EGL represents the latest IBM offering in the business application development space that began with the introduction in 1981 of the Cross System Product mainframe application development tool.

Several large software modules from previous projects were introduced into the system during development, and a common approach to cross cutting concerns was required for both existing and new code.

Basing on the condition of hardware and software of embedded control system, the cross-development circulation that is necessary when the programs of embedded system are compiled is built up.