GPULib is provided in the form of a Dynamically Loadable Module (DLM) along with IDL code.
The Multiguide EPG was used by most Digifusion PVRs, the Thomson DHD-4000, the Inverto IDL-7000, and a number of other receivers, but the last new product based on Multiguide was the Sony SVR-S500 launched in 2006.
Though RPC was later end-of-lifed with the operating system, HP contributed RPC to the Open Software Foundation, which incorporated its Interface Definition Language (IDL) into their DCE product, from which the same technology was later used for CORBA.
It is able to edit and save many different file types, and has syntax highlighting support for many popular programming languages including C, C++, LISP, Java, Python, PHP, Ruby, HTML, XML, CSS, Prolog, IDL and D.
The vast majority is written in IDL, the most commonly used analysis platform in the solar physics community, though some C, ana, and PDL modules are also available.