A hackergroup by the name of EXEtrimALL have released an assortment of PSN games and DLC.
We won't release any links, this is for informational purposes only.

Included are the following:

• Castlevania: Lords of Shadow – Resurrection DLC
  
• Castlevania: Lords of Shadow – Revive DLC
• Disgaea 3 DLC
• Sword and Soldiers
• Moon Diver
• Metal Slug X
• Dungeon Hunter: Alliance
• Angry Birds
• Shank
• Gatling Gears
• DeathSpank
• Deathspank Thongs of Virtue
• Auditorium HD
• Pixeljunk Shooter 2
• Resident Evil Director’s Cut
• Resident Evil 2: DualShock Version
• Resident Evil 3: Nemesis
• Resident Evil 4
• Final Fantasy VII,VIII,IX
• Metal Gear™ Solid
• Parasite Eve
• Parasite Eve II
• Crash Bandicoot
• Crash Bandicoot® 2: Cortex Strikes Back
• Crash Bandicoot: WARPED
• CTR: Crash Team Racing
• Syphon Filter 1,2,3
• Dino Crisis 1,2
• Metal Slug series