Annotate with anyone, anywhere Our mission is to bring a new layer to the web. Use Hypothes.is to discuss, collaborate, organize your research, or take personal notes.
Cost / License
- Free
- Open Source
Platforms
- Online
- Google Chrome
- Mozilla Firefox




Annotate with anyone, anywhere Our mission is to bring a new layer to the web. Use Hypothes.is to discuss, collaborate, organize your research, or take personal notes.




Collect any article you want to read later, image that inspired you or video you want to watch later. Save anything, never lose it and view it without ever leaving GGather. Organize your bookmarks with tags and notes. And GGather tags are special.




PDF Annotator is a powerful program that allows users to make a variety of different kinds of notes on PDF documents. PDF Annotator lets the user open any PDF file and add annotations, using the mouse or a Tablet PC pen, directly on the PDF files pages.



Take clear, structured, and comprehensive notes directly on your course materials or documents (PDF, PowerPoint, etc.). Integrate Amanote into your LMS.




Tags iTunes-compatible MP4 video files, automatically - using information from online databases.

Marker.to is a simple annotation tool.
After you install a browser extension or bookmarklet and run Marker simply by clicking on the icon, you can highlight text on a website with your mouse.

Use MovieChapterizer to create chapter names for favorite sections of your movies. When you're done, open the movie in QuickTime Player and use the chapter popup button to jump instantly to any chapter markers you added.
A lightweight PDF Annotator. You can take notes using a finger or any input (stylus etc) with a variety of Pen and tools.


