CTAN:macros/latex/contrib/supported/mylatex All the files in this directory may be redistributed and/or modified under the terms of the LaTeX Project Public License Distributed from CTAN archives in directory macros/latex/base/lppl.txt; either version 1 of the License, or (at your option) any later version. David Carlisle https://github.com/davidcarlisle/dpctex 2020-10-23 mylatex.ltx This file provides a method of making a special format tailored to one document, with all the class and packages, and other preamble material pre-loaded. This can save quite a lot of time on some systems. See the comments in the file.