LaTeX

• BibTeX - a reference management software
• Beamer - a package for presentation slides
• Listings - a package for putting programming code within LaTeX - http://tug.ctan.org/cgi-bin/ctanPackageInformation.py?id=listings
• Latex can be used in the Doxygen documentation in order to inlcude formulas, biblio references etc

Editors

• vim with vim-latex
• Kile
• Emacs + plugin
• Eclipse + TeXlipse

Windows

• MiKTeX - LaTeX implementation
• TeXnicCenter - editor