# Legacy Constants

*API Collection*

## Topics

### Node Types

- [`LINE`](/Core/GlyphsCore/LINE)
- [`CURVE`](/Core/GlyphsCore/CURVE)
- [`OFFCURVE`](/Core/GlyphsCore/OFFCURVE)
- [`QCURVE`](/Core/GlyphsCore/QCURVE)
- [`QUART`](/Core/GlyphsCore/QUART)
- [`HOBBYCURVE`](/Core/GlyphsCore/HOBBYCURVE)
- [`SPECIAL`](/Core/GlyphsCore/SPECIAL)

### Node Connections

- [`SHARP`](/Core/GlyphsCore/SHARP)
- [`SMOOTH`](/Core/GlyphsCore/SMOOTH)

### Outline Formats

- [`GSOutlineFormatVariableCFF`](/Core/GlyphsCore/GSOutlineFormatVariableCFF)

## See Also

### Constants

- [Shape and Path Keys](/Core/GlyphsCore/Shape-and-Path-Keys)
- [Geometry and Grid Constants](/Core/GlyphsCore/Geometry-Constants)
- [Miscellaneous Constants](/Core/GlyphsCore/Miscellaneous-Constants)