{
  description = "Sparse C2 framework";

  inputs = {
    nixpkgs.url = "github:nixos/nixpkgs/nixos-24.11";
    rust-overlay = {
      url = "github:oxalica/rust-overlay";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    crane.url = "github:ipetkov/crane";
    flake-utils.url = "github:numtide/flake-utils";
    fenix = {
      url = "github:nix-community/fenix";
      inputs.nixpkgs.follows = "nixpkgs";
    };

    libpcap-src = {
      url = "git+https://github.com/the-tcpdump-group/libpcap";
      flake = false;
    };
    libnl = {
      url = "git+https://github.com/thom311/libnl";
      flake = false;
    };
    winpcap = {
      url = "https://www.winpcap.org/install/bin/WpdPack_4_1_2.zip";
      flake = false;
    };

    #freebsd = {
    #  url =
    #    "https://download.freebsd.org/releases/ISO-IMAGES/14.1/FreeBSD-14.1-RELEASE-amd64-dvd1.iso";
    #  flake = false;
    #};
  };

  outputs = { self, nixpkgs, flake-utils, crane, fenix, rust-overlay
    , libpcap-src, libnl, winpcap }:
    flake-utils.lib.eachDefaultSystem (system:
      let
        pkgs = import nixpkgs {
          inherit system;
          overlays = [ (import rust-overlay) fenix.overlays.default ];
          config.allowUnfree = true;
        };

        linuxBuildTools = with pkgs; [
          autoconf
          automake
          bison
          cmake
          flex
          libtool
          libpcap
          musl
          pkg-config
        ];

        windowsBuildTools = linuxBuildTools ++ (with pkgs; [
          pkgsCross.mingwW64.stdenv.cc
          pkgsCross.mingwW64.windows.pthreads
        ]);

        toolchain =
          pkgs.pkgsMusl.rust-bin.fromRustupToolchainFile ./rust-toolchain.toml;

        craneLib = (crane.mkLib pkgs).overrideToolchain toolchain;
      in {
        devShells.default = craneLib.devShell {
          name = "sparse";

          buildInputs = windowsBuildTools
            ++ (with pkgs; [ rust-analyzer packer ]);

          SPARSE_BUILD_WINPCAP = "${winpcap}/Lib";
          SPARSE_BUILD_LIBPCAP = "${libpcap-src}";
          SPARSE_BUILD_LIBNL = "${libnl}";
        };
      });
}