| canvas | FRP.UISF.Widget, FRP.UISF |
| canvas' | FRP.UISF.Widget, FRP.UISF |
| Char | FRP.UISF.UITypes |
| char | FRP.UISF.UITypes |
| CharWrap | FRP.UISF.Graphics.Text, FRP.UISF.Graphics, FRP.UISF |
| checkbox | FRP.UISF.Widget, FRP.UISF |
| checkboxEx | FRP.UISF.Examples.Examples |
| checkboxS | FRP.UISF.Widget |
| checkGroup | FRP.UISF.Widget, FRP.UISF |
| checkGroupS | FRP.UISF.Widget |
| circleFilled | FRP.UISF.Graphics.Graphic, FRP.UISF.Graphics |
| circleOutline | FRP.UISF.Graphics.Graphic, FRP.UISF.Graphics |
| ClearBuffer | FRP.UISF.AuxFunctions, FRP.UISF |
| closeWindow | FRP.UISF.Render.GLUT |
| Color | FRP.UISF.Graphics.Color, FRP.UISF.Graphics, FRP.UISF |
| colorDemo | FRP.UISF.Examples.Examples |
| coloredUIText | FRP.UISF.Graphics.Text, FRP.UISF.Graphics |
| colorToRGB | FRP.UISF.Graphics.Color, FRP.UISF.Graphics |
| concatA | FRP.UISF.AuxFunctions, FRP.UISF |
| conjoin | FRP.UISF.UISF |
| constA | FRP.UISF.AuxFunctions, FRP.UISF |
| constSF | FRP.UISF.AuxFunctions, FRP.UISF |
| crud | FRP.UISF.Examples.Crud |
| crudUISF | FRP.UISF.Examples.Crud |
| CTX | |
| 1 (Type/Class) | FRP.UISF.UITypes |
| 2 (Data Constructor) | FRP.UISF.UITypes |
| Cyan | FRP.UISF.Graphics.Color, FRP.UISF.Graphics, FRP.UISF |
| cyclebox | FRP.UISF.Widget.Construction |
| cycleboxS | FRP.UISF.Widget.Construction |