Games with Maximum Freedom ("Do Whatever You Want")

No game offers absolute freedom (technical/logical limits exist). These come closest by category:

Open-World Sandbox (Single-Player / Co-op)

• Minecraft (Creative/Survival) – Build anything, mod everything, run servers. Ultimate freedom.
• Terraria – 2D equivalent, deeper progression.
• Garry's Mod – Physics sandbox, Lua scripting, 100k+ workshop addons.
• The Sims 4 (Base Free) – Life sim, build/buy, CAS, mods (WickedWhims, UI Cheats).
• Stardew Valley – Farm, relationships, modding (SMAPI).
• No Man's Sky – Procedural universe, base building, multiplayer, VR.
• Teardown – Voxel destruction/heist, fully destructible.

MMO / Persistent Worlds

• EVE Online – Player-driven economy, politics, war, espionage. Real consequence.
• Second Life – User-created world, economy, scripting (LSL), adult. 20 years running.
• Foxhole – Persistent WWII MMO, logistics-driven, player-run everything.
• Wurm Online – Terraforming, building, skill grind, player kingdoms.

Game Creation Systems (Make Your Own Rules)

• RPG Maker MZ / Unite – JRPG creation, no code.
• GameMaker / Godot / Unity / Unreal – Full engine control.
• Dreams (PS4/5) – Visual programming, sculpting, music, share.
• Core (PC) – Unreal-based, Lua, publish to platform.
• Roblox Studio – Luau, massive audience, monetization.

Trade-offs

Choose by friction tolerance: Minecraft (low), EVE (extreme), Engines (infinite but requires skill).