
Outside the Blocks
Unleash your creativity and design your own diorama in Outside the Blocks ‒ a full-featured model builder.
Miss the relaxing pull of Arma 3 Tools? Browse these games for your next favorite.
It asks for patience, but once it clicks, making your own corner of Chernarus is quietly addictive.
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A sandbox war simulator where you set the rules and then watch, or join, the mess. Build battles from the stone age to sci-fi with thousands of units, or make your own weapons, scenarios and full campaigns. If you like tinkering, this eats whole weekends.
Relaxing
WorldMaker is a tool for creative users that allows you to create photorealistic 3D Worlds using drag-and-drop controls. Transfer ideas directly from your head to a 3D World in seconds. Utilize our library of 1400 objects to create 3D Worlds quickly, with graphics powered by next-gen Unreal Engine 5
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A singleplayer war sandbox where every soldier except you is a bot. Command squads, fly helicopters, drive tanks and watch active ragdoll physics turn serious battles into slapstick, then reshape the whole war with community mods.
Host immersive tabletop campaigns in a world imagined entirely by you! Build from the ground up with The RPG Engine, an intuitive virtual tabletop that lets you create unparalleled roleplaying environments for your party to get lost in.
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Modbox is a multiplayer game creation sandbox for Desktop+VR
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Realm Engine is a system-agnostic Tabletop world builder that supports both building and running your choice of role-playing game.
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RPG Developer Bakin is a game creation tool that needs no programming. Raise terrain, place houses and trees, arrange event panels to write your story, and polish it all with lighting and camera work.
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Official MOD TOOLS for the Windows edition of Final Fantasy XV offer new possibilities to our users! Create data to incorporate into the world of FINAL FANTASY XV WINDOWS EDITION for a whole new experience.
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RPG Stories 3D World Builder VTT lets you create any indoor or outdoor environment, then either export your maps to other VTTs or invite friends to play your tabletop RPG sessions online in 3D. It fully supports all three major TTRPG eras—Fantasy, Modern, and Sci-Fi.
Relaxing
Make your own quests, weapons, characters, dialogue and whole environments, then share them with other players on Bethesda.net. It is a stubborn, buggy old tool, but few programs let you build an actual piece of a game, and that is worth the fight.
Build your own levels, tweak every object and script whole missions across three engines, then share what you make. For anyone who ever wanted to take Halo apart and put it back together their way.

Unleash your creativity and design your own diorama in Outside the Blocks ‒ a full-featured model builder.

A sandbox battle simulator game where you can build your own shape-shifting warbots, program their AI, and watch them smash each other up on the…

Shape a world in 3D and tell your story through events, lighting and camera work, all at your own pace.

Set up armies from stone age spears to sci-fi guns, tweak every rule, then jump into the fight yourself.

Host immersive tabletop campaigns in a world imagined entirely by you!

Lead troops through a branching campaign in a vast, realistic open-world combat simulation.

Build levels, tweak objects and script missions with mod tools spanning three engines, then share your creations with others.

Developed by the creator of the original Kerbal Space Program, KitHack Model Club is a physics-based model building sandbox that offers limitless…

Place environments, write dialogue and script quests, then share what you make with other players.

Build, paint and show off model planes, tanks, ships and figurines in a relaxed crafting simulator with every DLC included.

Transform your virtual tabletop RPG experience in Game Master Engine’s lush 3D multiplayer RPG simulator.

Paint trees, castles and creatures into a 3D landscape, then adjust the light and take the perfect picture.

Create your game instantly with the intuitive 3D editor, drag and drop walls, lights, doors, enemies, ammo, weapons and more - with pixel perfect…

A sandbox battle simulator game where you can build your own shape-shifting warbots, program their AI, and watch them smash each other up on the…

Unleash your creativity and design your own diorama in Outside the Blocks ‒ a full-featured model builder.

Shape a world in 3D and tell your story through events, lighting and camera work, all at your own pace.

Stack bricks into whatever you imagine, then hand your friends a weapon and see what survives.

Primitier is a highly flexible VR sandbox game, where you can create tools and machinery by freely cutting and connecting objects in a vast world…

Developed by the creator of the original Kerbal Space Program, KitHack Model Club is a physics-based model building sandbox that offers limitless…

Constructo is a tool that turns your imagination into reality. A virtual tabletop that packs a set of tools for your favorite tabletop RPG!

Place environments, write dialogue and script quests, then share what you make with other players.

Archean is a first-person engineering sandbox where physics does the judging.

Drive absurdly overbuilt machines through a physics playground where buildings crumble into flying debris, then do it all again for a better score.

Set up armies from stone age spears to sci-fi guns, tweak every rule, then jump into the fight yourself.