CDNJS vs ELI
Same instrument, two spec sheets — measured, not claimed.
CDNJS vs ELI: common questions
Which is more reliable, CDNJS or ELI?
On our scheduled checks, ELI leads on measured uptime — CDNJS at —% versus ELI 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 ELI need an API key?
CDNJS needs no key, while ELI requires a free API key. If you want to start calling without signup, reach for CDNJS first.
Can I call CDNJS and ELI from the browser?
Yes — both CDNJS and ELI 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 ELI free for commercial use?
CDNJS has unclear commercial terms, and ELI 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.