Learning Resource Center (LRC)

A widely-used open access repository for research preprints in fields such as physics, mathematics, computer science, statistics, quantitative biology, and engineering. It allows researchers to share findings quickly before peer review and is an excellent resource for exploring cutting-edge scientific studies. 

An open access publisher that makes high-quality research in biology, medicine, public health, and other scientific fields freely available. PLOS journals are peer-reviewed and offer accessible content aimed at advancing science through transparency and collaboration. 

ScienceDirect Open Access is a specialized section of the broader ScienceDirect platform, maintained by Elsevier, one of the world's leading academic publishers. It offers free, unrestricted access to a wide array of peer-reviewed scientific and technical research articles. All open access articles are published under licenses that allow users to read, download, copy, distribute, print, or link to the full texts—making them ideal for students, researchers, and educators.