.A2W files are three dimensional "world" files that have been created with the Alice software. Alice is a Java-based educational programming and development tool used in the creation of animations and the development of interactive games. .A2W files are used to define a three dimensional space, which is also often referred to as a "world". These "Worlds" contains three dimensional objects which have been compressed in a standard .ZIP format and can be decompressed with any standard .ZIP management tool.