It is highly likely based on uLoader, a tool that was actively developed around 2010 but has long since been abandoned.
Historically, Levi Loader served as a bridge for users who wanted a straightforward interface before more complex, theme-heavy loaders became the norm. In the context of "new" Wii developments in 2026, the term often refers to the continued optimization of these classic tools to handle larger SD cards (exceeding 32GB) and modern FAT32 formatting requirements. Key Features and Functionality levi loader wii new