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Open VSX Registry API vs OpenCaged Geocoder (Open Source option)

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

APIOpen VSX Registry APINEW—OpenCaged Geocoder (Open Source option)REACHABLE—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — API key required
Rate limit10800 req/window · 10799 remainingUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Open VSX Registry API vs OpenCaged Geocoder (Open Source option): common questions

Which is more reliable, Open VSX Registry API or OpenCaged Geocoder (Open Source option)?

On our scheduled checks, OpenCaged Geocoder (Open Source option) leads on measured uptime — Open VSX Registry API at —% versus OpenCaged Geocoder (Open Source option) 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 Open VSX Registry API and OpenCaged Geocoder (Open Source option) need an API key?

Open VSX Registry API needs no key, while OpenCaged Geocoder (Open Source option) requires a free API key. If you want to start calling without signup, reach for Open VSX Registry API first.

Can I call Open VSX Registry API and OpenCaged Geocoder (Open Source option) from the browser?

Yes — both Open VSX Registry API and OpenCaged Geocoder (Open Source option) 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 Open VSX Registry API and OpenCaged Geocoder (Open Source option) free for commercial use?

Open VSX Registry API has unclear commercial terms, and OpenCaged Geocoder (Open Source option) 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.