Wakelet
From the site: "At Wakelet, we're working to change the way people find, organize and share information. In a world of algorithmically-driven content, Wakelet puts people first, helping them organize and find the most relevant, authoritative and compelling content from across the web." A free extension, Wakelet gives people the opportunity to collect and organize various bookmarks around the web in one interactive place.
View @ wakelet.com
Or scroll down for additional info