QDOS now offers a user friendly way to search millions of FOAF (Friend Of A Friend) files. Click here to discover truly open social networks.

QDOS has made it easy for users to create a FOAF profile. Click here to build, or edit an existing FOAF file.

QDOS offers a service for validating FOAF files. The service checks submitted FOAF files against common errors found in FOAF documents. Click here to find out more.

Given the distributed, decentralised nature of FOAF documents, QDOS now offers a reverse search facility, that allows people to find out who claims to know them.

QDOS can help you to use of FOAF (Friend of a Friend) information to act as a whitelist for blog, email, and other online activity. Click here to find out more about Social Verification.

Tracking how your QDOS compares to other people has never been easier. Click here to set up a compare list that you'll be able to access each time you log in.

QDOS Tracker allows you to chart groups of people's QDOS scores over time.

Did you know you can now add QDOS to your Facebook profile? Click here to add, share and compare your QDOS with your Facebook friends.