What is Annotary?
Annotary is an open-source web and document annotation software that makes it easy for users to add text annotations, comments, notes, and highlights to web pages, PDF documents, images, and other file types. Some key features of Annotary include:
- Works on any operating system or device with a modern web browser
- Add text annotations and comments with rich-text formatting options like bold, italics, highlights, strikethrough, etc.
- Public, private, and group-based annotations and access controls
- Real-time collaboration features allow multiple users to annotate the same document simultaneously
- Hierarchical, threaded commenting shows comment/reply structures
- Support importing many file formats including PDF, JPG, PNG, TIFF, Microsoft Office files, and more
- Customizable interface with options to change color schemes, layouts, etc.
- On-premise or cloud hosting options available
- Browser add-ons make annotating web pages seamless
- Annotary is free and open-source, licensed under GPL v3
Overall, Annotary is an excellent free alternative to paid tools like Adobe Acrobat for adding comments and annotations with team collaboration features built-in. Its wide range of support file formats, customization options, and compatibility with any modern web browser make it easy to use on any device.
Pocket, CherryTree, Milanote, Instapaper, Diigo, Pinboard, OneNote Online, Kipwise, Tagpacker, Email This, PasteDeck are some alternatives to Annotary.