<h2><a href="http://www.boost.org/">Boost</a></h2>

<p>Boost provides free peer-reviewed portable C++ source libraries.</p>

<p>Boost emphasizes libraries that work well with the C++ Standard

  Library.  Boost libraries are intended to be widely useful, and usable

  across a broad spectrum of applications.  The Boost license encourages

  both commercial and non-commercial use.</p>

<p>Boost aims to establish &ldquo;existing practice&rdquo; and provide

reference implementations so that Boost libraries are suitable for

eventual standardization. Ten Boost libraries are already included in the

becoming part of a future C++ Standard. More Boost libraries are proposed

for the upcoming TR2.</p>

<h2><a href="http://www.busybox.net">BusyBox</a></h2>

<p>BusyBox combines tiny versions of many common UNIX utilities into a

single small executable. It provides replacements for most of the

utilities you usually find in GNU fileutils, shellutils, etc. The

utilities in BusyBox generally have fewer options than their

full-featured GNU cousins; however, the options that are included

provide the expected functionality and behave very much like their GNU

counterparts. BusyBox provides a fairly complete environment for any