system environment/libraries
- ImageMagick-c++ - ImageMagick Magick++ library (C++ bindings)
- ImageMagick-perl - ImageMagick perl bindings
- cairo - 2차원(2D) 그래픽 라이브러리
- cairo-gobject - GObject bindings for cairo
- gd - A graphics library for quick creation of PNG or JPEG images
- gdk-pixbuf2 - An image loading library
- giflib - Library for manipulating GIF format image files
- pango - System for layout and rendering of internationalized text