A little bit of a Linux fest this week, but Windows and Mac users need not worry because there's still a lot for you to download. Some of the software is Open Source but as always read the individual license agreements.
All links take you to the full software page where you can download, view screenshots and view system requirements.
Taply v1.3.1 is a simple soundfile player designed for quickly previewing from large collections.
OS X: http://www.hitsquad.com/smm/programs/Taply/
Dropsound v2.90, sort of like the above, is a sound-playing app made for digital music-makers.
OS X: http://www.hitsquad.com/smm/programs/Dropsound/
Curve v0.2 beta is a VST wavetable synthesizer.
Win: http://www.hitsquad.com/smm/programs/Curve/
VstNotes v1.0 lets you take notes and add comments with your sequencer tracks.
Win: http://www.hitsquad.com/smm/programs/VstNotes/
Gneutronica v0.25 is a MIDI drum machine.
Linux: http://www.hitsquad.com/smm/programs/Gneutronica/
Kmetronome v0.6 is a MIDI based metronome.
Linux: http://www.hitsquad.com/smm/programs/Kmetronome/
Smack v0.1.0 - the sample-free drum synth.
Linux: http://www.hitsquad.com/smm/programs/SmackDrums/
Ecasound v2.4.2 is a multitrack audio processing tool.
Linux: http://www.hitsquad.com/smm/programs/Ecasound/
LazySnake v1.0.2 is a VST electric piano.
Win: http://www.hitsquad.com/smm/programs/LazySnake/
Make sure to check out the rest of the Freeware/Open Source software and plug-ins, plus the latest Shareware and demos for this week at http://www.hitsquad.com/smm/new.html