There are a number of exciting projects in the Linux audio that may be of interest here. I'll just name a few, in no particular order, that have tickled my interest.<p>setBfree - A DSP Tonewheel Organ emulator.
<a href="https://github.com/pantherb/setBfree" rel="nofollow">https://github.com/pantherb/setBfree</a><p>alvdrums.lv2 - a simple Drum Sample Player Plugin
<a href="https://github.com/x42/avldrums.lv2" rel="nofollow">https://github.com/x42/avldrums.lv2</a><p>The rest of the x42 suite:
<a href="http://x42-plugins.com/x42/" rel="nofollow">http://x42-plugins.com/x42/</a><p>The zam-plugins suite:
<a href="http://www.zamaudio.com/?p=976" rel="nofollow">http://www.zamaudio.com/?p=976</a><p>giada - your hardcore loop machine
<a href="https://www.giadamusic.com/" rel="nofollow">https://www.giadamusic.com/</a><p>Helm - a great sounding (to me) software synthesizer
<a href="http://tytel.org/helm/" rel="nofollow">http://tytel.org/helm/</a><p>ZynAddSubFX's new GUI
<a href="http://zynaddsubfx.sourceforge.net/zyn-fusion.html" rel="nofollow">http://zynaddsubfx.sourceforge.net/zyn-fusion.html</a>
An amazing software synth even without this new GUI.<p>Guitarix - a guitar/bass amp and effects modler
<a href="http://guitarix.org/" rel="nofollow">http://guitarix.org/</a><p>Bitwig Studio - A proprietary DAW available on Linux
<a href="https://www.bitwig.com/en/home.html" rel="nofollow">https://www.bitwig.com/en/home.html</a><p>u-he plugin suit available on Linux
<a href="http://www.kvraudio.com/forum/viewtopic.php?t=424953" rel="nofollow">http://www.kvraudio.com/forum/viewtopic.php?t=424953</a><p>I'm sure there are a few more that I'm forgetting right now.