There are 5 repositories under social-bookmarking topic.
Social bookmarking with email integration :star:
Parser for del.icio.us export files
React Native version of Maximemo, community reminder
internet scrapbook / link-blogging platform / social website without javascript
A CLI-based tool in Ruby to manage your social bookmarkings in Delicious
Hacker News clone theme for WordPress (optimized for W3 Directory Builder)
Website to share your text.