Godot is a 2D and 3D open source game engine developed by Godot Engine community. It features a built-in development environment which runs on Windows, macOS and Linux and can create games targeting PC, mobile and web platforms.
Godot Engine is a fully-featured MIT licensed 2D and 3D game engine which can be used to create games, apps and gamedev related tools. It has been open-sourced under MIT license and is now developed and maintained by the Godot Engine community.
The engine uses a custom programming language called GDScript. GDScript is a dynamically typed scripting language with a python-like syntax. Alternatively, the developers can use C++ to add or improve functionality.