Modules
Here is a list of all modules:

array | The array is a simple "two-dimensional array of numbers" data structure
color | The color data type is responsible for providing colour conversion features
curve | The curve type models a linear, spline or gamma curve
intl-internal | Internationalisation functions are used to localise Gimp-Print by translating strings into the user's native language
intl | Internationalisation functions are used to localise Gimp-Print by translating strings into the user's native language
version | Version information
image | The image type is an abstract data type for interfacing with the image creation program
list | The list data type implements a fast generic doubly-linked list
papersize | The papersize describes the dimensions of a paper
printer | The printer type represents a printer model
sequence | The sequence is a simple "vector of numbers" data structure
util | Utility functions
vars | The vars data type contains all the information about a print job, this includes information such as the printer model, paper size, print resolution etc