v4, UUID v7, ULID, and calculate MD5, SHA-256, and HMAC hashes.
Unique Identifiers & Tokens
UUID v4 (Random)RFC 4122
UUID v7 (Time-Ordered)RFC 9562
ULID (Base32 Sortable)128-bit
Nanoid / URL-Safe Token21 chars
Cryptographic Hashes & HMAC
MD5128-bit hex
SHA-256256-bit hex
HMAC SHA-256Keyed hash
SHA-512512-bit hex