# ROOT class categories

The ROOT framework is subdivided into several class categories.

### Basic ROOT classes

  Inheritance tree (gif, PostScript)

  ### Container classes

  Inheritance tree (gif, PostScript)

  ### Histogram, Ntuples and Minimization

  Inheritance tree (gif, PostScript)

  ### 2D graphics

  Inheritance tree (gif, PostScript) see also GXW and PostScript

  ### 3D graphics and Detector geometry

  Inheritance tree (gif, PostScript)

  ### Graphical User Interface

  Inheritance tree (gif, PostScript)

  ### Interactive Interface

  Inheritance tree (gif, PostScript)

  ### Documentation

This web site is under construction.