As one of the most important and effective OS maintaining tools, Windows PE had become necessary for a long time. And in many cases, it is the key to solve troublesome system boot failures. While as a matter of fact, it is hard to find a high-quality WinPE image file on the Internet (so as to burn it into a USB/DVD media for use). As a consequence, a lot of advanced computer users chose to build their own PEs.

As everyone knows, DOSBox takes the way of text-based configuration with lots of parameters, so that is absolutely not an easy thing to create the appropriate configuration for a DOS game for ordinary users. As as result, some graphical environment (AKA: frontend, GUI) tools were specially designed to complete this task, and D-Fend was once one of the outstanding graphical front ends.

EZDML is a free lightweight but practical database builder from China, with which we can quickly design a database table structure, and set up the data model. To a certain extent, we can see it as a super lite version of many commonly used database modeling tools (such as SAP PowerDesigner, CA ERwin, ER/Studio, Rational Rose family, and so on).