The Internet Archive is building a digital library of Internet sites and other cultural artifacts in digital form. Like a paper library, it provides free access to researchers, historians, scholars, the print disabled, and the general public.




PaperLens is described as 'Tired of search engines burying you in unreliable articles instead of real research?' and is an website in the education & reference category. There are six alternatives to PaperLens, not only websites but also apps for a variety of platforms, including SaaS, Mac, Windows and Linux apps. The best PaperLens alternative is Internet Archive, which is free. Other great sites and apps similar to PaperLens are arXiv, Science hub Mutual Aid Community, Zenodo and OAPEN.
The Internet Archive is building a digital library of Internet sites and other cultural artifacts in digital form. Like a paper library, it provides free access to researchers, historians, scholars, the print disabled, and the general public.




arXiv® is a free distribution service and an open archive for scholarly articles in the fields of physics, mathematics, computer science, quantitative biology, quantitative finance, statistics, electrical engineering and systems science, and economics.



When article resources cannot be found on the sci-hub, you can post to this community for help. This community is completely free and easy to operate.

Built and developed by researchers, to ensure that everyone can join in Open Science. Catch-all repository for EC funded research. CERN, an OpenAIRE partner and pioneer in open source, open access and open data
OAPEN promotes and supports the transition to open access for academic books by providing open infrastructure services to stakeholders in scholarly communication. We work with publishers to build a quality-controlled collection of open access books and provide services for...

Marketplace for peer reviews by paid learners qualified via quiz; open source Word templates with business-logic automation.



