Both libraries share the following new features:
- GUI for Plogue Sforzando.
- Vibrato controls with humanization.
- Dynamics of bowed notes can be controlled by either velocity or mod wheel.
- Scripted legato and portamento.
- Infinite sustain for bowed notes.
- AHDSR envelope.
In addition, the Kontakt version of the Karoryfer x bigcat cello now uses the WIPS Kontakt scripts, which also include humanized vibrato and scripted legato and portamento. Both libraries remain free and open source.