Generate UUID v4, ULID, and Nano ID batches locally for tests, fixtures, databases, and APIs.
Create stable batches for fixtures, tests, and IDs.
a4dadfd4-77ff-4003-a83c-a60051951b04 3d04ed21-ff93-4b6c-a9c2-97ad1bd421a3 c6c610e0-ac2a-4a7f-a462-66e184f2511e 8fd284a8-a3e1-41e1-a16c-f4d7e3bb8750 7b90340e-79ef-4af6-8407-64e0c7fa1d97 6a2ffe99-c3c8-40c2-92c9-2e4216081073 0b00211b-b7da-4fe0-91d4-727e94dc28ab 9cefa4bc-1f17-4702-8d39-65be273be1df 2a854e33-93fb-4473-bc05-af375675b34b ce1f44f6-5aff-43b6-9df2-4b1b7a19fda8 9825d4b6-3d3e-40e9-bdfd-bfe421089b88 39a47f36-76f5-4a63-98d8-275b73a12354
Uses crypto.randomUUID for browser-native random UUID generation.
Creates time-sortable identifiers with Crockford Base32 encoding.
Generates compact URL-friendly IDs using the nanoid package already used by the app.
Generate up to 500 IDs at once for seed files or test data.
Move generated lists into source files, tickets, or fixtures quickly.
Identifiers are generated in the browser with no account or backend call.
Use UUID v4 for broad compatibility, ULID when sortable IDs are useful, and Nano ID when compact URL-friendly identifiers are preferred.
No. The generated values stay in the current browser page until you copy, download, or regenerate them.
The UI allows up to 500 IDs per batch to keep the page responsive and the output manageable.