 Freeplane
Freeplane Free mind mapping software which can create a visual web of ideas in a clean and intuitive interface through brainstorming.
 Blender
Blender Powerful and professional 3D modelling software which can create models, animation, shading and works with a number of file formats.
 Autodesk Maya
Autodesk Maya Fully functional trial of the powerful CAD software to create and manage 3D models and realistic rendering engine.