Unfortunately I had to upgrade at some point because apple likes to make newer versions of xcode stop working on older versions on os x... As a point of contra

Unfortunately I had to upgrade at some point because apple likes to make newer versions of xcode stop working on older versions on os x... As a point of contrast, I run visual studio 2015 on windows 7 (a contemporary of snow leopard), and in fact I'm pretty sure it would run just fine on (14 years old!) windows xp too.