NFS TexEd 1.7 is a popular texture editing tool used by the Need for Speed

nfs-texed is a small open-source tool for editing and converting Nintendo DS Nitro File System (NFS) texture/metadata files used in some homebrew and ROM-hacking workflows. Version 1.7 adds improved format parsing, batch conversion options, and better support for common DS texture encodings (CI4/CI8/RGBA16/RGB5A3). Below is a practical resource with examples to help you get started.