CDNJS vs DiceBear

Same instrument, two spec sheets — measured, not claimed.

Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms
P95 · ms
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree and open, no keyFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

CDNJS vs DiceBear: common questions

Which is more reliable, CDNJS or DiceBear?

On our scheduled checks, DiceBear leads on measured uptime — CDNJS at —% versus DiceBear at —% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Do CDNJS and DiceBear need an API key?

Neither needs a paid key — CDNJS is callable with no signup, and DiceBear is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call CDNJS and DiceBear from the browser?

Yes — both CDNJS and DiceBear send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.

Are CDNJS and DiceBear free for commercial use?

CDNJS has unclear commercial terms, and DiceBear has unclear commercial terms. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.