LaTeX most popular set of macrodactylini (the macro package) of the computer typesetting system TeX, which makes it easier to set complex documents. The package allows you to automate many of the tasks of typing and preparation of articles, besides the basic set, there are many expansion packs (thanks to the system’s capabilities is virtually unlimited).
One piece InfiniTex is a simple LaTeX editor with search function (simple and academic, according to the formulas/equations), editing packages, simplified the work with bibliographic data (BibTeX) and mathematical formulas (KaTeX), open and edit encrypted documents.
InfiniTex is still far from complete and is still under active development but the author personally uses it and would appreciate any suggestions and bug reports.
License: GNU General Public License Version 3.0 / Apache License Version 2.0