Wicked Engine is an open-source game engine written in C++. The main focus is to be easy to set up and use, light weight, high performance, and graphically advanced. The full source code is provided with the MIT license, which means, anyone is free to use it for anything without...

nCine is a cross-platform 2D game engine in C++ for fast and performant game development.

batari Basic (bB) is a BASIC-like language for creating Atari 2600 games. It creates a binary file that can be run on an Atari 2600 emulator or the binary file may be used to make a cartridge that will operate on a real Atari 2600.

The Graphics Development Engine for Business and Industry. Build high-quality 3D solutions and deploy to any platform.

Pixel Game Maker MV allows you to build up your own action game with no programming knowledge necessary. This engine was designed with the idea of giving a voice to people's passions, allowing them to freely express the game that they have held in their hearts.

Rogue Engine is a full featured environment for game development using WebGL. Create projects in an intuitive and familiar 3D environment using configurable components made with TypeScript.

Valkyrie is a no-code creative platform that lets designers combine digital assets and create applications and interactive prototypes: where the power of Unity meets the usability of Photoshop.

DragonRuby Game Toolkit is a professional grade 2D game engine. It's tiny (~3.5MB), fast, and cross-platform (including consoles and mobile).

Orx is an open source, portable, lightweight, plugin-based, data-driven and extremely easy to use 2D-oriented game engine. Orx is mostly written in C, but allows you to develop with it with any language that can interface to C.

Limon is a multi platform 3D game engine mainly focusing on first person games. Focus of its development is ease of use and ease of study. It has builtin editor for maps, animations and GUIs.