Glunzunk Engine
A Free 3D Open-Source No-Code Game Engine.
SpellSide
The new engine. The most powerful and easiest.
Edge Distortion
time, spase, random
GBA_engine
gameboy advance like engine
Orbis Basic 32X + Orbis Builder
From BASIC to Metal - Complete Retro Game Development.
Godot Dragonbones (3.2.3 base)
http://godotdragonbones.com
Chip8 Studio
Chip8 IDE and Emulator
PixelDesign Software
Un espacio donde la creatividad cobra vida. Comparte, explora y diseña sin límites.
POZZO
libre live & artgame engine
VNgine
A beginner friendly and powerful visual novel engine without programming
Bitwise
Game development framework and editor in TypeScript/WebGL
Game Script
General purpose 3D graphics editor
Game Script Native
General purpose 3D graphics editor
Tiny Level Editor 3D
Standalone 3D level editor
TopDown Engine v4.0
The engine focuses on gameplay mechanics and does not do any rendering.
Nova Tools — Foundational Systems & Engine Infrastructure
Low-level engine utilities for building scalable, signal-driven systems.
qemical flood tech demo 1
3D model viewer for the experimental renderer qemical flood
AuthSaturn
Open Source Authentication tool for Godot using the itch.io API.
RaZ
Modern & multiplatform 3D game engine
Visual Novels Java Engine
VNJEngine its a Visual Novels engine
RoseQuartz Game Engine
A free game engine for Java
Big Block Engine
2D block-based mod-friendly sandbox game/game engine
SLYEngine
A 2D Game Engine written in Java