I've been using Regex Coach at http://www.weitz.de/regex-coach/ http://www.weitz.de/regex-coach/ for quite some time. This is a standalone tool on windows. An o

I've been using Regex Coach at http://www.weitz.de/regex-coach/ http://www.weitz.de/regex-coach/ for quite some time. This is a standalone tool on windows. An older release is available for Linux.