gluas is a GIMP plug-in for prototyping image
processing algorithms using the Lua programming
language. It features a built in text editor, and the ability to preview the effect the algorithm will have directly on the image.
Information regarding Project Releases and Project Resources. Note that the information here is a quote from Freecode.com page, and the downloads themselves may not be hosted on OSDN.
Previous releases were not clearing the drawable on repeated previews. The global variables bound_x0, bound_y0, bound_x1, and bound_y1 have been added, and are useful for bounding to the active selection to reduce processing.