Games like MyTavern
Games like MyTavern include Medieval Dynasty, Factorio, Potion Craft: Alchemist Simulator, Scrap Mechanic, and Alchemy Factory. We matched them by the tags players give MyTavern on Steam (Medieval, Base Building, Third Person, Casual, and Crafting): closest matches first, and among equally close ones the better-known games.

Medieval Dynasty
Shared: Medieval · Crafting · Base Building

Factorio
Shared: Base Building · Crafting · Sandbox

Potion Craft: Alchemist Simulator
Shared: Medieval · Crafting · Simulation

Scrap Mechanic
Shared: Base Building · Sandbox · Crafting

Alchemy Factory
Shared: Medieval · Casual · Base Building

House Flipper
Shared: Simulation · Casual · Building

Kenshi
Shared: Sandbox · Immersive Sim · Simulation

Satisfactory
Shared: Base Building · Crafting · Building

Foundation
Shared: Medieval · Simulation · Sandbox

Prison Architect
Shared: Base Building · Simulation · Sandbox

Mount & Blade II: Bannerlord
Shared: Medieval · Sandbox · Strategy

Dyson Sphere Program
Shared: Base Building · Simulation · Building

Graveyard Keeper
Shared: Crafting · Simulation · Medieval

Tavern Master
Shared: Medieval · Simulation · Building

shapez
Shared: Base Building · Crafting · Sandbox

Graveyard Keeper 2
Shared: Medieval · Crafting · Sandbox

PC Building Simulator
Shared: Simulation · Immersive Sim · Building

SimCity™ 4 Deluxe Edition
Shared: Base Building · Immersive Sim · Sandbox

Startup Company
Shared: Simulation · Casual · Sandbox

shapez 2 - Factory
Shared: Simulation · Base Building · Building

Hydroneer
Shared: Base Building · Sandbox · Simulation

Raft
Shared: Crafting · Base Building · Building

Oxygen Not Included
Shared: Base Building · Building · Simulation

Garry's Mod
Shared: Sandbox · Casual · Building