LoveMachine

Free, open source
Visit Project → Source Code → Platforms: macOS, Windows, VR
game-modopen-sourcefreewindowsmacosvr

Mod for over 40 adult games (Koikatsu, Honey Select 2, Custom Order Maid 3D2, HoneyCome, Koi-Koi VR, Insult Order, Summer In Heat and many more) to add support for stroking, vibrating, rotating, oscillating and tightening devices