HyperSID is a subtractive synthesizer with all the C64 SID chip hardware capabilities besides many new software based features So you can take advantage of various Controlling features of a VSTi and also real analog sound with SID character.Real time integration between software and hardware makes HyperSID act like the other VST instruments in your host application.

Software plugin main features:
- Advanced LFO (freq=0.01-30.00Hz with 0.01Hz resolution per step)
- Filter envelope (range=0.001-4s with 0.001ms resolution per step)
- Envelope2 (range=0.001-4s with 0.001ms resolution per step) which can modulate Pulse Width, Pitch and LFO rate.
- Ultra fast arpeggiator which is capable to produce classic and SIDish arp up to 4000bpm tempo.
- Key and velocity tracking for Cut off
- OSC transpose range +36 to -36 Semitone
- OSC cent range -50 to +50 Cent
- Oscillator Phase Sync
- Pitch-bend wheel with adjustable range
- Clean sound without any Self oscillating in most of the Presets
- Flexible preset manager with save and load function
- Independent MIDI out path from host
- Automatic real time synchronization between software and hardware
- logarithmic and linear curve mode for filter Cut off
- FPB control module

SID based features:
- 3 OSC per key (Monophonic)
- 1 OSC per key (3 Voice polyphonic)
- 4 Waveforms per OSC Tri , Saw ,Noise, Pulse (combinatorial)
- OSC ring modulation
- OSC synchronization
- 3 Amp Envelope ADSR
- Multimode analog filter 12dB/Octave HP , LP , BP and (combinatorial)

The license of this software is Freeware, you can free download and free use this music mixer software.