Banshee 3D

Open source game engine with intuitive tools and a modern codebase

Variety of tools and systems
Contains animation, audio, GUI, input, physics and rendering systems. Supports C# scripting with a complete high level API. Supports import of most common file formats and comes with a powerful yet easy to use editor.

Quality graphics and high performance
High fidelity graphics using a physically based renderer with support for HDR and gamma correct rendering, running on DirectX, OpenGL or Vulkan. Optimized core with support for multi-threaded rendering, animation, audio and physics in order to ensure best performance.

Source code access
Built so it can be extended and easily customized. Modern C++14 code, with high quality design and clean interfaces that make it easy to learn, extend and maintain. Fully documented and open source.