Description: Google Scholar is a free online academic database that indexes scholarly literature across disciplines and sources. It allows users to search for peer-reviewed papers, theses, books, abstracts, and court opinions.
Type: software
Description: SciSpace is a free, open-source desktop application for researchers to organize references, PDFs, notes, and annotations. It allows quick searching, tagging, combining papers from multiple PDF organizers, and integration with reference managers.
Type: software
Pricing: Open Source