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CORE vs Open Knowledge Maps: catalog facts
CORE	Open Knowledge Maps
Free Searching is free; CORE is a not-for-profit service with additional offerings for…	Free Free to use; run by a non-profit funded by supporting members.
Web	Web
Very large collection of open access papers Full text as well as metadata	Visual overview of a research topic Very large index of open research outputs
Limited to open access content Search only; no AI summaries described in the research	AI mapping is still in beta Maps are built from metadata, not full text
Web application	Web application
Closed source	Closed source
License not stated	License not stated
No account needed	No account needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 26, 2026	Official website Full listing and sources Checked September 26, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.