Zotero, Mendeley, Citavi, BibDesk, Qiqqa, JabRef, Paperpile, Bookends, ReadCube Papers, Biohunter, Researcher PRO, wizdom.ai, EasyBib, PaperShip, PDF Stacks, Bibliography.com, FoxTrot Professional Search, Peerlibrary, Reference Manager, BibGuru, PDF Search, Weava, PubChase, KBibTeX, Zenreader, Auratikum, BibMe, Bibtex Editor, DeepDyve, I, Librarian, Bibfilex, Biblioscape, RefWorks, Refeus, UbikReader, ACS ChemWorx, RefMe, FingerPDF, ProCite, Citationsy are some alternatives to EndNote.