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Strange Engine is a 2D KIT, which can be used to create a top down game. Or use its modules in other projects.

3Dev is a lightweight, yet powerful game engine with PBR, physics, angelscript support and more

Cross-platform (desktop, mobile, console) 3D and 2D game engine. Visual editor. glTF, X3D, Spine. Modern Pascal code.

Simple C++ 3D software rendering engine

Open Source 3D Game Engine

The 3D Scenes Procedural Engine

A small and lightweight 2d game engine

Module based game engine API and an editor

Realtime raytraced non-euclidean game engine for 7DFPS 2014

Libre game engine based on Ogre3D and Puredata

Free and open source 2D and 3D game engine

Khel : Game Engine by Vazahat

Thunder2D is an extremely powerful, flexible, and fast engine dedicated to 2D game development.

Bitty Engine is an itty bitty game engine, with built-in editors, programmable in Lua.

A refreshingly simple data-driven game engine built in Rust

HTML/Python VN Engine

Make a Openworld Metroidvania Realtime Game

This bundle includes the utiLITI editor, LITIENGINE's dedicated project management and mapping tool.

Simple 2d Engine focused on drawing shapes rather than using textures/sprites.

3d game engine for code lyoko world

Razel

A Game Engine that lets anyone become an Artist! Make Faux3D games without any modelling experience!

An easy 3D desktop Game Engine scriptable in Python.

A free open source game engine for 2D and 3D games.

Open-source, cross-platform game creator designed to be used by everyone

Fast 2D game programming with pygame

A versatile engine to stream D&D to your friends!

This is a reupload of the MODDED UNDERTALE ENGINE by novaquantum.

A framework for using Tiled-created orthogonal maps in Ren'py.

3D Game Engine for Blender

a tool for godot engine's editor

A small and trashy, quick and dirty game engine

An intuitive 2D game engine. Fast, cross-platform, tiny, hot loaded.

Realtime Application Development Environment

The game engine for high-performance cross-platform games

Free and open source 2D and 3D game engine

One of a kind game engine for a new generation of developers.

A Imaginação domina!

render engine from the soul

Create cool 2D games with a free game maker!

Platform physics in 3 lines of code

Mesh optimizer for MagicaVoxel, Goxel and Kenshape files

A free & open-source Voxel editor, made with the Godot Engine!

LibThree - 3D Management and Visualization

Standalone 3D level editor

2D retro grapics engine with true raster effects for creating 8/16 bit style games

A procedural starship generator.

Easily create dynamic visual novel content and sequenced animations with VNgen by XGASOFT

Lowpoly 3D platformer toolkit for GameMaker:Studio, now with open world systems!

Game engine for MoonScript, in MoonScript

Make games you'll love! <3 <3 <3

Make Undertale fangames easy, and share with the world!

Lua 2D engine for the Sega Dreamcast

Custom engine written in JavaScript.

Custom digital playmaterials for Wicked Ones

The comfortable framework for making games in Wren!