Bitmelo is described as 'game editor and engine for making small pixel art games. The editor has everything you need to develop a game in one convenient location' and is an website in the Development category. There are more than 50 alternatives to Bitmelo, not only websites but also apps for a variety of platforms, including Windows, Mac, Linux and Android. The best alternative is Godot Engine, which is both free and Open Source. Other great sites and apps similar to Bitmelo are Unity (Free Personal), Unreal Engine (Free), GDevelop (Free, Open Source) and LÖVE (Free, Open Source).
Stencyl isn't your average game creation software; it's a gorgeous, intuitive toolset that accelerates your workflow and then gets out of the way. We take care of the essentials, so you can focus on what's important - making your game yours.
[Multimedia Fusion 2 has been replaced by Clickteam Fusion 2.5.] Game and software creation has never been easier or quicker than with Clickteam Fusion 2.5! With Fusion 2.5’s amazing event editor system you are able to quickly generate games or apps.
Cocos Creator is a complete package of game development tools and workflow, including a game engine (based on Cocos2d-x), resource management, scene editing, game preview, debug and publish one project to multiple platforms.
RPG Paper Maker is a free game maker engine including a 3D universe with many 2D sprites and some simplified 3D objects. Pretty close to the RPG Maker series, RPG Paper Maker finally give a way to create RPGs in a totally 3D universe as easy as it is in 2D!
Open 3D Engine (O3DE) is an Apache 2.0-licensed multi-platform 3D engine that enables developers and content creators to build AAA games, cinema-quality 3D worlds, and high-fidelity simulations without any fees or commercial obligations.