imagemagick-full

Convert, edit, and transform images in multiple formats

brewmacoslinux

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Tools and libraries to manipulate images in many formats

convertidentifycompositemogrifydisplaymontageimportanimate

resize image to smaller dimensions$ convert input.jpg -resize 800x600 output.jpg

convert image between different file formats$ convert photo.png photo.jpg

get image width height and file information$ identify image.jpg

compress image and reduce file size$ convert input.jpg -quality 85 output.jpg

rotate image by specific degrees$ convert input.jpg -rotate 90 output.jpg