After the commercial release of the iPhone SIM Free software unlock, hackers all over the world were attempting to reverse engineer the software unlock to come up with their own free alternative. However, the iPhone Dev Team - the same guys that created the tools that made the iPhone SIM Free unlock possible - continued to work independently on their own unlock with the objective of publishing it as the first true free software unlock for the iPhone.
Well, the wait is finally over. The free software iPhone unlock has reportedly been achieved and tested by the iPhone Dev Team hackers. Everyone can now unlock their iPhones for free. A Full tutorial will be available soon, but if you can't wait another minute, head over to Gizmodo to get the iPhone Dev Team free iPhone unlock tool. (As of this writing, the server appears to be down possibly due to the high traffic load, but there are some mirrors in the comments section.)