source forge blocks countries such as iran out of their own sense of right and wrong. not due to the US laws.
Read first, talk later...
Prohibited Persons
You represent you are not a person on a list barring you from receiving services under U.S. laws or other applicable jurisdiction, including without limitations, the Denied Persons List and the Entity List, and other lists issued by the U.S. Department of Commerce, Bureau of Industry and Security, detailed at
http://www.bis.doc.gov/complianceandenforcement/ListsToCheck.htm (or successor sites thereto). Users residing in countries on the United States Office of Foreign Assets Control sanction list, including Cuba, Iran, North Korea, Sudan and Syria, may not post Content to, or access Content available through, SourceForge.net.
I would agree with you if you said they do it because they fear what might happen to them as US based company/service, but punishing the people that live under oppressive regimes doesn't seem very open to me.
So maybe we should boycot Sourceforge out of our own sense of right and wrong...
Now I'll never download any other software from there. Imagine they start giving US government access to the source code repositories so they can put backdoors in softwares, for instance bitcoin, would that be a good thing?
I think this deserves a thread of its own, but I'm not eloquent enough to start it myself probably
