Welcome to the Nitro Tools collection by Gota7! Here you can find some useful tools for editing sdat.
Nitro Studio is probably what you came here for.
Nitro Studio - GUI editor for SDAT files.
SymbTool - Editor for symb.bin
InfoTool - Editor for info.bin
Nintendo, Tools. Gericom, NitroLib, SSEQ Players. Bloom, Testing, Suggestions. Josh, SDAT Research. Crystal, SDAT Research. Nintendon, SDAT Research. DJ Bouche, SDAT Research. VGMTrans, SDAT Research. RoadrunnerWMC, SDAT Research. Loveemu, SDAT Research, Tools. Gota7, Nitro Studio and Structures.
2017-2018 Gota7, Gericom (Everything but tools and images)