CTAN has a new package: xargs

[CTAN Announcements]

A new package has gone up at tug.ctan.org and should soon be at your favorite
mirror.

Thanks again,
Jim Hefferon
Saint Michael's College

.......................................................................

The following information was provided by our fellow contributor:

Name of contribution: xargs
Author's name: Manuel  Pégourié-Gonnard
Location on CTAN: /macros/latex/contrib/xargs
Summary description: Easily defining commands with many optional arguments
License type: lppl

Announcement text: 
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The xargs package provides extended versions of \newcommand and other 
LaTeX commands, allowing easy and robust definition of macros with many 
optional arguments, with a nice xkeyval-style syntax. 
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This package is located at 
   http://tug.ctan.org/tex-archive/macros/latex/contrib/xargs
.  More information is at
   http://tug.ctan.org/pkg/xargs
(if the package is new it may take a day for that information to 
appear).  We are supported by the TeX Users Group http://www.tug.org .  
Please join a users group; see http://www.tug.org/usergroups.html .