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Open Scholarships vs Open Library

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

APIOpen ScholarshipsNEW—Open LibraryHEALTHY—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useyesunclear
Data licenseCC BY 4.0Mixed — mostly open
Free tierFree — no key (CC BY 4.0; attribution required)Unlimited within courtesy limits
Rate limitUnpublishedSoft — identified UA appreciated
In directory since2026-07-052026-05-02
operationalpartialdownno data

Open Scholarships vs Open Library: common questions

Which is more reliable, Open Scholarships or Open Library?

On our scheduled checks, Open Library leads on measured uptime — Open Scholarships at —% versus Open Library 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 Scholarships and Open Library need an API key?

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

Can I call Open Scholarships and Open Library from the browser?

Yes — both Open Scholarships and Open Library 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 Scholarships and Open Library free for commercial use?

Open Scholarships allows commercial use on its free tier, and Open Library 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.