This is a list of 7 successful candidates proposals from soc2006:
Name: [Project title]
link-to-proposal
I will add the rest of the proposals as and when i find them but hopefully these lot should be helpful enough in seeing what kinda of proposals where accepted and the styling etc.
Konstantin Käfer: [Drupal administration usability improvements]
http://dump.kkaefer.com/drupal/application.pdf
Daniel Gutekunst: [LaTeX module for Drupal]
http://2006.planet-soc.com/node/122
A.Shakur Shidane: [Views Scheduler ]
http://2006.planet-soc.com/node/270
Scott Reynolds: [Content Recommendation Engine]
http://2006.planet-soc.com/node/248
Robert H Wohleb: [Drupal Gradebook]
http://2006.planet-soc.com/node/165
Avi Mehta: [AJAX Form Creator]
http://2006.planet-soc.com/node/222
Novak Aron Andras: [Social Networking Analysis (SNA) Tool]
http://aron.novaak.net/summer-of-code.html