PPSSPP

Program: PPSSPP

License: Open-Source, licensed under the GPL 2.0

Description: "A fast PSP emulator. PPSSPP can run your PSP games on your PC in full HD resolution, and play them on Android too. It can even upscale textures that would otherwise be too blurry as they were made for the small screen of the original PSP."

Contacts:

• Email - hrydgard@gmail.com
• IRC - #ppsspp on EFnet
• Company website - http://www.millionthline.com/consulting.html

Features:

• Play in HD resolutions and more
• Play on a tablet for big-screen mobile gaming
• Save and restore game state anywhere, anytime
• Crank up the anisotropic filtering and texture scaling
• Continue where you left off by transferring saves from your real PSP

Note: I think it requires DirectX