If you are looking for the CS6 experience without the subscription, consider these modern, legal alternatives:
Photoshop CS6 was a massive leap forward for photographers and designers. It introduced the "Mercury Graphics Engine," which allowed for near-instant results when using liquify, transform, and lighting effects. It also debuted the now-standard dark user interface, helping users focus more on their canvas and less on the toolbars. If you are looking for the CS6 experience
A free, web-based editor that mirrors the CS6 interface almost exactly and opens .PSD files perfectly. consider these modern
The classic open-source alternative for those who want total control over their software. If you are looking for the CS6 experience