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Head-to-head · Game Map Generators

Heightmap Level Generator vs 3D Dungeon Generator

  • Updated Oct 2026
  • Both researched from official sources
  • 3 checks side by side
Higher score Heightmap Level Generator #1 in Game Map Generators 9.4/10 Free plan Free plan✓ 2 of 2 features Visit site
3D Dungeon Generator #6 in Game Map Generators 8.8/10 Free plan Free plan✓ 2 of 2 features Open 3D Dungeon

Heightmap Level Generator leads on 0 checks, 3D Dungeon Generator on 0, and 3 are even. Who comes out ahead on the 3 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreHeightmap Level Generator · 9.4/10
  • Free planboth

Heightmap Level Generator scores higher on our rubric for game map generators: 9.4 against 8.8 out of 10; our editors rank them #1 and #6.

On map dimension, Heightmap Level Generator gives you Both where 3D Dungeon Generator offers 3d.

Heightmap Level Generator is the better fit for free, export-ready terrain and world maps. 3D Dungeon Generator is the better fit for fast 3D dungeon maps in a browser.

  • Heightmap Level Generator fits best

    Free, export-ready terrain and world maps

  • 3D Dungeon Generator fits best

    Fast 3D dungeon maps in a browser

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Side by side

Feature Heightmap Level Generator 9.4/10 Visit ↗ 3D Dungeon Generator 8.8/10 Visit ↗
At a glance
Editor score 9.4 8.8
Ranking #1 in Game Map Generators #6 in Game Map Generators
Best for Free, export-ready terrain and world maps Fast 3D dungeon maps in a browser
Pricing model Free Free
Starting price Free plan Free plan
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Self-hosted Cloud
Platforms Web Web
Built for Solo, Small business, Mid-market Solo, Small business
Features Heightmap Level Generator 2/2 · 3D Dungeon Generator 2/2
Custom assets ✓ ✓
Seed control ✓ ✓
Specs
Generation method Procedural Procedural
Map dimension Both 3d
Engine export Unreal Engine, Unity, Godot Terrain3D, three.js GLB-compatible 3D workflows
Export formats 16-bit PNG, RAW .r16, RGBA PNG, JSON, glTF .glb GLB
Our review
Pros
  • Procedural terrain includes roads, towns, rivers, lakes, and erosion.
  • Repeatable seeds support comparison and consistent terrain generation.
  • Exports heightmaps, masks, layouts, metadata, and glTF meshes.
  • Procedurally generates connected entrance-to-exit dungeon layouts
  • Seeded generation recreates layouts for repeatable iteration
  • Exports GLB models with optional solution paths
Cons
  • Browser and self-hosted deployment may not suit every production workflow.
  • GPU-based generation depends on WebGPU and WGSL support.
  • Terrain-focused exports may require additional engine-side implementation.
  • Web-only access may not fit offline workflows
  • GLB is the listed export format
  • Focused on dungeon layouts rather than broader map types
Our verdict

Heightmap Level Generator is a browser-based, open-source tool for creating procedural terrain and world maps for game development. It is aimed at teams and individuals working with Unreal Engine, Unity, Godot Terrain3D, three.js, Houdini,…

Read the review →

3D Dungeon Generator is a free browser-based tool from LevelRift Labs for game prototyping, game jams, and related 3D workflows. It procedurally places rooms and connects them with corridors, while adjustable dungeon dimensions, room…

Read the review →
  1. Heightmap Level GeneratorGame Map Generators 9.4Free plan
  2. 3D Dungeon GeneratorGame Map Generators 8.8Free plan

Strengths and trade-offs

  • Heightmap Level Generator — where it wins

    • Procedural terrain includes roads, towns, rivers, lakes, and erosion.
    • Repeatable seeds support comparison and consistent terrain generation.
    • Exports heightmaps, masks, layouts, metadata, and glTF meshes.

    Where it doesn't

    • Browser and self-hosted deployment may not suit every production workflow.
    • GPU-based generation depends on WebGPU and WGSL support.
    • Terrain-focused exports may require additional engine-side implementation.

  • 3D Dungeon Generator — where it wins

    • Procedurally generates connected entrance-to-exit dungeon layouts
    • Seeded generation recreates layouts for repeatable iteration
    • Exports GLB models with optional solution paths

    Where it doesn't

    • Web-only access may not fit offline workflows
    • GLB is the listed export format
    • Focused on dungeon layouts rather than broader map types
  • Heightmap Level Generator9.4/10 · Free plan

    A free, open-source map generator with detailed terrain controls and engine-ready exports.

    Visit siteFull verdict →
  • 3D Dungeon Generator8.8/10 · Free plan

    A free browser tool for quickly generating, previewing, and exporting solvable 3D dungeons.

    Open 3D DungeonFull verdict →

More comparisons

All game map generators comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update