diff --git a/pkgs/games/ue4demos/default.nix b/pkgs/games/ue4demos/default.nix
deleted file mode 100644
index 852e9a847c68..000000000000
--- a/pkgs/games/ue4demos/default.nix
+++ /dev/null
@@ -1,212 +0,0 @@
-{
-  lib,
-  stdenv,
-  fetchurl,
-  unzip,
-  patchelf,
-  libxxf86vm,
-  libxext,
-  openal,
-}:
-
-let
-  urls = file: [
-    # Untrusted mirrors - do not update hashes
-    "https://ludios.org/mirror/ue4demos/${file}"
-    "https://web.archive.org/web/20140824192039/http://ue4linux.raxxy.com/${file}"
-  ];
-
-  buildDemo =
-    { name, src }:
-    stdenv.mkDerivation rec {
-      inherit name src;
-
-      nativeBuildInputs = [
-        unzip
-        patchelf
-      ];
-
-      rtdeps =
-        lib.makeLibraryPath [
-          libxxf86vm
-          libxext
-          openal
-        ]
-        + ":"
-        + lib.makeSearchPathOutput "lib" "lib64" [ stdenv.cc.cc ];
-
-      buildCommand = ''
-        mkdir -p "$out"
-        cd $out
-        unzip $src
-
-        interpreter=$(echo ${stdenv.cc.libc}/lib/ld-linux*.so.2)
-        binary=$(find . -executable -type f)
-        patchelf \
-          --set-interpreter $interpreter \
-          --set-rpath ${rtdeps} \
-          "$binary"
-
-        # Workaround on
-        # LogLinuxPlatformFile:Warning: open('/nix/store/hash-ue4demos-demo/demo/demo/Saved/Config/CleanSourceConfigs/Engine.ini', Flags=0x00080241) failed: errno=2 (No such file or directory)
-        # for Vehicle, Shooter and Strategy games.
-        ls | grep ' ' && $(
-          haxname=$(ls | grep ' ' | sed 's/ //g'); \
-          haxpath=$(ls | grep ' ')/$haxname/Saved; \
-          mkdir -p "$haxpath"/Config/CleanSourceConfigs; \
-          ln -s /dev/null "$haxpath"/Config/CleanSourceConfigs/Engine.ini; \
-          mkdir -p "$haxpath"/Logs; \
-          ln -s /dev/null "$haxpath"/Logs/$haxname.log)
-
-        # Executables are buried under a varied paths across demos.
-        mkdir bin
-        cd bin
-        ln -s "$out/$binary" $(basename "$out/$binary")
-      '';
-
-      meta = {
-        description = "Unreal Engine 4 Linux demos";
-        homepage = "https://wiki.unrealengine.com/Linux_Demos";
-        platforms = [ "x86_64-linux" ];
-        license = lib.licenses.unfree;
-      };
-    };
-
-in
-{
-  tappy_chicken = buildDemo {
-    name = "ue4demos-tappy_chicken";
-    src = fetchurl {
-      urls = urls "tappy_chicken.zip";
-      sha256 = "0lwhvk3lpb2r5ng2cnzk7fpjj5lwhy2sch1a8v154x1xfhfb3h4v";
-    };
-  };
-
-  swing_ninja = buildDemo {
-    name = "ue4demos-swing_ninja";
-    src = fetchurl {
-      urls = urls "swing_ninja.zip";
-      sha256 = "1bmgqqk3lda5h7nnqi59jgyrsn0clr3xs0k1jclnqf9fk0m8hjcv";
-    };
-  };
-
-  card_game = buildDemo {
-    name = "ue4demos-card_game";
-    src = fetchurl {
-      urls = urls "card_game.zip";
-      sha256 = "154baqias5q7kad0c89k35jbmnmlm865sll02mi7bk1yllcckz5z";
-    };
-  };
-
-  vehicle_game = buildDemo {
-    name = "ue4demos-vehicle_game";
-    src = fetchurl {
-      urls = urls "vehicle_game.zip";
-      sha256 = "03dlacf1iv7sgn7pl3sx9r6243wy8fsi2kd858syfm9slg0190bs";
-    };
-  };
-
-  shooter_game = buildDemo {
-    name = "ue4demos-shooter_game";
-    src = fetchurl {
-      urls = urls "shooter_game.zip";
-      sha256 = "1bk32k349iqbqk8x8jffnqq0pjiqmvrvv675xxmlvkkr8qrlhz98";
-    };
-  };
-
-  strategy_game = buildDemo {
-    name = "ue4demos-strategy_game";
-    src = fetchurl {
-      urls = urls "strategy_game.zip";
-      sha256 = "1p7i966v1ssm20y12g4wsccpgnky3szy19qyjlacynk7bgbk6lg7";
-    };
-  };
-
-  black_jack = buildDemo {
-    name = "ue4demos-black_jack";
-    src = fetchurl {
-      urls = urls "black_jack.zip";
-      sha256 = "0g52wkzn5isa3az32y25yx5b56wxks97pajqwkmm6gf4qpkfksxv";
-    };
-  };
-
-  landscape_mountains = buildDemo {
-    name = "ue4demos-landscape_mountains";
-    src = fetchurl {
-      urls = urls "landscape_mountains.zip";
-      sha256 = "14jzajhs3cpydvf3ag7lpj4hkpbjpwnn3xkdvdx92fi0pcl8cwym";
-    };
-  };
-
-  matinee_demo = buildDemo {
-    name = "ue4demos-matinee_demo";
-    src = fetchurl {
-      urls = urls "matinee_demo.zip";
-      sha256 = "0ib8k6fl15cxzdarar2sqq5v3g3c7p2jidkdjd00nym6cvkibb4d";
-    };
-  };
-
-  elemental_demo = buildDemo {
-    name = "ue4demos-elemental_demo";
-    src = fetchurl {
-      urls = urls "elemental_demo.zip";
-      sha256 = "1v4jdsy8jvv8wgc8dx17q17xigfrya5q0nfdzw4md7fzm3bg9z0v";
-    };
-  };
-
-  effects_cave_demo = buildDemo {
-    name = "ue4demos-effects_cave_demo";
-    src = fetchurl {
-      urls = urls "effects_cave_demo.zip";
-      sha256 = "0lvd3aaha2x9pnpkdmrzi6nf7hymr95834z3l8shygjf9kbbzsz4";
-    };
-  };
-
-  realistic_rendering = buildDemo {
-    name = "ue4demos-realistic_rendering";
-    src = fetchurl {
-      urls = urls "realistic_rendering_demo.zip";
-      sha256 = "0r16nznkv475hkw5rnngqsc69ch8vh86dppyyyr9nn43dkr2110a";
-    };
-  };
-
-  reflections_subway = buildDemo {
-    name = "ue4demos-reflections_subway";
-    src = fetchurl {
-      urls = urls "reflections_subway_demo.zip";
-      sha256 = "0dw5sm7405gxw9iqz0vpnhdprrb4wl5i14pvzl1381k973m8bd00";
-    };
-  };
-
-  scifi_hallway_demo = buildDemo {
-    name = "ue4demos-scifi_hallway_demo";
-    src = fetchurl {
-      urls = urls "sci-fi_hallway_demo.zip";
-      sha256 = "14qp9iwm47awn8d9j6ijh6cnds308x60xs4vi2fvz2666jlz1pq2";
-    };
-  };
-
-  mobile_temple_demo = buildDemo {
-    name = "ue4demos-mobile_temple_demo";
-    src = fetchurl {
-      urls = urls "mobile_temple_demo.zip";
-      sha256 = "12bz4h1b9lhmqglwsa6r8q48ijqbjdha9fql31540d01kigaka75";
-    };
-  };
-
-  stylized_demo = buildDemo {
-    name = "ue4demos-stylized_demo";
-    src = fetchurl {
-      urls = urls "stylized_demo.zip";
-      sha256 = "1676ridmj8rk4y4hbdscfnnka5l636av1xxl0qwvk236kq9j7v0l";
-    };
-  };
-
-  blueprint_examples_demo = buildDemo {
-    name = "ue4demos-blueprint_examples_demo";
-    src = fetchurl {
-      urls = urls "blueprint_examples_demo.zip";
-      sha256 = "076q33h2hy965fvr805hsprkpcmizf638lj2ik8k923v86b15nbv";
-    };
-  };
-}
diff --git a/pkgs/top-level/aliases.nix b/pkgs/top-level/aliases.nix
index 2c1b9bdaf0dd..fa0c923a6b94 100644
--- a/pkgs/top-level/aliases.nix
+++ b/pkgs/top-level/aliases.nix
@@ -1875,6 +1875,7 @@ mapAliases {
   uae = throw "'uae' has been removed due to lack of upstream maintenance. Consider using 'fsuae' instead."; # Added 2025-06-11
   ubuntu_font_family = throw "'ubuntu_font_family' has been renamed to/replaced by 'ubuntu-classic'"; # Converted to throw 2025-10-27
   udisks2 = udisks; # Added 2025-10-30
+  ue4demos = throw "'ue4demos' has been removed because it is unmaintained"; # Added 2026-02-07
   unicap = throw "'unicap' has been removed because it is unmaintained"; # Added 2025-05-17
   unifi-poller = throw "'unifi-poller' has been renamed to/replaced by 'unpoller'"; # Converted to throw 2025-10-27
   unzoo = throw "'unzoo' has been removed since it is unmaintained upstream and doesn't compile with newer versions of GCC anymore"; # Removed 2025-05-24
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index e5ba614c0639..6155a0f10347 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -11861,8 +11861,6 @@ with pkgs;
 
   ultrastar-manager = libsForQt5.callPackage ../tools/misc/ultrastar-manager { };
 
-  ue4demos = recurseIntoAttrs (callPackage ../games/ue4demos { });
-
   # To ensure vdrift's code is built on hydra
   vdrift-bin = vdrift.bin;