| Basic Object Model | Generic item reflection classes |
| General purpose | Generic language and type oriented functions. |
| Message oriented model | Functions and classes supporting Message Oriented Programming (MOP) |
| Raw memory manipulation functions. | DANGEROUS group of functions and methods manipulating memory. |
| Support for coroutines | All that's useful for coroutines. |
| System Support | Function and classes supporting OS and environment. |
| The Falcon Error System. | Falcon classes reflecting internal errors. |