TeX is a macro processor that provides complete control over typographical formatting. Most people who use TeX, however, utilize one of several macro packages that provide an easier interface. The two most popular are LaTeX, originally written by Leslie Lamport, and plain TeX, written by Knuth.
TeX Users Group home page Offers meeting, event and group information as well as links to related Web resources and user groups, and information about TeX software, vendors, projects, and publications.