| Beginner - Basic usage | PF | PFApplyVec | PFSet |
| PFApply | PFDestroy | PFType |
| Intermediate - Setting options for algorithms and data structures | PFGetType | PFSetType |
| PFSetFromOptions | PFViewFromOptions | |
| Advanced - Setting more advanced options and customization | PFRegister | PFRegisterAll |
| Developer - Interfaces intended primarily for library developers, not for typical applications programmers | PFCreate | PFInitializePackage |
| PFFinalizePackage | PFView | |
| No deprecated routines | ||