\documentclass{article}

\usepackage{multind}

\makeindex{programs}
\makeindex{authors}

\begin{document}
  Knuth\index{authors}{Knuth}
    is the author of
    \TeX\index{programs}{TeX@\TeX}.

\printindex{programs}{Index of Programs}
\printindex{authors}{Index of Authors}
\end{document}
