Version 4.0 has been posted on the first page of this thread to support 10.5 users.
The color space bug in the engine has been fixed so all color spaces are supported,
as long as all fixtures are in the same color space prior to applying the tool.
VERY cool results when applying the tool on fixtures in HSL or HSV color space.
Open Source software contributions and discussions that supplement or extend the Palette / Light Palette software