You may want to check out http://www.greatreality.com/3p/strategy/leave.htm , a place that overlaps with the intent of Open Source Party.
The below remarks are from the above page:
------------------------------------- Start of remarks ------------------------------
The Think Tank Is Not a New Party.
It is an incubator where the concepts and
principles of independent politics, new parties, minority political
power, and sound governance can be shaped.
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It may evolve into a party, but for the time being it is not and may never become one.
- Paul