Research any topic before you write.

Find related topics. | Discover entities. | See connections. | Build a topical map.

Doom engine

The Doom engine is the game engine used in the id Software video games Doom and Doom II: Hell on Earth. It is also used in Heretic, Hexen: Beyond Heretic, Strife: Quest for the Sigil, Hacx: Twitch 'n Kill, Freedoom, and other games produced by licensees. It was created by John Carmack, with auxiliary functions written by Mike Abrash, John Romero, Dave…

Art, Overview & Level structure

Use the mouse wheel or two fingers (on touchscreens) to zoom in and out of the map.

Research this topic

Explore the main themes, entities and connections around Doom engine. Start with the topic map, then use the sections below for research and deeper semantic analysis.

Explore this topic

Start with a few of the strongest sections from the source topic. These are research directions, not a list of keywords you must use.

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

Developers
id Software (John Carmack, John Romero, Dave Taylor)
Final release
1.9 / February 1, 1995; 31 years ago (1995-02-01)
License
GNU GPL-2.0-or-later 3DO: MIT
Platform
MS-DOS, PC-98, Windows, Mac, Linux, Android, Amiga, NeXTSTEP, NeXT, Jaguar, 32X, PlayStation, 3DO, Nintendo 64, Saturn, Game Boy Advance, Switch, BSD, Unix, others
Predecessor
Wolfenstein 3D engine
Repository
github.com/id-Software/DOOM

Topics to explore

Browse the full topic structure. Each item opens a new analysis centered on that subject.

Overview

Level structure

Binary space partitioning

Rendering

Games using the Doom engine

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

Map overview Semantic statistics

Doom engine

Nodes44
Edges43
Triples41
Avg. degree1.95
Density0.045455
Components1

How this topic connects Entity context

See the strongest relationship patterns around the current topic before diving into the raw triples.

Doom engine

Top relations

related to Drawing the walls · 11
Doom engine → All, As, BSP, By, Doom, Heretic, However, It, The Doom, This, Y-shearing
related to Games using the Doom engine · 10
Doom engine → Beyond Heretic, Big Four, Doom, Heretic, Hexen, It, Quest, Sigil, Strife, The Doom
related to Notes · 4
Doom engine → Doom, Doom2Doom, Fabien Sanglard, GL
related to Level structure · 3
Doom engine → Doom, This, Viewed
related to External links · 2
Doom engine → Doom, Doom WikiDoom
related to Game world · 2
Doom engine → The, The Doom
Developers · 1
Doom engine → id Software (John Carmack, John Romero, Dave Taylor)
Final release · 1
Doom engine → 1.9 / February 1, 1995; 31 years ago (1995-02-01)
License · 1
Doom engine → GNU GPL-2.0-or-later 3DO: MIT
Platform · 1
Doom engine → MS-DOS, PC-98, Windows, Mac, Linux, Android, Amiga, NeXTSTEP, NeXT, Jaguar, 32X, PlayStation, 3DO, Nintendo 64, Saturn, Game Boy Advance, Switch, BSD, Unix, others

Important terminology Word statistics

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

doom engine floor used walls drawn level visplanes game sprites textures ceiling games texture possible later source particular segs line

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Doom engineDevelopersid Software (John Carmack, John Romero, Dave Taylor)1.00infobox
Doom engineFinal release1.9 / February 1, 1995; 31 years ago (1995-02-01)1.00infobox
Doom engineLicenseGNU GPL-2.0-or-later 3DO: MIT1.00infobox
Doom enginePlatformMS-DOS, PC-98, Windows, Mac, Linux, Android, Amiga, NeXTSTEP, NeXT, Jaguar, 32X, PlayStation, 3DO, Nintendo 64, Saturn, Game Boy Advance, Switch, BSD, Unix, others1.00infobox
Doom enginePredecessorWolfenstein 3D engine1.00infobox
Doom engineRepositorygithub.com/id-Software/DOOM1.00infobox
Doom engineSuccessorQuake engine1.00infobox
Doom engineWritten inC, Assembly language1.00infobox
Doom engineis agame engine used in the id Software video games Doom and Doom II0.90text
Doom enginerelated to Drawing the wallsAll0.60section
Doom enginerelated to Drawing the wallsDoom0.60section
Doom enginerelated to Drawing the wallsIt0.60section

Related concept clusters Concept neighborhoods

These clusters group vocabulary that occurs around closely connected concepts in the source material.

    Connections between topic areas Semantic bridges

    Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.

    Min side: 3
    For writers, content strategists, SEOs, marketers and creators — from quick topic research to advanced semantic analysis.