IDA Pro

IDA Pro, also referred to as simply IDA, is an advanced reverse engineering software which is objectively superior to Ghidra, at the cost of not being free unless you have a educational license from your school/university.

Unlike Ghidra, all latest versions (IDA 7.2+) of IDA are NSMBU-compatible with the help of the plugin below.

Wii U Loader Plugin
Like Ghidra, IDA does not support Wii U RPX/RPL files out of the box, so you need to install the Wii U Loader Plugin for it, links for which are provided below:


 * Direct Download Mirror
 * GBATemp Thread
 * Source Code (GitHub)

Plugin Installation
Extract the  into the   folder (or wherever your IDA Pro installation folder is located).

Now you can open any RPX/RPL in IDA and choose the Wii U loader, which should be listed as " ".