ResearchGate is the professional network for scientists and researchers.

arXiv is a repository of electronic preprints approved for posting after moderation, but not full peer review

Improve the speed and quality of the peer review process.

Online collaborative writing, citing, hosting of data and publishing.

Discovering, citing, and create research resources based on RRIDs

A collaborative annotating reading platform for academic publications.

bioRxiv is an open access preprint repository for the biological sciences

RefWorks can collect, manage and organize research papers and documents.

A web-based database of small molecules, with associated data and links.

Annotate and collaborate on documents and images.