ULMUL is an original Ultra Lightweight MarkUp Language. You can write TeX-style equations in ULMUL texts. The ULMUL texts can be converted into HTML5+MathML with ulmul2html5 command, into HTML5+MathJax with ulmul2mathjax and into LaTeX with ulmul2latex. You can...

Rake4LaTeX contains rake-tasks to translate (La)TeX-files as often as needed. Necessary makeindex or bibliography-calls are done, support of splitindex, gloss, rail. Support of LaTeX (and dvips + ps2pdf), pdfLaTeX, XeLaTeX, LuaLaTeX.

Run it after you compile your LaTeX document

A group of plugins that make Jekyll sites easier for research publications. Includes support for LateX formulas and citations

FatTable is a gem that treats tables as a data type. It provides methods for constructing tables from a variety of sources, building them row-by-row, extracting rows, columns, and cells, and performing aggregate operations on columns. It also provides as set of SQL-esque methods f...

Sort the entries of a BibTeX (LaTeX bibliography) .bib file.

Lbt is a build tool for LaTeX. It is useful for big documents.

Fast Implementation of Gruber's Markdown in C With Latex Support

Maruku is a Markdown interpreter in Ruby. It features native export to HTML and PDF (via Latex). The output is really beautiful!

An optimized Jekyll plugin providing (nearly) full support of LaTeX.

The core parser for the Bayeux document markup language, optimised for long-form documents. Generators are also provided for HTML, LaTeX and PanDoc

Bookmaker provides authors a free, ruby-based production toolchain for self-published paper and electronic books using the LaTeX document preparation system.

http://devel.softeng.ox.ac.uk/trac/softeng/wiki/Utilities/RakeLatex

Kramdown extension for math-heavy document. It provides theorem environments, and easy references to those environments as well as to equations and section headers. Moreover, a bibliography section can be generated from a BibTeX file, and an flexible and easy mean of citing bibliographical entrie...

My default setup for writing text documents, utilizing pandoc, erb, markdown and latex

Translate MathML to LaTeX

This is a gem for generating files/projects using recipes. The default recipes included ruby python and latex files. Erb template supported.

A Ruby gem to create a skeleton for a LaTeX document.

hiki2latex is a format converter from hikidoc to latex, using hikidoc.

Image generator for LaTeX/Graphviz source