You can get PlayStation Classics like Final Fantasy VII and Tomb Raider on your Vita starting August 28, Sony said today at Gamescom.
The service was first announced this year at E3
https://lastchance.cc/final-fantasy-vii-tomb-raider-other-ps1-games-coming-5915715%3C/a%3E%3C/p%3E
Here’s the list of games Sony has announced for initial support:
Tomb Raider
Final Fantasy VII
Wild Arms
Twisted Metal 2
Cool Boarders 2
Arc the Lad
Resident Evil Director’s Cut
Crash Bandicoot
JetMoto
I’ve reached out to Sony to ask if other PS1 games will also be supported on launch. Will update should they respond.