Code change:
<ins> { lib, fetchFromGitHub, stdenv, makeWrapper, gitUpdater, python311Packages, tk, darwin, koboldLiteSupport ? true, config, cudaPackages ? { }, openblasSupport ? !stdenv.isDarwin, openblas, cublasSupport ? config.cudaSupport, clblastSupport ? stdenv.isLinux, clblast, ocl-icd, vulkanSupport ? true, vulkan-loader, metalSupport ? stdenv.isDarwin && stdenv.isAarch64, # You can find list of x86_64 options here: https://gcc.gnu.org/onlinedocs/gcc/x86-Options.html # For ARM here: https://gcc.gnu.org/onlinedocs/gcc/ARM-Options.html # If you set "march" to "native", specify "mtune" as well; otherwise, it will be set to "generic". (credit to: https://lemire.me/blog/2018/07/25/it-is-more-complicated-than-i-thought-mtune-march-in-gcc/) # For example, if you have an AMD Ryzen CPU, you will set "march" to "x86-64" and "mtune" to "znver2" march ? "", mtune ? "", }: let makeBool = option: bool: (if bool then "${option}=1" else ""); effectiveStdenv = if cublasSupport then cudaPackages.backendStdenv else stdenv; in effectiveStdenv.mkDerivation (finalAttrs: { pname = "koboldcpp"; version = "1.66"; src = fetchFromGitHub { owner = "LostRuins"; repo = "koboldcpp"; rev = "refs/tags/v${finalAttrs.version}"; sha256 = "sha256-3Gsbfxh3K3xa6Ofs9M9cfKWg0sxrolL8Ivx40iqvlA8="; }; enableParallelBuilding = true; nativeBuildInputs = [ makeWrapper python311Packages.wrapPython ]; pythonInputs = builtins.attrValues { inherit (python311Packages) tkinter customtkinter packaging; }; buildInputs = [ tk ] ++ finalAttrs.pythonInputs ++ lib.optionals effectiveStdenv.isDarwin [ darwin.apple_sdk_11_0.frameworks.Accelerate darwin.apple_sdk_11_0.frameworks.CoreVideo darwin.apple_sdk_11_0.frameworks.CoreGraphics darwin.apple_sdk_11_0.frameworks.CoreServices ] ++ lib.optionals metalSupport [ darwin.apple_sdk_11_0.frameworks.MetalKit darwin.apple_sdk_11_0.frameworks.Foundation darwin.apple_sdk_11_0.frameworks.MetalPerformanceShaders ] ++ lib.optionals openblasSupport [ openblas ] ++ lib.optionals cublasSupport [ cudaPackages.libcublas cudaPackages.cuda_nvcc cudaPackages.cuda_cudart cudaPackages.cuda_cccl ] ++ lib.optionals clblastSupport [ clblast ocl-icd ] ++ lib.optionals vulkanSupport [ vulkan-loader ]; pythonPath = finalAttrs.pythonInputs; darwinLdFlags = lib.optionals stdenv.isDarwin [ "-F${darwin.apple_sdk_11_0.frameworks.CoreServices}/Library/Frameworks" "-F${darwin.apple_sdk_11_0.frameworks.Accelerate}/Library/Frameworks" "-framework CoreServices" "-framework Accelerate" ]; metalLdFlags = lib.optionals metalSupport [ "-F${darwin.apple_sdk_11_0.frameworks.Foundation}/Library/Frameworks" "-F${darwin.apple_sdk_11_0.frameworks.Metal}/Library/Frameworks" "-framework Foundation" "-framework Metal" ]; env.NIX_LDFLAGS = lib.concatStringsSep " " (finalAttrs.darwinLdFlags ++ finalAttrs.metalLdFlags); env.NIX_CFLAGS_COMPILE = lib.optionalString (march != "") "-march=${march}" + lib.optionalString (mtune != "") "-mtune=${mtune}"; makeFlags = [ (makeBool "LLAMA_OPENBLAS" openblasSupport) (makeBool "LLAMA_CUBLAS" cublasSupport) (makeBool "LLAMA_CLBLAST" clblastSupport) (makeBool "LLAMA_VULKAN" vulkanSupport) (makeBool "LLAMA_METAL" metalSupport) ]; installPhase = '' runHook preInstall mkdir -p "$out/bin" install -Dm755 koboldcpp.py "$out/bin/koboldcpp.unwrapped" cp *.so "$out/bin" cp *.embd "$out/bin" ${lib.optionalString (!koboldLiteSupport) '' rm "$out/bin/kcpp_docs.embd" rm "$out/bin/klite.embd" ''} runHook postInstall ''; postFixup = '' wrapPythonProgramsIn "$out/bin" "$pythonPath" makeWrapper "$out/bin/koboldcpp.unwrapped" "$out/bin/koboldcpp"  --prefix PATH ${lib.makeBinPath [ tk ]} ''; passthru.updateScript = gitUpdater { rev-prefix = "v"; }; meta = { description = "A way to run various GGML and GGUF models"; license = lib.licenses.agpl3Only; maintainers = with lib.maintainers; [ maxstrid donteatoreo ]; mainProgram = "koboldcpp"; platforms = lib.platforms.unix; }; }) </ins>

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text: Project description A simple one-file way to run various GGML and GGUF models with KoboldAI's UI. Metadata homepage URL: source URL: license: GNU Affero General Public License v3.0 platforms: darwin, linux Add a :+1: [reaction] to [issues you find important]. [reaction]: [issues you find important]:
should be similar to llama-cpp since it is a fork but idk enough about both projects to do it myself
I'm currently working on this, although for to be packaged will need to be merged.