In addition to Emacs:<div><br></div><div> - There&#39;s the SchemeWay plugin (<a href="http://sourceforge.net/projects/schemeway/">http://sourceforge.net/projects/schemeway/</a>) for Eclipse (<a href="http://www.eclipse.org/">http://www.eclipse.org/</a>), using which you can edit Scheme code. It highlights the other parenthesis, does automatic code formatting using the Tab key, and has syntax highlighting.</div>
<div><div><br></div><div> - A real basic alternative for minor hacking could be Vim (<a href="http://www.vim.org">www.vim.org</a>) - it highlights the other parenthesis, and has syntax highlighting.</div><div><br></div><div>
 - Jazz Scheme has an editor</div><div><br></div><div>Mikael</div><div><br></div></div>