1 Font structures and contracts

      1.1 Functions

        1.1.1 Reading and writing UFOs

        1.1.2 Inspecting glyphs and layers

        1.1.3 Sidebearings and spacing properties

        1.1.4 Rounding coordinates

        1.1.5 Contours, components, anchors and guidelines

        1.1.6 kerning

        1.1.7 More

    2 Spacing fonts

    3 Accessing and modifying data

    4 Interpolations and font math

    5 Geometry

      5.1 Bezier Curves

        5.1.1 Boolean operations

      5.2 Bounding Boxes

    6 Parametric fonts and font macros

      6.1 Bezier paths

      6.2 Glyphs and Fonts

      6.3 Other functions and macros

    7 Graphical interfaces

    8 Utilities