mdpi is a publisher of peer-reviewed, open access journals since its establishment in 1996.

access 160+ million publications and connect with 25+ million researchers. join for free and gain visibility by uploading your research.

semantic scholar uses groundbreaking ai and engineering to understand the semantics of scientific literature to help scholars discover relevant research.

browse our vast collection of ebooks in specialist subjects led by a global network of editors.

search and explore the millions of quality, peer-reviewed journal articles published under the taylor & francis and routledge imprints.

science/aaas peer-reviewed journals deliver impactful research, daily news, expert commentary, and career resources.

proceedings of the national academy of sciences (pnas), a peer reviewed journal of the national academy of sciences (nas) - an authoritative source of high-impact, original research that broadly spans the biological, physical, and social sciences.

open access publisher of peer-reviewed scientific articles across the entire spectrum of academia. research network for academics to stay up-to-date with the latest scientific publications, events, blogs and news.

cambridge partnership for education aims to improve education systems across the globe through partnerships with various governments. read more here.

sci-hub website. get free access to academic journals. download research papers for free from sciencedirect, ieee, wiley, springer, nature and others