Alfred Workflow to extract annotations from PDF files.

An annotation extension based on the PDF.js viewer. Supporting the editing of existing PDF file annotations, posting comments, replying, submitting annotation data, and loading for further editing.

beCPG Artworks Addon

PDF++: The most Obsidian-native PDF annotation, viewing & editing tool ever. Comes with optional Vim keybindings.

Azure Document Intelligence Result Processor: A toolset for annotating PDFs based on Azure Document Intelligence analysis results, featuring a React web application and a standalone Python script for processing and visualizing extracted data with confidence indicators.

Modular multi-screen pdf presentation viewer

C# and VB.NET samples for Docotic.Pdf library

Theses-Checker is a tool for students and teachers alike to check theses for frequent typographical errors. (This program is a part of a bachelor's thesis.)

Simple "digitial paper" for note taking and PDF annotation. Heavily inspired by Xournal.

Annotation layer for pdf.js

Knowtate is a sophisticated platform designed to elevate your academic research experience. Seamlessly blend reading, note-taking with markdown, and knowledge management into one intuitive interface, allowing you to effortlessly track your insights and ideas as you delve into scholarly literature.

An easy-to-use Python library for annotating, manipulating and processing PDF files

Display PDFs with a pointer, make quick annotations (that automatically disappear), and zoom them

A React component for annotating PDF, powered by PDF.js and RecogitoJS

Full-featured PDF viewer with enhancements especially for academic papers

A software for extracting pdf annotations.

Search comments and highlights annotations in PDF documents.

Flare is a LaTeX package and an extension to \includegraphics copying PDF annotations.

A JavaScript library for annotation