Barcode Studia released a huge mod called GTA: Sindacco Chronicles for GTA Liberty City Stories. It's set in Liberty City in 1998. A new mafia war is on the rise in Liberty City and the Sindacco family plans to take control of the city.
Features:
100 new missions;
60 story missions;
18 additional missions;
Multiple playable protagonists
4 buyable assets that can give you missions;
6 buyable safehouses;
15 business estates;
5 vendetta contracts
20 snapshots
64 hidden packages
15 rampages
15 unique stunt jumps
4 hours of new authentic radio set
AI Voiceover (optional feature)
Easter eggs (Such as 4 myth characters to find).
The mod is available on PSP. You'll need the handheld console or the PPSSPP emulator to play. Versions for other platforms will be released soon.