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Best Game Map Generators in 2026

Game map generators can produce terrain or other map content for a project, with different controls and output options to weigh. Compare generation method and map dimensions, then consider seed control and custom assets for the kind of maps you want to create. Engine export and other export formats help describe how results can be taken into a project. World Machine, Gaea, and Heightmap Level Generator are among the entries, with MapMagic 2, Ymir, and 3D Dungeon Generator also covered. Free-plan availability and paid-from pricing provide cost context as you consider the listed creation and export features.

  1. 1

    Heightmap Level Generator

    Free plan Open source Self-hostedWebWindows

    Heightmap Level Generator combines terrain generation, live previews, and multiple export types in a free tool. Its browser route depends on WebGPU, and local use adds a Node.js requirement.

    8.9 Free plan Visit site
  2. 2

    Infinity Generation

    Free plan APILinuxMac+1

    Infinity combines visual procedural authoring with an engine, SDK and export options for game and application projects.

    7.5 Free plan Visit site
  3. 3

    3D Dungeon Generator

    Free plan Web

    3D Dungeon Generator offers adjustable procedural layouts, a live 3D preview, and GLB export without signup or subscription.

    7.3 Free plan Visit site
  4. 4

    Gaea

    by Gaea
    Free plan Windows

    Gaea combines terrain creation, simulation, and data exports in one Windows tool. Check its hardware, connectivity, and license requirements against your workflow before choosing a plan.

    7.1 Free plan · paid from $99 Visit site
  5. 5

    L3DT

    Free plan LinuxWindows

    L3DT offers terrain design, editing, and map generation, with larger dimensions available in Professional editions.

    7.1 Free plan · 90-day trial Visit site
  6. 6

    SimpleXTerrain

    Free plan LinuxMacWindows

    SimpleXTerrain offers a detailed terrain-generation workflow for Godot 4 .NET projects using Terrain3D. Check the engine, SDK, and plugin requirements before planning to use it.

    7.1 Free plan Visit site
  7. 7

    MapMagic 2

    Free plan MacWindows

    MapMagic 2 offers a free core asset with procedural terrain and object-generation tools.

    7.0 Free plan Visit site
  8. 8

    Voxel Plugin

    Free plan AndroidMacWindows

    Choose Voxel Plugin if you are creating interactive terrain in Unreal Engine and want procedural generation with seed control.

    7.0 Free plan · paid from $349 Visit site
  9. 9

    WorldEngine

    Free plan LinuxMacSelf-hosted+1

    WorldEngine provides several procedural map outputs and formats, with library options for Python and Java applications.

    7.0 Open source Visit site
  10. 10

    Mapgen4

    Free plan Self-hostedWeb

    Mapgen4 combines terrain painting with simulated biomes and rivers, and it offers both image export and source code for local use.

    6.8 Free plan Visit site
  11. 11

    WaveFunctionCollapse

    Free plan LinuxMacWeb+1

    WaveFunctionCollapse offers pattern-based bitmap generation, with tilemap, constraint, and higher-dimensional options.

    6.8 Free plan Visit site
  12. 12

    World Machine

    by World Machine
    Free plan LinuxMacWindows

    World Machine offers a broad terrain toolset and multiple export formats for 3D workflows. The Basic edition has clear commercial-use and output-size limits; paid plans are listed at monthly prices.

    6.8 Free plan · paid from $119 Visit site
  13. 13

    Dungeon Generator for Unreal Engine 5

    Free plan

    Choose Dungeon Generator if you are developing in Unreal Engine 5 and want procedural dungeons with mission layouts, minimaps, or custom sub-level rooms.

    6.7 Visit site
  14. 14

    TerreSculptor

    by TerreSculptor
    Free plan Windows

    Choose TerreSculptor if you need Windows terrain editing with procedural tools, broad format support, or real-world map data.

    6.7 Free plan Visit site
  15. 15

    Ymir

    Free plan LinuxWindows

    Ymir brings procedural terrain generation, erosion tools and command-line exports into a node-based workflow.

    6.6 Free plan Visit site
  16. 16

    worldGen

    Free plan LinuxMacWindows

    worldGen offers reproducible map generation, a viewer for inspecting the process, and both screenshot and .bin exports. Its requirements include Go 1.21 or later and a desktop with OpenGL support.

    6.5 Open source Visit site
  17. 17

    Worldsmith

    Free plan Web

    Worldsmith offers seeded fantasy map generation and an Earth mode, with image, vector, data, and heightmap exports.

    6.5 Open source Visit site
  18. 18

    Instant Terra

    Free plan Windows

    Instant Terra offers procedural terrain generation with a broad set of export formats and destinations.

    6.3 Free plan · paid from $149 Visit site
  19. 19

    Unity

    Free plan

    Choose Unity if you want a free Java Edition resource pack that keeps Minecraft’s traditional look while adding subtle visual changes.

    6.2 Free plan Visit site
  20. 20

    Dungeon Architect

    Paid LinuxMacWindows

    Dungeon Architect combines procedural generation, room stitching, rule-based themes, and runtime or editor workflows for Unreal and Unity.

    5.9 Visit site
  21. 21

    Procedural City Generator

    Free trial Windows

    Procedural City Generator combines road, building, and world-management tools for large Unreal Engine 5 environments.

    5.7 From $15/user/mo Visit site
  22. 22

    TerraWorld 2023

    Paid AndroidiPhoneLinux+2

    Choose TerraWorld 2023 if you need node-based natural-environment scenes for Unity games or simulations and can work within its current terrain limit.

    5.6 From $99 Visit site
  23. 23

    Frigga for Unity

    Paid LinuxMacWindows

    Frigga combines procedural layouts, rule-based theming, handcrafted structures, and manual editing for Unity level workflows.

    5.5 Visit site
  24. 24

    Gaia Pro VS

    Paid Windows

    Gaia Pro VS combines procedural and manual terrain creation with extensive included environment assets and Unity export. Availability may be an issue because the listed plan is marked sold out.

    5.5 From $199 Visit site
  25. 25

    Atlas Studio

    Paid Windows

    Choose Atlas Studio if you work in Roblox Studio and want a reusable node-based workflow for procedural terrain, with preview and local mask editing.

    5.3 Open source Visit site

#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price

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