Is ULID Generator free?

Yes. ULID Generator runs entirely in your browser. No data is uploaded or stored.

Does ULID Generator work offline?

Yes. Once loaded, ULID Generator works fully offline except for the QR code generator which uses a pinned CDN with SRI.

Local-only · nothing leaves your browser

How do I generate a ULID?

Click to generate Universally Unique Lexicographically Sortable Identifiers (ULIDs). Unlike UUIDs, ULIDs sort chronologically and are 26 characters of Crockford Base32. Great for database primary keys.

Click Generate...

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F.A.Q. — Questions, answered

What is ULID Generator?Click to generate Universally Unique Lexicographically Sortable Identifiers (ULIDs). Unlike UUIDs, ULIDs sort chronologically and are 26 characters of Crockford Base32. Great for database primary keys.
Is ULID Generator free?Yes. ULID Generator runs entirely in your browser. No data is uploaded or stored.
Does ULID Generator work offline?Yes. Once loaded, ULID Generator works fully offline except for the QR code generator which uses a pinned CDN with SRI.

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