About Harmony Assistant
Harmony-assistant is a software that as many possibilities
here are some one :
You can draw any symbol you need, change the colour or the size or the shape or the gate time of the notes individually,
you can use your own instruments, or import SF2 or use a good soundbank (30 $ only)
You can use automatic accompaniement or import styles (like yamaha sty)
You can write lyrics and hear a virtual singer sing it, in english, italian, latin ...
you can play music even on a computer which has no real sound card (you only need a DAC)
All ornements (glissando, trills .... are fully editable)
The script language in LUA is very powerfull
And many other features incredible
the cost : 70 $ and free update for all your life
J-Paul