You can use UABE (Unity Assets Bundle Extractor) or AssetStudio to view and replace textures, sounds, and 3D models. 3. Feature Development Methods
To see your feature in action, you usually don't rebuild the NSP (which is difficult). Instead:
This is the standard for Unity modding. You write a "plugin" in C# that "hooks" into the game’s code while it’s running. Example: Creating a "Fast Travel" menu or changing gravity. Asset Replacement: Swapping existing files for new ones. Lil Gator Game (NSP)(Update 1.0.1).rar
Use a utility like WinRAR or 7-Zip to extract the .nsp file.
To develop features, you first need to access the game's internal data. You can use UABE (Unity Assets Bundle Extractor)
Example: Adding a new "hat" or "shield" by replacing an existing model in the RomFS. 4. Testing Your Feature
Place your modified files in atmosphere/contents/[TitleID]/romfs/ . The game will load your new features instead of the original ones when it boots. Instead: This is the standard for Unity modding
Use tools like Hactool or NXTools to extract the RomFS (Game Assets) and ExeFS (Game Code) from the NSP. This allows you to see the 3D models, scripts, and engine files. 2. Identify the Engine