TIC-80
Fantasy computer for making, playing and sharing tiny games.
RCBasic - BASIC Programming Language for Games
Easy to use programming language for game development
Kaboom
Kaboom is a Javascript game programming library that helps you make games fast and fun
Fifteen Sliding Puzzle maker
This is a classic mini-game Fifteen Sliding Puzzle.
Plotato VN Engine
HTML/Python VN Engine
RetroBlit
RetroBlit
Luna - Visual Novel Engine
Let's make your own visual novel game with Luna! Luna is a visual novel engine, developed by Cyberus Studio.
Ander Lex Engine
make your game here
Planimeter Game Engine 2D (Formerly Planimeter Grid Engine)
LÖVE-based game engine for Lua
Lisien
Life Simulator Engine for Maxis-like games
Evo Game Engine
A small and lightweight 2d game engine
NRGeditor
Realtime Application Development Environment
Rebuilder Tuesday JS
Tuesday JS HTML convert to source JSON
Handsome Console
Lua Virtual Console for Android
CherryPop
A free and open source fantasy console/game engine!
selene
Lua game framework
Luna AI Toolkit
Luna AI Toolkit (BETA) is an Artificial Intelligence (AI)-based tool.
Eternity Engine
A game engine for VR games and experiences and it is used in VR
Proton engine 3D
Engine
Glunzunk Engine
A Free 3D Open-Source No-Code Game Engine.