The open source Higgins Identity Framework is dedicated to giving individuals more control over their personal identity, profile and social network data.
I have worked on the following components:
- XDI4j general purpose XDI library

- SAML2 IdP
- Personal Data Store
- iPhone I-Card Selector
- IdAS Registry
- UDI Syntax and Resolution
- RDF Context Provider
Here’s a list of useful XDI applications: