# PETSc Options, IO, and System Utilities

PETSc provides a variety of "system" level routines, including parallel file
access, graphics, options management, and synchronized printing to screen.

<p>

<p>
Source files
<p><a href="parula.h.html">parula.h</a><br>
<a href="coolwarm.h.html">coolwarm.h</a><br>
<a href="plasma.h.html">plasma.h</a><br>
<a href="inferno.h.html">inferno.h</a><br>
<a href="viridis.h.html">viridis.h</a><br>
<a href="magma.h.html">magma.h</a><br>