OPT plug-in GenieSys MIDI Editor is intended for convenient work with MIDI tracks and for the advanced editing of MIDI events inside a MIDI-track. GenieSys MIDI Editor provides an extremely flexible and easy way to visual control of MIDI editing process. GenieSys MIDI Editor works with Sonic Foundry ACID Pro 4.0 and other software that supported YAMAHA Open Plug-in Technology Level 3. - Tracks Mapper - Piano Roll - Editor of Velocity, Pitch Wheel Band, Controllers - Tempo Mapper - Additions modules etc...