G NU Image Manipulation Program (GIMP) is the longtime open-source photo editing alternative to Adobe’s category-leading ...

Sentinel imagery can be thought of as Europe’s equivalent of Landsat imagery. It is freely available just like Landsat imagery, but higher resolution. Today we are having a look at how to process it ...

The GNU Image Manipulation Program is a free editor that retouches and enhances images. GIMP 2.6 provides a "Color Picker Tool" that samples a small section of your image file. This color sample ...

Photographers and artists can enhance the look and feel of an image by modifying its colors. For example, you can remove red eye or other facial blemishes, or even change the color of the sky or other ...