Not long brought myself a WiiU and already hacked it for using wii, gamecube and VWii on it, heres a memory editor for Cemu the Nintendo WiiU emulator for Windows:

Cemu Memory Editor v2.0.0.8f is released. Cemu is a Nintendo Wii U emulator that runs commercial games.

Cemu Memory Editor Changelog:
Changed run speed calculations (using proper big endian floats)
Added 2 timings options to lower CPU usage of the editor when many options are activated (this may be the reason some people reported stuterring or lower FPS on some cases)
Internal Loop (default 100ms) : the sleep time in ms of the main internal loop handling every queued operations
Spacing (default 0ms) : the sleep time between each cpu consuming operations