IrfanView

View a huge variety of image files, including GIF, RAW, and CAD formats. Rotate, cut, and crop your pictures, alter color depth, insert a watermark, and apply effects, like Sharpen, Blur, or Adobe 8BF. Capture your screen, create slideshows in EXE/SCR and burn to CD discs, batch convert photos, and draw lines, shapes, and arrows.