This is @tianmuxia texture converter tool, which I localized in English for easier use by English speakers. Their tool extracts and converts .g1t files into .dds for editing and modification in photoshop. If you wish to save your edited dds, you need the Intel DDS photoshop plug-in, because the nvidia one will not cut it in most cases I've seen. https://software.intel.com/en-us/articles/intel-texture-works-plugin I only localized two of the tools, the only ones I needed: G1T to DDS D