Here are the classes, structs, unions and interfaces with brief descriptions:

CCell
CLamb	JIT exception-escape context; opaque to library users (ll_vm_internal.h)
CLambPreSettings
CLambStdioClass
CLL_File
CLL_File_System
CLL_Panel	A board's panel: geometry, model, and the five operations. See the note above on NULL
CLL_String
CLLArduinoBackend
CLLArduinoBufPrint
CLLArduinoSerial
CLLGpiodLine
CLLGpiodPin
CPrint