Flock is an open source browser and would be more useful to bloggers and people involved in social networks or people who are web 2.0 savvy. Flock is based upon open source code from Mozilla’s Firefox browser.
Flock is equipped with lots of social networking tools such as integrated blogging, flicker and Youtube support, bookmark syncing with del.icio.us, inbuilt feed reader, can add social accounts like facebook, twitter etc