免費和開源引擎
Agar - 一個高級圖形應用程序框架，用于2D和3D游戲。
Allegro - 基于 C/C++ 的游戲引擎，支持圖形，聲音，輸入，游戲時鐘，浮點，壓縮文件以及GUI。
Axiom 引擎 - OGRE的衍生引擎。
Baja 引擎 - 專業品質的圖像引擎，用于The Lost Mansion。
Boom - Doom代碼的一部分。由TeamTNT開發
Build 引擎 - 一個第一人稱射擊游戲引擎，用于Duke Nukem 3D。
Bullet - 開源物理引擎，廣泛應用在各大游戲主機。
BYOND - “Build Your Own Net Dream”的所寫，支持各種類型的游戲，包括MMORPG。
Ca3D-引擎 - 一個比較成熟的引擎，有自己的SDK，世界編輯器等。
Cadabra 3D 引擎 - 用于快速開發3D游戲。
Catmother - 一個基于BSD授權的引擎，只限個人使用，不能做商業用途。是一家游戲公司的開源引擎。
CheapHack - 一個已經過時的TomazQuake衍生引擎。
Crystal Entity Layer - Crystal Space 3D 引擎的擴充
Crystal Space - 3D應用程序的常規框架。
Cube - Cube2 ──> Sauerbraten
DarkPlaces - 高級開源3D引擎之一。
Delta3d - 整合和其他知名免費引擎，最初由美國軍方開發。
DGD - 一個面向對象的MUD引擎。
Doom 引擎 - 現在已經免費的引擎，曾用于Doom和Doom II
DXFramework - 一個簡單，帶有教學性質的2D/3D引擎，基于DirectX和Visual Studio
DX Studio - 一個專業3D引擎，附帶編輯器套件，由Worldweaver公司開發。
Eclipse - 一個2D MMORPG編輯器。
Elysium Source - 2D網絡游戲引擎，VB6開發。
Engine 001 - 2D 動作類RPG游戲編輯器。
Epee 引擎 -一個2D/3D開放源代碼圖像引擎，多平臺。
Eternity 引擎 - Doom引擎的改進。
Exult - Ultima VII使用的引擎的開源版。
FIFE - 輻射1和2使用引擎的克隆。
Game Blender - Blender的子項目游戲引擎，用于開發游戲。
Game Maker - 面向對象的軟游戲開發平臺，支持拖放編輯以及其自己的腳本語言。
GQ - 一個Quake引擎，增添了來自TomazQuake和DarkPlaces的許多新特性。
GZDoom - 基于ZDoom的引擎。
Genesis3D - 用于Windows的3D實時渲染引擎
GemRB - Infinity Engine的一個免費的軟件實現。
G3DRuby - 用于高級3D圖形。
Haaf's Game Engine - 一個使用硬件加速的2D游戲引擎。
Irrlicht 引擎 - 一個多平臺高質量的3D圖形引擎。
ioquake3 - 一個基于id Tech 3的引擎
Gosu 2D游戲開發庫，用于C++。
Jogre - 一個基于Java的網絡游戲引擎。
MRPGe - Visual Basic開發的2D RPG游戲引擎，附帶內置的腳本支持，可定制化強，正在開發階段。
M.U.G.E.N - 2D格斗游戲引擎。
Multiverse Network - 網絡游戲開發平臺，包含服務端、客戶端，以及一些開發工具（對個人免費）
Nebula Device - 由德國的游戲開發工作室開發的實時渲染3D引擎。
NeL 引擎 - 用于開發網絡游戲的引擎。
OctLight - Java游戲引擎，基于OpenGL。
Open Dynamics Engine - 物理引擎
Open Game Engine - 一個開源引擎，包含開發游戲所需的各種組件。
OGRE Engine - 一個非常流行的面向對象圖形渲染引擎，亦稱OGRE3D。
Online RPG Maker - 一個2D網絡游戲引擎，以腳本方式編輯。
Panda3D 引擎 - 基于Python的快速開發游戲引擎。
PlayerWorlds - 一個簡潔且廣泛使用的2D網絡游戲引擎。
PLIB - 包含3D、音效、GUI、窗口管理。支持Linux/Windows/MacOSX。
ProQuake - 更動過的Quake引擎。
Pygame - python游戲引擎，作品見PyWeek
毀滅公爵II引擎 - Quake II的引擎。
毀滅公爵III引擎 - Quake III的引擎。
Reality Factory - 一個開源引擎，面向非程序員開發，基于Genesis3d圖形引擎。
Raydium - Maniadrive 使用
RealmForge - 用于微軟 .NET Framework的引擎，Visual3D.NET的原始版本。
Sauerbraten - 一個基于Cube引擎的優化版。
Sonic Robo Blast 2 - 深度修改的Doom Legacy引擎
Soya 3D - 基于Python的開源3D引擎
Stratagus - 一個多平臺即時戰略游戲引擎。
Telejano - Quake引擎的修改版。
Tenebrae - Quake引擎的修改版。
Toi - 一個正在開發的3D游戲引擎，可用于單機和網絡游戲開發。
Tomb4 - The engine used to play custom Tomb Raider games built using TRLE (Tomb Raider Level Editor)
vbGORE - 用Visual Basic 6開發的網絡游戲引擎（通過3D函數表達2D圖形）
Well of Souls - 基于腳本化編輯的2D引擎，附帶可視化世界編輯器。
Yake - 組件化，面向對象化的的引擎。
Zak 引擎 - 為業余和專業游戲開發者開發的2D引擎，基于DirectX 8.1和9。 支持腳本、貼圖地圖、音效、粒子系統等。

商業引擎
Arcane 引擎 - Wolfpack Studios為《Shadowbane》開發的引擎
Aurora 引擎 - 為RPG研發的引擎。
Beyond Virtual - 一個面向對象化的實時渲染3D引擎，表現優秀。
Blade3D - 基于Microsoft XNA的新一代引擎。
BRender - 一個即時渲染3D引擎，用于電腦游戲，模擬器，繪圖工具開發。
C4 Engine - Eric Lengyel開發的下一代電腦游戲引擎
Chrome Engine - 支持DirectX 10的下一代游戲框架，主要用于FPS游戲（Windows, Xbox 360），由Techland開發。
Coldstone game engine - an old game creation suite for Macintosh/Windows to create role-playing or adventure-style games
CryENGINE, CryENGINE2 - CryENGINE是《孤島驚魂》的游戲引擎。 CryEngine 2 是Crytek為開發《孤島危機》研發的新一代游戲引擎。
Dagor Engine 3 - A high-tech cross-platform game engine (3D, physics, game logic) with rich toolset for content development
Deep Creator - A 3D game engine
Doom 3 engine - Used by the games Doom 3, Quake 4, Prey and Quake Wars
EAGL (EA Graphics Library) - A cross-platform graphics engine used by Electronic Arts in their EA Sports titles.
Earth-4 Engine - The graphics engine used in Earth 2160
Electron engine - Currently in development by Obsidian Entertainment for their game Neverwinter Nights 2, based on the Aurora engine
euphoria - A real-time motion synthesis engine by NaturalMotion
Explorations - 2d MMO creator
FPSCreator - 3D First Person Shooter creator
Frostbite Engine- Game engine used for the next-gen title Battlefield: Bad Company
Gamebryo - A cross-platform 3D computer graphics engine coded in C++
GFX3D - 目標公司為旗下的數款游戲開發的引擎。
Havok[1] - Very High-tech cross platform (PC, PS3, Xbox 360 etc) middleware Engine.
IMUSE - Specifically designed to synchronize music with visual action
INSANE - Used in LucasArts games
Infinity Engine - Allows the creation of isometric computer role-playing games
Jedi - A game engine developed by LucasArts for Star Wars: Dark Forces and Outlaws
Kaneva Game Platform - A full featured MMOG engine for independent and professional game development
KjAPI - A C++ technology to create games and 3D applications for PC computers
Lithtech - A competing alternative to the Quake, and Unreal engines.
Lithtech Juipter Ex - A new generation Lithtech engine developed by Monolith to create the game F.E.A.R.
Medusa - A C++ 3D game engine developed by Palestar and used in the DarkSpace MMO. It features distributed world simulation, single tool version control and asset realisation, cross-platform compatibility and an integrated client/server network system.
morpheme - A graphically-authorable animation engine by NaturalMotion
Monumental Technology Suite - A MMOG platform, including server and cleint technology and development / live management tools.
Multiverse Network - an MMOG platform, including server, client, and tools. (Free for development and use--revenue sharing upon commercial deployment).
Odyssey Engine - Used to create three dimensional computer role-playing games, used in Star Wars: Knights of the Old Republic
ORE - Online RPG Engine
Quest3D - www.quest3d.com
Power Render - A general purpose software development kit for games and 3D visualization
RAGE - A game engine created by Rockstar Games use it to power their upcoming video games on the Xbox 360 and PlayStation 3
Reality Engine - 3D game engine by Artificial Studios
RelentENGINE - A next-generation FPS engine supporting massive destroyable city environments and realistic vehicle control, makes extensive use of shader model 3.
RenderWare - A very popular 3D API and graphics rendering engine
Retribution Engine - A game engine to make first person shooter games
Revolution3D - A 3D graphics engine developed by X-Dream Project
RPG Maker XP - A 2D engine to make top-down and isometric-style role-playing games for Windows.
SAGE engine - Used to create real-time strategy games
SCUMM engine - Used in LucasArts graphical adventure games
Serious Engine - The engine by Croteam used in the epic Serious Sam: The First Encounter and the inspirational - The Second Encounter
Shark 3D - A middleware from Spinor for computer, video games and realtime 3D applications
Silent Storm engine - A turn-based strategy game engine
Sith - A game engine developed by Lucasarts for Jedi Knight: Dark Forces II
Slayer - A game engine created by The Collective, Inc. and used in Buffy the Vampire Slayer, Star Wars Episode III: Revenge of the Sith, Indiana Jones and the Emperor's Tomb and Wrath Unleashed
Source engine - A Game Engine developed by Valve Software for Half-Life 2
Torque Game Engine - A modified version of a 3D computer game engine originally developed by Dynamix for the 2001 FPS Tribes 2
Torque Game Engine Advanced - A next-generation 3D game engine support modern GPU hardware and shaders.
TOSHI - A fourth generation cross platform game engine designed by Blue Tongue Entertainment
Truevision3d - A 3D game engine using the DirectX API
Unigine - Cross-platform middleware with great graphics
Unity - An easy-to-use open-ended 3D game/interactive software engine
Unreal engine - One of the most popular game engines for action games
Vengeance engine - A video game engine based on the Unreal Engine 2/2.5
Vicious Engine - Available for Microsoft Windows, Sony PlayStation 2, Microsoft Xbox, and Sony PlayStation Portable
3DGame Studio - www.3dgamestudio.com
Vision Game Engine - A commercial game engine used in 50+ titles by companies like T2, Atari, Neowiz and Threewave. Available for PC, Xbox, Xbox360 and PS3
Visual3D.NET - 3D platform and visual development environment built upon Microsoft .NET 2.0 and XNA Framework for developing for PC, Xbox 360, and Windows Mobile devices using C#, Visual Basic, J#, C++.NET, JScript.NET, IronPython, and visual scripting.
Virtools - A 3D engine combined with unique high-level development framework, used for game prototyping and rapid developments. Available for Windows, Macintosh, Xbox, PSP
White Engine - Square-Enix's proprietary seventh generation game engine to be used for their PS3 projects.
zerodin engine - 一個MMORPG專用的商業引擎，用于PC，XBOX360等多個平臺，目前為止最適合開發MMORPG的商業引擎，引擎前身用于著名的RF online.
Zero - 3D game engine used in Star Wars: The Clone Wars, Star Wars: Battlefront, and Star Wars: Battlefront II
Maz 3D Game Engine - Designed by Students C++ & OpenGL

手機游戲引擎
GledPlay - 一套完整的SDK用于開發手機游戲。
game-editor - 為GP2X開發游戲的開發套件。
PSP
WGAF - Guild Software用于開發Vendetta Online的引擎。
XnGine - 最早的實時3D引擎之一。