{ channels, ... }:
final: prev: {
  inherit (channels.unstable)
    gemini-cli
    opencode
    tailscale
    # claude-code
    qwen-code
    # llama-cpp-rocm
    # open-webui
    # vscode
    # nodejs_20
    ;

  # Tuned for Strix Halo (Ryzen AI Max+ 395 / Radeon 8060S, gfx1151).
  llama-cpp-rocm =
    (channels.unstable.llama-cpp.override {
      rocmSupport = true;
      rocmGpuTargets = [ "gfx1151" ];
    }).overrideAttrs
      (prevAttrs: {
        src = prev.fetchFromGitHub {
          owner = "am17an";
          repo = "llama.cpp";
          rev = "267f8afe857b7bd1a49e4fde9138ab0f7be36625";
          hash = "sha256-VYvRjnNZpPE60wjpBVO1FbURMRRMg71sM5kBxiEkElk=";
          postFetch = ''
            echo -n "267f8af" > $out/COMMIT
          '';
        };
        npmDepsHash = "sha256-k62LIbyY2DXvs7XXbX0lNPiYxuYzeJUyQtS4eA+68f8=";
      });

  /*
    gnome-remote-desktop = channels.unstable.gnome-remote-desktop.overrideAttrs (prevAttrs: {
      patches = (prevAttrs.patches or [ ]) ++ [
        ./gnome-remote-desktop-mac.patch
      ];
    });
  */

  # goose-cli = channels.unstable.callPackage ./goose.nix { };
  claude-code = channels.unstable.callPackage ./claude-code/package.nix { };

  geekbench_6 = channels.unstable.geekbench_6.overrideAttrs (prevAttrs: rec {
    version = "6.7.0";
    src = prev.fetchurl (
      {
        "x86_64-linux" = {
          url = "https://cdn.geekbench.com/Geekbench-${version}-Linux.tar.gz";
          hash = "sha256-Snt3179Re/zwxop1pvzWF39TXXi8ZUBlNWB+v7+YE38=";
        };
        "aarch64-linux" = {
          url = "https://cdn.geekbench.com/Geekbench-${version}-LinuxARMPreview.tar.gz";
          hash = "sha256-GCAOKYyijaQPVBgAixoZRPHIdiUfV8mPeeflE7aX8Ac=";
        };
      }
      .${prev.stdenv.system} or (throw "unsupported system ${prev.stdenv.hostPlatform.system}")
    );
  });
  # gemini-cli = channels.unstable.callPackage ./gemini-cli/package.nix { };
  # vscode-extensions = channels.unstable.vscode-extensions // {
  #  rooveterinaryinc = { roo-cline = channels.unstable.callPackage ./roo-code.nix { }; };
  # };
}