Plenty of flash games got archived in time as .swf files! And many can still be played with either Ruffle or the last build of the standalone Flash Player Proje

Plenty of flash games got archived in time as .swf files! And many can still be played with either Ruffle or the last build of the standalone Flash Player Projector (which is still available on Internet Archive). Games nowadays however have so many online-only features and content that it's getting much harder to keep them working no matter the platform.