Simplify the following text for a Grade 8 native English-speaking person.
Original: In June 2008 , EDuke32 became the only Duke Nukem 3D port to compile and run natively on 64-bit Linux systems without the use of a 32-bit compatibility environment thanks to significant porting contributions from the DOSBox team .
Simplified: In June 2008 , EDuke32 became the first Duke Nukem 3D project to be played as 64-bit software thanks to the DOSBox team .