Leave notes anywhere on the web

Select text on any page and add a note. Other users visiting the same page can see your annotations.

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Select any text on a page and add a note instantly. Use the Chrome extension to annotate any webpage—no page reload needed.

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Notes can be public, unlisted, or private. Share with everyone, limit to link-only access, or keep them just for you.

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Filter by domain, URL, or type. Watch new annotations appear in real time as the web gets annotated.