diff --git a/pkgs/development/libraries/openimagedenoise/1_2_x.nix b/pkgs/development/libraries/openimagedenoise/1_2_x.nix
deleted file mode 100644
index 7b2901b69b7..00000000000
--- a/pkgs/development/libraries/openimagedenoise/1_2_x.nix
+++ /dev/null
@@ -1,28 +0,0 @@
-{ lib, stdenv, fetchzip, cmake, tbb, python3, ispc }:
-
-stdenv.mkDerivation rec {
-  pname = "openimagedenoise";
-  version = "1.2.2";
-
-  # The release tarballs include pretrained weights, which would otherwise need to be fetched with git-lfs
-  src = fetchzip {
-    url = "https://github.com/OpenImageDenoise/oidn/releases/download/v${version}/oidn-${version}.src.tar.gz";
-    sha256 = "0wyaarjxkzlvljmpnr7qm06ma2wl1aik3z664gwpzhizswygk6yp";
-  };
-
-  nativeBuildInputs = [ cmake python3 ispc ];
-  buildInputs = [ tbb ];
-
-  cmakeFlags = [
-    "-DTBB_ROOT=${tbb}"
-    "-DTBB_INCLUDE_DIR=${tbb.dev}/include"
-  ];
-
-  meta = with lib; {
-    homepage = "https://openimagedenoise.github.io";
-    description = "High-Performance Denoising Library for Ray Tracing";
-    license = licenses.asl20;
-    maintainers = [ maintainers.leshainc ];
-    platforms = platforms.unix;
-  };
-}
diff --git a/pkgs/tools/graphics/luxcorerender/default.nix b/pkgs/tools/graphics/luxcorerender/default.nix
deleted file mode 100644
index 44ba46895fe..00000000000
--- a/pkgs/tools/graphics/luxcorerender/default.nix
+++ /dev/null
@@ -1,81 +0,0 @@
-{ lib, config, stdenv, fetchFromGitHub, symlinkJoin, wrapGAppsHook, cmake, boost172
-, pkg-config, flex, bison, libpng, libtiff, zlib, python3, embree, openexr
-, openimagedenoise, openimageio_1, tbb, c-blosc, gtk3, pcre, doxygen
-# OpenCL Support
-, withOpenCL ? true, ocl-icd
-# Cuda Support
-, withCuda ? config.cudaSupport or false, cudatoolkit }:
-
-let
-  boostWithPython = boost172.override {
-    enablePython = true;
-    enableNumpy = true;
-    python = python3;
-  };
-
-  # Requires a version number like "<MAJOR><MINOR>"
-  pythonVersion = (lib.versions.major python3.version)
-    + (lib.versions.minor python3.version);
-
-in stdenv.mkDerivation rec {
-  pname = "luxcorerender";
-  version = "2.4";
-
-  src = fetchFromGitHub {
-    owner = "LuxCoreRender";
-    repo = "LuxCore";
-    rev = "luxcorerender_v${version}";
-    sha256 = "0xvivw79719fa1q762b76nyvzawfd3hmp8y5j04bax8a7f8mfa9k";
-  };
-
-  nativeBuildInputs = [ pkg-config cmake flex bison doxygen wrapGAppsHook ];
-
-  buildInputs = [
-    libpng
-    libtiff
-    zlib
-    boostWithPython.dev
-    python3
-    embree
-    openexr
-    openimagedenoise
-    tbb
-    c-blosc
-    gtk3
-    pcre
-    openimageio_1.dev
-    openimageio_1.out
-  ] ++ lib.optionals withOpenCL [ ocl-icd ]
-    ++ lib.optionals withCuda [ cudatoolkit ];
-
-  cmakeFlags = [ "-DPYTHON_V=${pythonVersion}" ]
-    ++ lib.optional (!withOpenCL) "-DLUXRAYS_DISABLE_OPENCL=1"
-    ++ lib.optional (!withCuda) "-DLUXRAYS_DISABLE_CUDA=1";
-
-  preConfigure = ''
-    NIX_LDFLAGS+=" -lpython3"
-  '';
-
-  installPhase = ''
-    mkdir -p $out/bin
-    mkdir -p $out/lib
-    cp -va bin/* $out/bin
-    cp -va lib/* $out/lib
-  '';
-
-  meta = with lib; {
-    description = "Open source, physically based, unbiased rendering engine";
-    homepage = "https://luxcorerender.org/";
-    maintainers = with maintainers; [ hodapp ];
-    license = licenses.asl20;
-    platforms = platforms.linux;
-  };
-}
-
-# TODO (might not be necessary):
-#
-# luxcoreui still gives warnings like: "failed to commit changes to
-# dconf: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The
-# name ca.desrt.dconf was not provided by any .service files"
-
-# CMake complains of the FindOpenGL/GLVND preference
diff --git a/pkgs/top-level/aliases.nix b/pkgs/top-level/aliases.nix
index db03cd8bab3..55de1a99016 100644
--- a/pkgs/top-level/aliases.nix
+++ b/pkgs/top-level/aliases.nix
@@ -1003,6 +1003,7 @@ mapAliases ({
   lua5_sec = throw "'lua5_sec' has been renamed to/replaced by 'luaPackages.luasec'"; # Converted to throw 2022-02-22
   lumo = throw "lumo has been removed: abandoned by upstream"; # Added 2022-04-25
   lumpy = throw "lumpy has been removed from nixpkgs, as it is stuck on python2"; # Added 2022-01-12
+  luxcorerender = throw "'luxcorerender' has been removed as it's unmaintained and broken in nixpkgs since a while ago"; # Added 2023-06-07
   lxappearance-gtk3 = throw "lxappearance-gtk3 has been removed. Use lxappearance instead, which now defaults to Gtk3"; # Added 2020-06-03
   lzma = xz; # moved from top-level 2021-03-14
 
@@ -1188,6 +1189,7 @@ mapAliases ({
   openconnect_unstable = throw "openconnect_unstable was removed from nixpkgs as it was not being updated"; # Added 2023-06-01
   openelec-dvb-firmware = libreelec-dvb-firmware; # Added 2021-05-10
   openexr_ctl = throw "'openexr_ctl' has been renamed to/replaced by 'ctl'"; # Converted to throw 2022-02-22
+  openimagedenoise_1_2_x = throw "'openimagedenoise_1_2_x' has been renamed to/replaced by 'openimagedenoise'"; # Added 2023-06-07
   openimageio2 = openimageio; # Added 2023-01-05
   openisns = open-isns; # Added 2020-01-28
   openjpeg_1 = throw "openjpeg_1 has been removed, use openjpeg_2 instead"; # Added 2021-01-24
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 50e41a1cd58..9a95f07d6f7 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -10003,10 +10003,6 @@ with pkgs;
 
   lziprecover = callPackage ../tools/compression/lziprecover { };
 
-  luxcorerender = callPackage ../tools/graphics/luxcorerender {
-    openimagedenoise = openimagedenoise_1_2_x;
-  };
-
   xz = callPackage ../tools/compression/xz { };
 
   lz4 = callPackage ../tools/compression/lz4 { };
@@ -10871,8 +10867,6 @@ with pkgs;
 
   openimagedenoise = callPackage ../development/libraries/openimagedenoise { };
 
-  openimagedenoise_1_2_x = callPackage ../development/libraries/openimagedenoise/1_2_x.nix { };
-
   openmvg = callPackage ../applications/science/misc/openmvg {
     inherit (llvmPackages) openmp;
   };