GemShell – Build & ship games fast (Steam & Mobile-ready)
Build & deploy your game for all platforms, full Steamworks integration
Kaboom
Kaboom is a Javascript game programming library that helps you make games fast and fun
KAPLAY
A JavaScript & TypeScript library to make games fast and fun!
DOME
The comfortable framework for making games in Wren!
Shape Engine
Simple 2d Engine focused on drawing shapes rather than using textures/sprites.
LowRes NX
Program retro games in BASIC!
Fifteen Sliding Puzzle maker
This is a classic mini-game Fifteen Sliding Puzzle.
Bitty Engine
Bitty Engine is an itty bitty game engine, with built-in editors, programmable in Lua.
Plotato VN Engine
HTML/Python VN Engine
Rogue Engine
A Unity-like Game Engine For Three.js
Blazium Engine
Free and open source 2D and 3D game engine
Usagi Engine
2D pixel art game engine for rapid prototyping
RetroBlit
RetroBlit
Herobook simple version
Tiny text game engine
RickyG's UNDERTALE Engine
This is a reupload of the MODDED UNDERTALE ENGINE by novaquantum.
Visionaire Studio - Adventure Game Engine
Professional game engine designed specifically for the creation of 2D and point-and-click adventure games.
Cocos Creator - Simplify Game Creation
TypeScript Game Engine that exports to mobile, phone, web, and PC
Behemoth Game Engine
A Game Engine that lets anyone become an Artist! Make Faux3D games without any modelling experience!
LITIENGINE
This bundle includes the utiLITI editor, LITIENGINE's dedicated project management and mapping tool.
Panda3D
Open-source game engine
Wicked Engine
3D engine with modern graphics
Planimeter Game Engine 2D (Formerly Planimeter Grid Engine)
LÖVE-based game engine for Lua
Evo Game Engine
A small and lightweight 2d game engine
NRGeditor
Realtime Application Development Environment