diff --git a/pkgs/by-name/br/brainstem/package.nix b/pkgs/by-name/br/brainstem/package.nix
deleted file mode 100644
index dcfe3d523dc8..000000000000
--- a/pkgs/by-name/br/brainstem/package.nix
+++ /dev/null
@@ -1,90 +0,0 @@
-{ stdenv
-, lib
-, autoPatchelfHook
-, fetchzip
-, curl
-, systemd
-, zlib
-, writeText
-, withUpdater ? true
-, ...
-}:
-
-let
-  version = "2.10.5";
-  # Upstream has a udev.sh script asking for mode and group, but with uaccess we
-  # don't need any of that and can make it entirely static.
-  # For any rule adding the uaccess tag to be effective, the name of the file it
-  # is defined in has to lexically precede 73-seat-late.rules.
-  udevRule = writeText "60-brainstem.rules" ''
-    # Acroname Brainstem control devices
-    SUBSYSTEM=="usb", ATTRS{idVendor}=="24ff", TAG+="uaccess"
-
-    # Acroname recovery devices (pb82, pb242, pb167)
-    SUBSYSTEM=="tty", ATTRS{idVendor}=="0424", ATTRS{idProduct}=="274e", TAG+="uaccess"
-    SUBSYSTEM=="tty", ATTRS{idVendor}=="10c4", ATTRS{idProduct}=="ea60", TAG+="uaccess"
-    KERNEL=="hidraw*", ATTRS{idVendor}=="1fc9", ATTRS{idProduct}=="0130", TAG+="uaccess"
-  '';
-
-  src = fetchzip {
-    url = "https://acroname.com/sites/default/files/software/brainstem_sdk/${version}/brainstem_sdk_${version}_Ubuntu_LTS_22.04_x86_64.tgz";
-    hash = "sha256-S6u9goxTMCI12sffP/WKUF7bv0pLeNmNog7Hle+vpR4=";
-    # There's no "brainstem" parent directory in the archive.
-    stripRoot = false;
-  };
-in
-
-stdenv.mkDerivation {
-  pname = "brainstem";
-  inherit version src;
-
-  nativeBuildInputs = [ autoPatchelfHook ];
-  buildInputs = [
-    # libudev
-    (lib.getLib systemd)
-    # libstdc++.so libgcc_s.so
-    stdenv.cc.cc.lib
-  ] ++ lib.optionals withUpdater [
-    # libcurl.so.4
-    curl
-    # libz.so.1
-    zlib
-  ];
-
-  # Unpack the CLI tools, documentation, library and C headers.
-  # There's also a python .whl, containing more libraries, which might be used
-  # to support more architectures, too, but let's only do that if we need it.
-  installPhase = ''
-    mkdir -p $out/bin
-    install -m744 cli/AcronameHubCLI $out/bin
-    install -m744 cli/Updater $out/bin/AcronameHubUpdater
-
-    mkdir -p $out/lib/udev/rules.d
-    cp ${udevRule} $out/lib/udev/rules.d/60-brainstem.rules
-
-    mkdir -p $doc
-    cp docs/* $doc/
-    cp {license,version}.txt $doc/
-
-    mkdir -p $lib/lib
-    cp api/lib/libBrainStem2.* $lib/lib
-
-    mkdir -p $dev/include
-    cp -R api/lib/BrainStem2 $dev/include/
-  '';
-
-  outputs = [ "out" "lib" "dev" "doc" ];
-
-  meta = with lib; {
-    description = "BrainStem Software Development Kit";
-    longDescription = ''
-      The BrainStem SDK provides a library to access and control Acroname smart
-      USB switches, as well as a CLI interface, and a firmware updater.
-    '';
-    homepage = "https://acroname.com/software/brainstem-development-kit";
-    platforms = [ "x86_64-linux" ];
-    license = licenses.unfree;
-    maintainers = with maintainers; [ flokli ];
-    mainProgram = "AcronameHubCLI";
-  };
-}