Diigo Alternatives for Firefox

Pocket is a cloud based article snippet and bookmarking platform.

Raindrop.io syncs bookmarks into the cloud and makes them beautiful as well as easy to search.

Flamory saves a copy of every web page or file that you see on your screen.

ScrapBook is an extension for the Mozilla Firefox web browser which adds enhanced scrapbooking, page saving, bookmarking, and notetaking functionality.

SemanticScuttle is a social bookmarking tool experimenting with features like structured tags and collaborative tag descriptions.

Pearltrees is a visual and collaborative curation tool.

elCurator let you bookmark, read and collaborate with ease.

Linkman is a bookmark organizer that provides uniform access to bookmarks and favorites across browsers and even multiple computers.