Encoding, Hash & ID Tools

ULID Generator

Use ULID Generator free in your browser. No account required; your input is processed locally in your browser.

Runs locallyYour inputs stay in your browser.
Workspace
HOW IT IS GENERATED

Generate a sortable ULID

The current time is encoded into the first part and browser randomness fills the remaining characters.

Time + randomnessULIDRuns locally
01Time + randomness
02Encode ULID
03ULID

Later ULIDs usually sort after earlier ones lexicographically.

GOOD TO KNOW

ULIDs include a timestamp component

That time prefix is what gives ULIDs their useful approximate sort order.

PRIVATE BY DESIGN

Your content stays in the browser

Processing runs locally in the page without requiring the content to be sent to UtilityLake.

02

In short

What exactly does it do?

The current time is encoded into the first part and browser randomness fills the remaining characters.

Example?

Later ULIDs usually sort after earlier ones lexicographically.