games malverian@gentoo.org Crystal Space is a free (LGPL) and portable 3D Game Development Kit written in C++. It supports: true six degrees of freedom, colored lighting, lightmapped and stencil based lighting, shader support, mipmapping, portals, mirrors, alpha transparency, reflective surfaces, 3D sprites (frame based or with skeletal animation, also using cal3d animation library), procedural textures, particle systems, halos, volumetric fog, scripting (using Python, Perl, Java, or potentially other languages), 16-bit and 32-bit display support, OpenGL, and software renderer, font support, hierarchical transformations, physics plugin based on ODE, ... See the extensive list of features for more details.