ImpactJS
HTML5 canvas and JavaScript game engine.
20 Alternatives To ImpactJS
AndEngine
AndEngine is a free android 2D OpenGL game engine.
AppGameKit
AppGameKit is a game development platform for mobile devices.
BYOND
BYOND is the premier community for making and playing online multiplayer games.
Blender
Blender is the open source, cross platform suite of tools for 3D creation.
Cinema 4D
Cinema 4D is a 3D modeling, animation, motion graphics and rendering application.
Cocos2d-x and Cocos Creator
Cocos Engine Official Website | Cocos Creator | Cocos2d-x | Open Source Cross-Platform Game Development Engine
Construct 2
Scirra Construct is a 2D game development engine with a focus on building games visually.
Corona SDK
Cross-platform mobile app development.
GDevelop
GDevelop is an open-source game making software designed to be used by everyone.
GameMaker
“With GameMaker, I went from no programming knowledge to full-time developer in 2 years!” Seth Coster - Butterscotch Shenanigans - Crashlands. “GMS 2 is absolutely amazing and I cannot get over how great this software is to use”.
GameSparks
GameSparks is a Backend-as-a-Service solution provider to mobile game developers to help them…
Gideros
Clean OOP approach. Gideros provides its own class system with all the basic OOP standards, enabling you to write clean and reusable code for any of your future games.
MonoGame
MonoGame is an open source implementation of the Microsoft XNA 4 Framework.
Orx
Orx - a portable open source game engine
Phaser
Desktop and Mobile HTML5 game framework. A fast, free and fun open source framework for Canvas and WebGL powered browser games.
Shiva Engine
Shiva Engine is a cross-platform development solution.
Unity
The multiplatform game creation tools for everyone.
Unreal Engine
Unreal Engine 4 is a suite of integrated tools for game developers to design and build games, simulations, and visualizations.