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: Zotero is a free, open-source reference management software that helps you collect, organize, cite, and share research sources. It works as a standalone program or browser extension that seamlessly integrates with Word, LibreOffice, and Google Docs.
Type: software
Pricing: Free