Annotate with anyone, anywhere

Our mission is to bring a new layer to the web. Use Hypothesis to discuss, collaborate, organize your research, or take personal notes.

There's also a Chrome extension or you can add it to your website.

There's also a Chrome extension or you can add it to your website.

Highlight

Highlight text in PDFs and web pages.

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Annotate

Make private notes for yourself, or share public annotations with others.

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Reply

Have threaded conversations and get notifications when people reply.

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