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ResearchRabbit vs Open Knowledge Maps: catalog facts
ResearchRabbit	Open Knowledge Maps
Free Free to sign up and use.	Free Free to use; run by a non-profit funded by supporting members.
Web	Web
Finds related papers from a single seed paper Visual citation maps of how papers and authors connect	Visual overview of a research topic Very large index of open research outputs
Requires an account Web only, with no offline use	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
Account needed	No account needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 26, 2026

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