While every tool is slightly different, the general workflow for a portable converter follows these steps:
These tools are designed to run directly from a folder without needing a system-wide installation: cia to 3ds file converter portable
You're looking for a paper on converting CIA (CTR Importable Archive) files to 3DS (3D Model File) files, specifically a portable converter. I'll provide a general outline, and you can use it as a starting point for your research. While every tool is slightly different, the general
The industry standard for this conversion is a tool called (originally part of the 3DS hacking toolkit, often recompiled for Windows/Linux/macOS). Makerom can extract, rebuild, and convert between CIA and 3DS formats. Makerom can extract, rebuild, and convert between CIA
You can run the tool directly from a USB drive or a dedicated folder without cluttering your system registry.