| ►avm | Audio/Video Manager |
| AVM System Config | |
| DRC | |
| TV | |
| Camera | |
| ►coreinit | Contains all core operating system functions such as threads, synchronisation objects, filesystem, memory, exception handling, etc.. |
| Alarms | The alarm family of functions are used for creating alarms which call a callback or wake up waiting threads after a period of time |
| Atomic Operations | These functions are used for atomically operating on 32 bit values in memory |
| Atomic Operations 64 bit | These functions are used for atomically operating on 64 bit values in memory |
| BSP | |
| Cache | Interface to the low-level caching system of the PowerPC processor |
| Codegen | Controls a memory area that can switch between writable and executable states, allowing dynamic code generation |
| Condition Variable | Standard condition variable implementation |
| Context | |
| CopyData | |
| Core | Provides information about each core of the system's processor |
| Coroutines | |
| COS Report | |
| Debug | |
| Dynamic Loading | |
| Energy saver | |
| Event Object | Standard event object implementation |
| Exception Handling | |
| Exit | |
| Fast Condition Variable | A condition variable to be used with an OSFastMutex |
| Fast Mutex | Similar to OSMutex but tries to acquire the mutex without using the global scheduler lock, and does not test for thread cancel |
| Fiber | |
| Filesystem | Mount, access and modify filesystems directly |
| Foreground Management | |
| IM | |
| Interrupt Management | |
| IOS | |
| Coreinit_kernel | |
| Launch | |
| MCP | |
| Block Heap | |
| Default Heap | |
| Expanded Heap | |
| Frame Heap | |
| Common Memory Heap | Common memory heap fucntions |
| Memory List | |
| Memory | |
| Memory Map | |
| Unit Heap | |
| Message Queue | |
| Mutex | Standard mutex object, supports recursive locking |
| Rendezvous | |
| Scheduler | |
| Screen | Software-rendered graphics system, suitable for text output and simple graphics |
| Semaphore | Similar to Windows Semaphore Objects |
| SMD | IOS <-> PPC message dequeue |
| Spinlock | |
| System Info | |
| Task Queue | |
| Thread | Manage and run threads on each of the system's cores |
| Thread Queue | |
| Time | |
| Title | |
| User Config | |
| ►dmae | DMA Engine |
| Memory Operations | |
| Synchronization | |
| ►erreula | C++ linkage for the error viewer, see nn::erreula for general use |
| RPL Interface | C++ linkage for erreula, see nn::erreula for general use |
| ►gx2 | Graphics driver |
| Clear | |
| Context State | |
| Debug | |
| Display | |
| Display List | |
| Draw | |
| Enums | |
| Event | |
| Memory | |
| Registers | |
| Sampler | |
| Shaders | |
| State | |
| Surface | |
| Swap | |
| Temp | |
| Tessellation | |
| Texture | |
| Utils | |
| ►gx2r | Contains utilities to help manage memory invalidation for gx2 |
| Buffer | |
| Display List | |
| Draw | |
| Memory | |
| Resource | |
| Surface | |
| H264 Decode | |
| H264 Stream | |
| Microphone | |
| ►nfc | Near Field Communication (NFC) |
| Nfc_nfc | Near Field Communication (NFC) |
| ►nn_ac | Auto Connect API, used for managing and connecting to internet connection profiles |
| Auto Connect C API | C functions for the Auto Connect API |
| Auto Connect C++ API | C++ functions for the Auto Connect API (see nn::ac) |
| ►nn_acp | |
| Nn_acp_device | |
| Result | Result codes used by nn_acp |
| Save | Save data services |
| Title | Information and control of installed title metadata |
| ►nn_act | Accounts API, manages user profiles and personal info |
| Accounts Client API | Personal information and accounts service client managment (see nn::act) |
| ►nn_ccr | |
| Nn_ccr_sys | (see nn::ccr) |
| Nn_ccr_sys_caffeine | (see nn::ccr) |
| nn_cmpt | Wii backwards compatibility (vWii) |
| ►nn_erreula | Graphical error viewer, supporting several languages and configurations |
| Error Viewer | See nn::erreula |
| Mii binary format | Binary format for Mii storage and exchange |
| ►nn_fp | Friend Presence API |
| Friends Presence | See nn::fp |
| ►nn_hpad | Library for using the USB Gamecube Controller Adapter (HID Pad?) |
| Nn_hpad_beta | Beta functions for HPAD |
| Nn_hpad_hpad | Functions for using the USB Gamecube Controller Adapter |
| ►nn_nets2 | Network functions 2 |
| Nn_nets2_somemopt | User provided socket memory options |
| Amiibo Settings | Amiibo Settings applet related functionality (see nn::nfp) |
| ►nn | Helper functions and classes for other APIs |
| Result | Result structure used by nn libraries (C++: see nn::Result) |
| ►nn_pdm | Log Activities for Titles (see nn::pdm) |
| Nn_pdm_c | C functions for PDM |
| nn_save | |
| nn_sl | |
| nn_spm | Functions for extended storage (see nn::spm) |
| ►nn_swkbd | Graphical software keyboard, supporting several languages and configurations |
| Software Keyboard | See nn::swkbd |
| nn_temp | |
| ►nsysccr | |
| Nsysccr_ccr | |
| Nsysccr_cdc | |
| Nsysccr_cfg | |
| Raw HID data of the DRCs | |
| Nsysccr_cdc_irda | InfraRed Data |
| ►nsyshid | Human Input Device functions |
| HID API | |
| ►nsysnet | Network functions |
| Netdb | |
| Socket | |
| Nsysnet_misc | |
| Nsysnet_netconfig | |
| Nintendo SSL | The NSSL library is Nintendo's interface for making SSL connections on the Wii U |
| nsysuhs | |
| ►ntag | Nintendo? Tag (NTAG) |
| Ntag_ntag | Nintendo? Tag (NTAG) |
| ►padscore | Input library for Wii controllers |
| KPAD | KPAD is a high-level library over WPAD |
| WPAD | WPAD is a low-level library under KPAD |
| ►proc_ui | Process management library used for managing transitions between foreground and background applications |
| ProcUI Memory Operations | |
| ProcUI | The ProcUI group of functions provide an interface to manage transitions between the different states of an application |
| ►sndcore2 | Sound playback and utility library |
| Core | |
| Device | |
| DRC VS | |
| Result | |
| Voice | |
| ►swkbd | C++ linkage for the software keyboard, see nn::swkbd for general use |
| RPL Interface | C++ linkage for swkbd, see nn::swkbd for general use |
| ►sysapp | Functions to switch applications, launch overlay apps and perform other multitasking functions |
| SYSAPP Arguments | |
| SYSAPP Launch | Functions to launch and restart titles or system applications |
| SYSAPP Switch | Functions to open overlay applications (eShop, manual etc.) |
| SYSAPP Title | Functions to check titles and their IDs, as well as retreiving some metadata about them |
| ►tve | TV Encoder |
| TVE | |
| ►vpad | Input library for the Wii U Gamepad (Display Remote Controller) |
| VPAD Input | |
| ►vpadbase | Wii U Gamepad base library |
| VPAD Base | |
