Diigo - Diigo is a powerful research tool and a knowledge-sharing community
Pocket - When you find something you want to view later, put it in Pocket.
Shaarli - Shaarli is a minimalist link sharing software you can install on your own website
ArchiveBox - The open-source, self-hosted internet archiving solution
SemanticScuttle - SemanticScuttle is a self-hosted and web-based social bookmarking tool experimenting with new...
Advanced Bookmark Search - A fast offline search engine for bookmarks that supports searching operators