The best free alternative to Zotero is Mendeley. If that doesn't suit you, our users have ranked more than 50 alternatives to Zotero and many of them is free so hopefully you can find a suitable replacement. Other interesting free alternatives to Zotero are Qiqqa (Free, Open Source), Polar (Freemium), JabRef (Free, Open Source) and TheBrain (Freemium).
Powered by the same technology behind Zotero, ZoteroBib lets you seamlessly add items from across the web — using Zotero’s unmatched metadata extraction abilities — and generate bibliographies in more than 9,000 citation styles.
wizdom.ai (formerly colwiz) is a free and comprehensive research management software for researchers, academics and students. With the wizdom.ai android app, you can search, add and manage publications in your wizdom.ai library on the go. Sync instantly across wizdom.
Read More, Search Less. Stay up to date with biomedical research relevant to you! Get personalized recommendations Build your cloud library and PubChase will recommend recently published articles based on the authors and journals that YOU read.
BibDesk is a bibliographic reference manager for Mac OS X. BibDesk is designed to help organize and use bibliographic databases in BibTeX .bib format. BibDesk integrates well with TeX for creating citations and bibliographies.
Scientilla is a new approach to give the scientific community an open, free, accurate, tidy and up-to-date production reporting solution. Scientilla is peer-to-peer (P2P) software which combines the concepts of Social Collaboration, Open Source and Open Data.
Zenreader is a desktop app to take notes, organise your knowledge and produce great work in no time. It is a powerful productivity tool that includes tagging, reference management and keeping track of your progress.
DeepDyve provides simple and affordable access to millions of articles across thousands of peer-reviewed journals. Content from the world's leading publishers including Reed Elsevier, Springer, Wiley-Blackwell, and more.