AraWord is freely distributed software which consists of a word processor that allows simultaneous writing text and pictograms, facilitating the development of materials and adaptation of texts for people who have difficulty in the field of functional communication.
At the following link you can find the installation files for Win64, Win32, Linux, Mac.
AraWord is also able to speak! The software you need to install (for Windows platform only) are :
Arasaac Symbols License
Arasaac Pictographic symbols used are a property of CATEDU (http://catedu.es/arasaac /) under Creative Common’s License and they have been created by Sergio Palao.