ScienceDirect is a website that provides access to a large bibliographic database  of scientific and medical publications of the Dutch publisher Elsevier. It hosts over 18 million pieces of content from more than 5,000 academic journals and 35,500 e-books of this publisher. The access to the full-text requires subscription, while the bibliographic metadata is free to read. ScienceDirect is operated by Elsevier.
Access link: https://www.sciencedirect.com

SpringerLink is the integrated platform for books, journals, and other materials published by Springer, a major publisher of scientific books and journals. The SpringerLink platform includes more than 60,000 ebooks, more than 50,000 protocols, and the full archive of more than 3,000 journals.
Open access https://link.springer.com

Scopus indexes content from 7,000+ publishers and includes 91+ million records, 94,000+ affiliation profiles and 17+ million authors. Our state-of-the-art search tools and filters help uncover relevant information, monitor research trends, track newly published research and identify subject experts.
Open access https://www.scopus.com

Elgar Online is an online platform by Edward Elgar Publishing, offering scholarly content such as monographs and books across various fields. Notably, it hosts an open-access title called “The Fate of Social Modernity,” which explores welfare arrangements in Western Europe under a CC BY-NC-ND 4.0 License.
Access link: https://www.elgaronline.com/browse?access=user&level=parent

Journals by The Company of Biologists include five specialist journals: Development, Journal of Cell Science (JCS), Journal of Experimental Biology (JEB), Disease Models & Mechanisms (DMM), and Biology Open (BiO). These journals cover developmental biology, cell science, comparative physiology, disease mechanisms, and broader biological research. The Company of Biologists is a not-for-profit organization committed to quality research.
Access link: https://journals.biologists.com/

ACM Publications includes over 50 scholarly peer-reviewed journals, covering various computing and information technology disciplines. ACM’s flagship magazine, Communications of the ACM (CACM), has a high impact factor. ACM is transitioning to fully open-access publication, with its International Conference Proceedings Series (ICPS) adopting an OA model from January 2024.
Access link: https://www.acm.org/publications

Mathematical Sciences Publishers (MSP) offers selective journals and open-access conference proceedings. Titles like Algebraic Statistics, Probability and Mathematical Physics, and Involve are part of their collection. MSP provides services for publishing and disseminating original mathematical research.
Access link: https://msp.org
MSP journals: https://msp.org/publications
MSP and Subscribe to Open: https://msp.org/publications/s2o

The "Review of Uzbekistan" journals offer a comprehensive collection of scholarly articles and research publications focusing on various aspects of Uzbekistan's economy, politics, culture, and social issues. With over 1,500 articles published annually, this resource is essential for researchers and students interested in Central Asian studies and Uzbekistan's development. Access the latest research and analyses on the Review of Uzbekistan platform.
Access link: https://review.uz/journals

Springer Nature is a prominent global publisher, created in 2015 from the merger of Nature Publishing Group, Macmillan Education, and Springer Science+Business Media. It publishes over 3,000 journals and 13,000 books annually, making it a key player in academic publishing. The company supports open access, with over 600 fully open access journals and numerous hybrid options.