AriNET was developed using DrScheme. A graphical, interactive programming environment, designed by the PLT Team, a consortium of various universities all over USA.8In addition to editing and interactive execution facilities, DrScheme also provides various user-friendly features, integrated library support, and sophisticated analysis tools for advanced programmers.
The GUI of AriNET was designed using MrEd, a portable, cross-platform graphical toolbox. MrEd is nothing but an extend of MzScheme, an underlying text-only implementation. It provides all of MrEd's features except the graphics library and the event-spaces. This last language offers several extensions to standard Scheme.
It is noticeable that syntactically the PLT softwares are LISP-likes. This is because the PLT softwares are based on Scheme, which is nothing but a dialect of John McCarthy's language : LISP.
The versions of these languages and toolboxes were as following :