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This is the Spectra project ("spectrag")
This project was registered on SourceForge.net on Oct 19, 2007, and is described by the project team as follows:
Program to generate, edit, analyze and convert gradients and palettes (color schemes). Colorspaces: RGB, CMY, HSV, CMYK, RYB (Itten's) Formats: ggr (The Gimp), map (255 RGB colorpoints), ugr (UltraFractal), gpl (Gimp Palettes, used in Inkscape and The Gimp). Gradients and palettes are created and edited by means of formulas (included).
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