List of compatible ps1 games the transfer to the vita using your ps3
This list shows the PSOne Classics library that can be purchased on the PS3 or Vita's PSN store. Some titles you need to use the ps3 and transfer them to the Vita. It only has been tested with North America games so far.
Games that work, on the PS3 or Vita's PSN store
Alundra
Arc Arena: Monster Tournament
Arc the Lad
Arc the Lad II
Arc the Lad III
Arcade Hits: Shienryu (Japanese Import)
Arcade Hits: Sonic Wings Special (Japanese Import)
Backstreet Billards
Bowling
Breath of Fire IV
Castlevania Chronicles
Castlevania: Symphony of The Night
Centipede
Championship Bass
Cho Aniki (Japanese Import)
Chrono Trigger
Chrono Cross
Command & Conquer: Red Alert
Command & Conquer: Red Alert Retaliation
Cool Boarders
Cool Boarders 2
Cool Boarders 3
Cyberbots: Fullmetal Madness (Japanese Import)
Crash Team Racing
Darkstalkers
Darkstalkers 3
Dead in the Water
DESTREGA
Destruction Derby
Dezaemon Plus! (Japanese Import)
Dino Crisis
Dino Crisis 2
Dirt Jockey
Disney's Hercules
Disney's Lilo & Stitch
Disney's Peter Pan: Return to Neverland
Disney's The Emperor's New Groove
Disney's The Little Mermaid II
Disney-Pixar A Bug's Life
Disney-Pixar Monsters, Inc. Scream Team
Disney-Pixar Toy Story Racer
Disney-Pixar Toy Story 2
Evergreen Avenue
Extreme Pinball
Favorite Dear ~Enkan no Monogatari~
Favorite Dear ~Jyunpaku no Yogensha~
Fighting Force
Final Fantasy Origins
Final Fantasy V
Final Fantasy VI
Final Fantasy VII
Final Fantasy VIII
Final Fantasy IX
Final Fantasy Tactics
First Queen IV
Front Mission 3
GaiaSeed (Japanese Import)
Gex
Gex:2
Gex 3: Deep Cover Gecko
Grandia
Harvest Moon: Back to Nature
Hi-Octane: The Track Fights back
Hogs of War
Hot Shots Golf 2
International Track & Field
Jet Moto
Jet Moto 2
Jigsaw Madness
Jumping Flash!
Jumping Flash! 2
Klonoa: Door to Phantomile
Legend of Dragoon
Legacy of Kain: Soul Reaver
Legend of Mana
Magic Carpet
Mahjong Uranai Fortuna-Tsuki no Megami Tachi
Mahjong Youchien Tamago-gumi
Mass Destruction
Medal of Honor
Medal of Honor Underground
MediEvil
Mega Man (Japanese Import)
Mega Man 2 (Japanese Import)
Mega Man 3 (Japanese Import)
Mega Man 4 (Japanese Import)
Mega Man X4
Mega Man X5
Metal Gear Solid
Metal Gear Solid: VR Missions
Metal Slug X
Missile Command
Mobile Light Force
Money Idol Exchanger (Japanese Import)
Monster Bass
MotorHead High Velocity Entertainment
Motto Trump Shiyouyo!
King of Fighters '99, The
Nuclear Strike
Oddworld: Abe's Exoddus
Oddworld: Abe's Oddysee
Pandemonium!
Parasite Eve
Parasite Eve II
Populous: The Beginning
Rally Cross
Rapid Angel (Japanese Import)
Rayman
Rayman 2: The Great Escape
Resident Evil: Director's Cut
Resident Evil 2
Resident Evil 3: Nemesis
Ridge Racer 4
Romance of the Three Kingdoms IV
Saiyuki: Journey West
SimCity 2000
Soviet Strike
Street Fighter Alpha
Street Fighter Alpha 2
Street Fighter Alpha 3
Suikoden
Syphon Filter
Syphon Filter 2
Syphon Filter 3
Silent Hill
Tekken
Tekken 2
Ten Pin Alley
The King of Fighters '99
Theme Hospital
Threads of Fate
Tom Clancy's Rainbow Six
Tomba!
Tomb Raider
Tomb Raider II
Tomb Raider III
Tomb Raider: The Last Revelation
Toy Story
Twisted Metal 2
Um Jammer Lammy
Vagrant Story
Vanguard Bandits
Warhawk
Wild Arms
Wild Arms 2
Wing Commander IV
WipEout
Xenogears
2 Xtreme
These games are not compatible via direct download nor transfer.
Alone in the Dark: The New Nightmare (does not even work via Remote Play)
Blood Omen: Legacy of Kain
Bloody Roar
Bloody Roar 2
Command & Conquer
Crash Bandicoot
Crash Bandicoot 2
Crash Bandicoot 3: Warped
Legend of Mana
Myst
Pocket Fighter
R-Type Delta
R-Types
Silent Hill
Spyro the Dragon
Spyro 2: Ripto's Rage!
Spyro: Year of the Dragon
Star Wars: Dark Forces
Current list of games that may or may not transfer to vita
The following PSOne Classics available on PS3 in North America still have yet to be confirmed whether or not they'll transfer to the PS Vita.
- x
Backstreet Billiards
Blockids (Japanese Import)
Bomberman: Fantasy Race
Bomberman: Party Edition
Bowling
Centipede
Dead in the Water
Delta Force: Urban Warfare
Destrega
Dezaemon Kids! (Japanese Import)
Dirt Jockey
Disney's The Emperor's New Groove
Disney's Hercules
Disney's The Little Mermaid II
Disney's Peter Pan: Return to Never Land
Ford Racing
Future Cop L.A.P.D.
Galaxy Fight (Japanese Import)
Jigsaw Madness
The King of Fighters '99
Mass Destruction
Missile Command
Mobile Light Force
Monstor Bass!
Motor Toon Grand Prix
N20 Nitrous Oxide
One
Perfect Weapon
Pong
Reel Fishing
Reel Fishing II
Reloaded
Sim Theme Park
Sno-Cross Championship
Sorcerer's Maze
Spec Ops: Airborne
Spec Ops: Covert Assault
Spec Ops: Ranger Elite
Spec Ops: Stealth Patrol
Tall Unlimited (Japanese Import)
TNN Motorsports Hardcore 4x4
Virtual Pool 3
XS Airboat Racing
XS Junior League Dodgeball
XS Junior League Football
XS Junior League Soccer - x
Source: PlayStation Community Forums and IGN article