UUID + ULID

Random v4 UUIDs and lexicographically sortable ULIDs, generated in your browser.

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UUID v4 uses crypto.getRandomValues. ULID is a 48-bit timestamp plus 80 bits of randomness in Crockford base32, so IDs sort by creation time. No network, nothing stored. MIT, 0xelitesystem. Related: unix-timestamp-converter, slug-generator, case-converter.