Just applying patches, testing and reporting back is helpful.
<li>
<b>Driver debugging.</b>
-There are plenty of open bugs in the <a href="https://bugs.freedesktop.org/describecomponents.cgi?product=Mesa">bug database</a>.
+There are plenty of open bugs in the <a href="https://gitlab.freedesktop.org/mesa/mesa/issues">bug database</a>.
<li>
<b>Remove aliasing warnings.</b>
-Enable gcc -Wstrict-aliasing=2 -fstrict-aliasing and track down aliasing
-issues in the code.
+Enable gcc's <code>-Wstrict-aliasing=2 -fstrict-aliasing</code> arguments, and
+track down aliasing issues in the code.
<li>
<b>Contribute more tests to
<a href="https://piglit.freedesktop.org/">Piglit</a>.</b>