http://www.lostgallifreyan.pwp.blueyonder.co.uk Please don't dismiss this as spam.
It's free, for one thing, open source.
It's an editor for SysEx voice and bank files for 6-Operator FM synthesisers.
Please visit that site if you are interested, as all the details are there. Also, while I'll check back here at times, the way to grab my attention is to post on my LiveJournal. It never fails. >:)
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I'll think of something. Sometime. Maybe...