Gimp - free photo editor

Gimp can work with layers, maintains a complete history of image editing, if you do at some stage a mistake, you can easily go back and fix it. With the editor you can change the file format (convert and edit *. Bmp, *. Gif, *. Jpeg, *. Mng, *. Pcx, *. Pdf, *. Png, *. Ps, *. Psd, *. Svg , *. tiff, *. tga, *. xpm), change the file size, adjust brightness and contrast of images (photographs), and more.