npm Registry vs OOPSpam

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

Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms243217
P95 · ms1246360
Authnonenone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree (public registry)Free — limits not published
Rate limitUnpublished (bulk scraping discouraged)1000 req/window · 999 remaining
In directory since2026-07-052026-07-05
operationalpartialdownno data

npm Registry vs OOPSpam: common questions

Which is more reliable, npm Registry or OOPSpam?

Both are neck-and-neck — npm Registry and OOPSpam each measure 100% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Which is faster, npm Registry or OOPSpam?

OOPSpam has the lower median latency in our checks — npm Registry responds in 243 ms versus OOPSpam at 217 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do npm Registry and OOPSpam need an API key?

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

Can I call npm Registry and OOPSpam from the browser?

Only npm Registry is browser-friendly — it returns CORS headers over HTTPS. OOPSpam needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are npm Registry and OOPSpam free for commercial use?

npm Registry has unclear commercial terms, and OOPSpam 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.