[mkb]

This list was posted on the 313techknow yahoo list last week. You might like it:

audio editor
- audacity
http://audacity.sourceforge.net/

vst instruments and effects
- andreas ersson
http://www.bostreammail.net/ers/vstplugins.html
- arguru stardust
http://www.aodix.com/pagestardust.html
- betabugs
http://www.betabugsaudio.com/plugs.php
- cockaigne
http://www.funkelectric.com/%7Ecockaigne/
- elogoxa
http://www.uv.es/~ruizcan/p_vst.htm
- e-phonic drumatic (a vst)
http://www.e-phonic.com/vstplugins/drumatic_3.html
drumatic vintage edition
http://www.e-phonic.com/vstplugins/drumatic_ve.html
- sascha eversmeier
http://www.digitalfishphones.com/ <- AWESOME!
- ichiro toda synth 1

http://www.geocities.jp/daichi1969/softsynth/index.html
- kjaerhus audio classic series
http://kjaerhusaudio.com/classic-series.php
- majken
http://www.majken.se/vst/
- odo synths
http://odosynths.panicnow.net/vst.html
- smartelectronix
http://www.smartelectronix.com/
- tobybear
http://www.tobybear.de/
- tweakbench
http://www.tweakbench.com/

drum synthesis (offline - not vsti)
- drumsynth 2.0
http://mda.smartelectronix.com/
- stomper hyperion
http://www.lysator.liu.se/~zap/stomper/index2.html

spectrum analysis
- fr(e)akoscope
http://mdsp.smartelectronix.com/
- voxengo span
http://www.voxengo.com/product/SPAN/