Packages X
Define commands with many optional arguments
A LaTeX 2.09 document style with 7pt, 8pt and 9pt options
Create and search bibtex databases
An X-Windows utility for adding to a BibTeX database
Use citation keys from a different document
A crossed-out version of Computer Modern
Rich boxed material for LaTeX 3
Driver-independent color extensions for LaTeX and pdfLaTeX
Allows selected environments to be included/excluded
Typeset (potentially long) recipes
Extending the LaTeX doc system
A DVI previewer for the X Window System
Support for CJK documents in X∃LaTeX
Support for color in X∃LaTeX
Support for colour in X∃LaTeX
Using Cyrillic languages in X∃TeX
Automatic index generation for X∃LaTeX
Persian for LaTeX, using X∃TeX
A string finder for X∃TeX
A bi-directional version of TeX
Strip TeX constructs from a file
An extended variant of TeX for use with Unicode sources
Colour and graphics support for X∃TeX
X∃TeX input map for Unicode Devanagari
Hyphenation for different variants of Greek, under X∃TeX
Itrans input maps for use with X∃LaTeX
Running PStricks under X∃TeX
X∃TeX input maps for Unicode Tibetan
Report font features in X∃TeX
Typeset Korean with X∃(La)TeX
Reference documentation of X∃TeX
Insert non-breakable spaces using X∃TeX
XWindows vector drawing program
A reimplementation of the LaTeX for-loop macro
Split-level fractions in latex2e*
Control text feeding onto the page
X∃LaTeX package for typesetting Greek language documents (beta release)
Extending \hrulefill
Extended conditional commands
Christmas silliness
A general-purpose index processor
Support for the Persian language in xindy
Expandable operations on long numbers
A Scientific Times-like font with support for mathematical typesetting
Extension of the keyval package
Provision for expandable macros in package options
Xkeyval viewer
Convert Excel (97 and above) tables to LaTeX tabulars
A TeX/LaTeX shell for X-windows
Calculates and displays arithmetic operations
"Extras" for LaTeX users of X∃TeX
Typeset Shakespeare's plays as marked up by Bosak
Support for parsing XML documents
Include eXtensible Metadata Platform data in PDFLaTeX
Define \global and \protected commands with \newcommand
Expandable macros that take an optional argument
A generic document command parser
Extending etoolbox patching commands
Viewing and manipulating PDF files
Commands to control PDF readers, under X11
Define commands that peek ahead in the input stream
Extensions of LaTeX picture drawing
Automatically add pinyin to Chinese characters
Process trailing punctuation which may be redundant
Support for writing about xiangqi
References to other LaTeX documents
Inter-document hyper-references
Only one warning for an undefined citation
An extension to the skak package for chess typesetting
Define commands that appear not to eat spaces
String manipulation for (La)TeX
Break tables across pages
Defining language-dependent text macros
An X11 TeX menu built on Tcl/Tk
A high-level interface for declaring document commands
Simple drawing program for LaTeX use
A shell/editor
Extract contents of LaTeX environments
Generate Unicode characters from accented glyphs
Graphics and text watermarks on selected pages
Pick an image from an X display
Draw syntactic trees, etc., for linguistics literature, using xy-pic
Commutative diagrams using XY-pic
Obsolete: Typesetting chemical structures
Flexible diagramming macros
A tutorial for XY-pic, in Portuguese
Tree macros using XY-Pic