GIMP Plugin Registry

It generates a ruler to embed into geographical maps. It allows to customize scale, colors and other things.

The main options are: Step(px) and Step(unit). They define the scale of the rule. Each "px" a step is drawn, representing "unit" kilometers, miles or meters, etc.

See the Screenshots

This script is by JD Smith and updated for GIMP 2.3+ by Alan Stewart. Main website: http://turtle.as.arizona.edu/jdsmith/exposure_blend.php
After installation, you can access the script from [Toolbox]/Xtns/Photography/Exposure Blend...

exposure-blend makes quick work of blending 3 bracketed exposures into a detailed, realistic, extended contrast image. It has many features to save you the drudgery of assembling contrast blended stacks yourself:  read more »