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<p>  program is -not- in the public domain. */</p>

<p><big> Limitations </big></p>
<p>Some of GLUT's original design decisions made it hard for programmers to perform desired tasks. This led many to create non-canon patches and extensions to GLUT. Some <a href="page.php?w=free_software">free software</a> or <a href="page.php?w=Open-source_software">open source</a> reimplementations also include fixes.</p>

<p>Some of the more notable limitations of the original GLUT library include:<br/>
* The library requires programmers to call <code>glutMainLoop()</code>,</p><p>
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