GIMP

GIMP is a free and open-source image editing software. It is a powerful tool that can be used for various tasks, including web design. GIMP offers a wide range of features, including a variety of painting and drawing tools, the ability to create and edit layers, the ability to import and export a variety of file formats, the ability to create and use plugins & a wide range of filters and effects. GIMP has a large and active community of users and developers. This means that a lot of support is available for GIMP, including tutorials, plugins, and documentation.