Games like Fairmoon Museum

"Verdant Skies is a life simulation game set on the alien world of Viridis Primus, where you help build a colony while pursuing romance and friendships with a diverse cast of characters. Customize your avatar and engage in various activities such as farming, genetic splicing, painting, and pottery. The game offers many skin tone options and doesn't require players to choose a gender when creating their character."

"SunnySide is a single-player Role Playing game that offers a spectacular story and exceptional gameplay set in a Japanese countryside post town. Create your homestead, build relationships with locals, and express yourself through farming, customization, and self-expression. With 113 crops, 27 characters, and hundreds of recipes, SunnySide provides a dense and highly emotional atmosphere, although it can be grindy, lacking in optimization, and buggy."

In Critter Cove, you're tasked with restoring a once-popular tourist destination suffering from neglect. Explore the handcrafted open world, gather resources, and upgrade buildings to improve the town's rating and attract more tourists. Additionally, venture into the mysterious archipelago to salvage treasures, rescue critters, and uncover ancient technology. Your success hinges on your ability to balance exploration and town development.

In "STORY OF SEASONS: Pioneers of Olive Town," players manage and expand a farm in a rustic rural town, completing various missions to improve the area. The Expansion Pass offers additional outfits, sub-scenarios, and marriage candidate packs, enhancing gameplay and character options. The game combines farming, life simulation, and social aspects, providing an immersive, wholesome experience.

Staxel is a single-player or multiplayer role-playing game with a focus on farming and village life. Restore your farm, help villagers, and explore the wilderness to fish or hunt for bugs. With delightful graphics, a wholesome story, and a fantastic soundtrack, Staxel offers a spectacular atmosphere, but be prepared for some grinding and bugs.

"Pumpkin Days" is a farming-themed RPG that allows players to create and customize their own non-binary characters, play on different difficulty modes, and engage in multiplayer modes with friends. The game features a diverse cast of over 100 characters, with the option for same-sex marriage and polyamorous relationships. Players can farm, complete quests, and build relationships at their own pace.

"GROW: Song of the Evertree" is a calming sandbox game where you're an Everheart Alchemist, responsible for nurturing the Evertree and creating new worlds through alchemy. Explore the unique world and its vibrant flora and fauna at your own pace, choosing your activities from options like solving puzzles, collecting resources, or fishing. Your main goal is to grow the Evertree by crafting World Seeds and restoring the faded Worlds of Alaria.

"Before The Green Moon" is a serene science fiction farming/life simulation game where players create their own character and adapt to a small community's Wet and Dry seasons. The game features a 24-hour day/night cycle, real-time weather, and various activities such as farming, getting to know neighbors, and exploring the community. Relaxing gameplay and character customization make this a unique addition to the farming simulation genre.

In Castaway Paradise, players rebuild and customize a deserted island while helping animal friends and completing tasks. Experience a relaxing, open-world life simulation with year-round seasons, various holidays, and countless items to discover. Engage in diverse activities such as gardening, fishing, and bug catching, building a fulfilling life among the island's friendly inhabitants.

To say it’s a PC sandbox-building, AI-driven MMO where people play with Art, developed by folks who really love architecture and abstract characters… would be a bit of a mouthful.