Orange Documentation

Widget catalog

Widget catalog contains descriptions of most widgets as they appear in the latest version of Orange.

Orange Documentation

Scripting documentation

A beginner should start with the Quick start manual, which shows how to do simple stuff like loading data and constructing classifiers.

For everyday programming in Orange, use Reference.

If you would like to write new widgets you should also take a look at the Widget development manual.

White Papers

Orange Widgets
A white paper with brief overview of explorative data analysis and visual construction of applications.
Installation for Mac OS
An installation guide for Orange on Mac OS X.
Orange Widgets for Functional Genomics
A catalog of Orange widgets for some tasks in functional genomics with emphasis on microarray data analysis, GO gene annotation, and gene mapping.


Two pages about Orange data mining framework.
Orange Visual Programming
Starter for visual programming in Orange, Orange widgets and data mining schemas.