RenPy Visual Novel Engine is a free software engine which facilitates the creation of visual novels, a form of computer-mediated storytelling.

Torque Game Engine, or TGE, is a 3D computer game engine.

LateralGM (LGM) is an alternate Game Maker IDE founded by IsmAvatar that is compatible with both ENIGMA and Game Maker.

Blitz3D is a classic game programming language for PC.

Construct Classic is a free, DirectX 9 game creator for Windows, designed for 2D games. It is the predecessor to the more modern Construct 2.

CryEngine is a game engine with the initial version being used in Far Cry, and continues to be updated to support new consoles and hardware for their games.

Superpowers is a 2D+3D game making software for indies.