Run results for: ID Generation Performance 2023

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:137.0) Gecko/20100101 Firefox/137.0

Browser: Firefox 137

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
✓ uid	7,104,530 Ops/sec
uuidv4	5,304,858 Ops/sec
crypto.randomUUID()	4,086,703 Ops/sec
uuidv1	3,757,194 Ops/sec
nanoid	841,297 Ops/sec
ulid	119,566 Ops/sec
cuid2	51,349 Ops/sec
cuid2_32	32,398 Ops/sec

HTML Preparation code:

<script type="module">
  import { v4 as uuidv4, v1 as uuidv1 } from 'https://jspm.dev/uuid';
  import {ulid} from "https://jspm.dev/ulid";
  import {createId, init} from "https://jspm.dev/@paralleldrive/cuid2";
  import {nanoid} from "https://jspm.dev/nanoid";
  import {uid} from "https://jspm.dev/uid/secure";
  
  window.uuidv4 = uuidv4;
  window.uuidv1 = uuidv1;
  window.ulid = ulid;
  window.cuid2 = createId;
  window.cuid2_32 = init({length: 32});
  window.nanoid = nanoid;
  window.uid = uid;
  
  console.log("uuidv4", uuidv4());
  console.log("uuidv1", uuidv1());
  console.log("ulid", ulid());
  console.log("cuid2", window.cuid2());
  console.log("cuid2_32", window.cuid2_32());
  console.log("nanoid", nanoid());
  console.log("crypto.randomUUID", crypto.randomUUID());
  console.log("uid", uid(32));
    
</script>

Tests:

uuidv4
uuidv4()
uuidv1
uuidv1()
ulid
ulid()
cuid2
cuid2()
cuid2_32
cuid2_32()
nanoid
nanoid()
crypto.randomUUID()
crypto.randomUUID()
uid
uid(32)

Run results for: ID Generation Performance 2023

Compare ID generation libraries

uuidv4

uuidv1

ulid

cuid2

cuid2_32

nanoid

crypto.randomUUID()

uid