Easy Block Diagram Creator using YAML and GraphViz
gablock is a Block Diagram creation tool. Block Diagrams are described in easy-to-write YAML files. These files are translated into the DOT language used by GraphViz. GraphViz is then called to produce a block diagram in any format GraphViz supports, such as PNG, JPEG, SVG, or PDF.
Crystal Space is an Open Source 3D SDK for Unix, Windows, and MacOS/X. It renders with OpenGL and features GLSL shaders, CG shaders, deferred rendering, dynamic shadows, bullet based physics library, terrain engine, skeleton based animation meshes, exporter for Blender, portals, etc...