ImageMagick Alternatives for Linux
There are many alternatives to ImageMagick for Linux if you are looking to replace it. The most popular Linux alternative is 
XnConvert. It's not free, so if you're looking for a free alternative, you could try 
GraphicsMagick or 
pngquant. If that doesn't suit you, our users have ranked more than 50 alternatives to ImageMagick and 12 are available for Linux so hopefully you can find a suitable replacement. Other interesting Linux alternatives to ImageMagick are 
Phatch (Free, Open Source), 
G'MIC (Free, Open Source), 
Gifsicle (Free, Open Source) and 
Converseen (Free, Open Source).
- XnConvert is an easy image converter for graphic files, photos and images available on Windows, MacOSX and Linux.
- GraphicsMagick is the swiss army knife of image processing. Comprised of 282K physical lines (according to David A.
- pngquant is a command-line utility and a library for lossy compression of PNG images.
- Phatch is an user friendly, cross-platform Photo Batch Processor and Exif Renamer with a nice graphical user interface.
- G'MIC is a full-featured open-source framework for image processing, distributed under the CeCILL free software licenses (LGPL-like and/or GPL-compatible).
- Gifsicle is a command-line tool for creating, editing, and getting information about GIF images and animations. Making a GIF animation with gifsicle is easy.
- Converseen is a free cross-platform batch image processor for Windows and Linux that allows you to convert, resize, rotate and flip an infinite number of images with a mouse click.
- SharpShot is a multi-platform picture editing software. It is meant for people who think...
- NConvert is a powerful command line multi-platform batch image processor with more than 80 commands. Compatible with 500 image formats.FeaturesExtensive Toolset
- libvips is a demand-driven, horizontally threaded image processing library. Compared to similar libraries, libvips runs quickly and uses little memory.