Description: FingerPDF is an open-source PDF viewer and annotation tool. It allows users to view, annotate, and collaborate on PDF documents. Key features include commenting, highlighting, drawing, sticky notes, and collaboration in real-time.
Type: software
Pricing: Open Source
Description: Mendeley is a free reference manager and academic social network that can help you organize your research, collaborate with others online, and discover the latest research. It provides tools to manage references and citations, read and annotate PDFs, and create online groups and networks to share research papers and collaborate.
Type: software
Pricing: Freemium