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<div><a href="index.html" title="">Macaulay2Doc</a> > <a href="___The_sp__Macaulay2_splanguage.html" title="">The Macaulay2 language</a> > <a href="_packages.html" title="">packages</a></div>
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<div><h1>packages</h1>
<div>A package is a body of Macaulay2 source code devoted to a particular topic. Many packages are distributed with Macaulay2, and others are available from various users on the internet.<p/>
For more detailed information about packages, see <a href="___Package.html" title="the class of all packages">Package</a>.</div>
<div class="single"><h2>See also</h2>
<ul><li><span><a href="_packages_spprovided_spwith_sp__Macaulay2.html" title="">packages provided with Macaulay2</a></span></li>
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<div><h3>Menu</h3>
<h4>Using existing packages</h4>
<ul><li><span><a href="_needs__Package.html" title="load a package if not already loaded">needsPackage</a> -- load a package if not already loaded</span></li>
<li><span><a href="_load__Package.html" title="load a package">loadPackage</a> -- load a package</span></li>
<li><span><a href="_install__Package.html" title="load and install a package and its documentation ">installPackage</a> -- load and install a package and its documentation </span></li>
<li><span><a href="_loaded__Packages.html" title="the list of loaded packages">loadedPackages</a> -- the list of loaded packages</span></li>
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<h4>Creating new packages</h4>
<ul><li><span><a href="_creating_spa_sppackage.html" title="">creating a package</a></span></li>
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<h4>Downloading packages</h4>
<ul><li><span>getPackage, see <span><a href="_get__Package_lp__String_rp.html" title="download a package from the repository">getPackage(String)</a> -- download a package from the repository</span></span></li>
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