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EndNote vs Paperlib: catalog facts
EndNote	Paperlib
Paid Paid licence, with a free trial available.	Free Free and open source, supported by donations.
Windows, macOS, Web	Windows, macOS, Linux
Formats citations and bibliographies automatically Widely used in academic institutions	Accurate metadata scraping, including conference papers Tags, flags, folders and Markdown notes
Paid software with no free tier AI features depend on an online service	No mobile app Smaller ecosystem than Zotero
Downloadable app, Web application	Downloadable app
Closed source	Open source
License not stated	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
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.