Take your pick.
@bobothesecondtwo’s Fill Me Up (Formally “Untitled renpy feedee game”) “January” update now available on Patreon. - Projects - Weight Gaming
@SpicyFoxes Helpful Roommate (tiny weight gain VN) - Projects - Weight Gaming
@FaFeeder112’s Succubus of Gluttony V0.12 - 3rd Update live now with less but never no typos - Projects - Weight Gaming
@Weirdobeardo89’s New life: in the fat lane - my new text-adventure game with AI art. - Projects - Weight Gaming
@Lovesbellies Expanding the Business Portfolio - 0.3 NOW OUT! New Characters, More Weight Gain, Quality-of-Life Improvements - Projects - Weight Gaming
@hisano-x’s Growing of Virtue - Projects - Weight Gaming
@Hvostt’s Curvy Town v-0.1.2 - Projects - Weight Gaming
@Jupiter’s The Grandmaster of Gluttony [v0.3.0 Release!] - Projects - Weight Gaming
I’m sure there more missing outside of what I can think of here, and then plenty of games using AI art for backgrounds, or placeholders, etc.