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Head-to-head · Game Level Editors

GtkRadiant vs DarkRadiant

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score GtkRadiant #6 in Game Level Editors 8.6/10 Free plan Free plan✓ 2 of 5 features Visit GtkRadiant
DarkRadiant #8 in Game Level Editors 8.4/10 Open source Free plan✓ 2 of 5 features Visit DarkRadiant

GtkRadiant leads on 0 checks, DarkRadiant on 0, and 4 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreGtkRadiant · 8.6/10
  • Free planboth

GtkRadiant scores higher on our rubric for game level editors: 8.6 against 8.4 out of 10; our editors rank them #6 and #8.

GtkRadiant is the better fit for id Tech game level construction. DarkRadiant is the better fit for the Dark Mod and idTech4 level editing.

  • GtkRadiant fits best

    Id Tech game level construction

  • DarkRadiant fits best

    The Dark Mod and idTech4 level editing

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Side by side

Feature GtkRadiant 8.6/10 Visit ↗ DarkRadiant 8.4/10 Visit ↗
At a glance
Editor score 8.6 8.4
Ranking #6 in Game Level Editors #8 in Game Level Editors
Best for Id Tech game level construction The Dark Mod and idTech4 level editing
Pricing model Free Free
Starting price Free plan Open source
Free plan ✓ ✓
Free trial — —
Deployment Desktop Desktop
Platforms Windows, macOS, Linux Windows, macOS, Linux
Support Community, Docs Community, Docs
Built for Solo, Small business, Mid-market Solo, Small business
Features GtkRadiant 2/5 · DarkRadiant 2/5
Tilemap tools Not checked yet Not checked yet
Terrain tools ✓ (best) Not checked yet
Entity placement ✓ ✓
Prefab or template tools Not checked yet ✓ (best)
Visual scripting Not checked yet Not checked yet
Specs
Level dimensions 3d 3d
Our review
Pros
  • Free, open-source editor for Windows, macOS, and Linux
  • Combines brushes, curve patches, terrain, entities, and shaders
  • Includes the Q3Map2 map compiler and gamepack support
  • Combines 3D camera and dockable 2D orthographic views
  • Supports brushes, patches, entities, shaders and reusable prefabs
  • Runs on Windows, macOS and Linux under GPLv2
Cons
  • Its focus is limited to games powered by id Tech engines
  • Some games require separately installed gamepacks
  • Community volunteer maintenance may mean a less centralized workflow
  • Its supported game focus is narrower than general-purpose editors
  • Requires resources from a supported game to work with
  • Does not include AI features
Our verdict

GtkRadiant is an open-source desktop editor for constructing levels in games powered by id Tech engines. It is aimed at individual modders and commercial development teams working on 3D maps, with tools for brushes, curve patches,…

Read the review →

DarkRadiant is a desktop level and map editor for The Dark Mod and other idTech4-based games, including Doom 3, Quake 4 and Prey. It is designed for constructing 3D game environments from brushes and patches, placing and editing entities,…

Read the review →
  1. GtkRadiantGame Level Editors 8.6Free plan
  2. DarkRadiantGame Level Editors 8.4Open source

Strengths and trade-offs

  • GtkRadiant — where it wins

    • Free, open-source editor for Windows, macOS, and Linux
    • Combines brushes, curve patches, terrain, entities, and shaders
    • Includes the Q3Map2 map compiler and gamepack support

    Where it doesn't

    • Its focus is limited to games powered by id Tech engines
    • Some games require separately installed gamepacks
    • Community volunteer maintenance may mean a less centralized workflow
  • DarkRadiant — where it wins

    • Combines 3D camera and dockable 2D orthographic views
    • Supports brushes, patches, entities, shaders and reusable prefabs
    • Runs on Windows, macOS and Linux under GPLv2

    Where it doesn't

    • Its supported game focus is narrower than general-purpose editors
    • Requires resources from a supported game to work with
    • Does not include AI features

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update