Online annotation tool that allows users to collaboratively annotate web pages and PDF documents. It enables users to highlight text, add comments, and engage in discussions directly within the context of the content they are reading. Users can create public or private groups (control over the privacy settings) within Hypothesis to collaborate with specific communities, such as classes, research teams, or interest groups. Provides analytics and insights to track user engagement and interaction with annotations.
Alternative: Perusall, iAnnotate, Kami.