Webnotes, a service that lets you highlight and add floating sticky notes on top of live Web pages, now has a pro version. For $9.99 a month, users get the option to mark up not just normal Web pages, ...

Genius has added a one-button tool allowing users to report any harassment or abusive comments after some users complained about its new website annotation tool. By Gil Kaufman Responding to criticism ...

Hypothesis, maker of an open annotation tool that allows users to make public or private annotations on any web page, PDF or document, has incorporated as a public benefit corporation — a move that ...

Google on Wednesday launched Sidewiki, a Web annotation tool that serves as a comment forum for Web pages. Sidewiki ranks entries according to their relevance, as determined by Google's own algorithm.

Hypothesis is a free, open access platform that stands out from many other annotation tools with broader functionality. In particular, it offers students the opportunity to work collectively to share ...