Pinboard: social bookmarking for introverts

Social Bookmarking for Introverts Pinboard is a fast, no-nonsense bookmarking site for people who value privacy and speed. There are no ads and no third-party tracking. You pay a few bucks a year, and that's it. Pinboard lets you bookmark from any browser, connect up to three Twitter accounts (and favorites), and sync with popular services like Instapaper or Pocket.