diff --git a/pkgs/by-name/li/libpseudo/package.nix b/pkgs/by-name/li/libpseudo/package.nix
deleted file mode 100644
index 23dd33253eda..000000000000
--- a/pkgs/by-name/li/libpseudo/package.nix
+++ /dev/null
@@ -1,39 +0,0 @@
-{
-  lib,
-  stdenv,
-  fetchurl,
-  pkg-config,
-  glib,
-  ncurses,
-}:
-stdenv.mkDerivation rec {
-  pname = "libpseudo";
-  version = "1.2.0";
-
-  src = fetchurl {
-    url = "mirror://sourceforge/libpseudo/libpseudo-${version}.tar.gz";
-    sha256 = "0d3pw0m3frycr3x5kzqcaj4r2qh43iv6b0fpd6l4yk0aa4a9560n";
-  };
-
-  patchPhase = ''
-    sed -i -e s@/usr/local@$out@ -e /ldconfig/d Makefile
-  '';
-
-  preInstall = ''
-    mkdir -p $out/include
-    mkdir -p $out/lib
-  '';
-
-  nativeBuildInputs = [ pkg-config ];
-  buildInputs = [
-    glib
-    ncurses
-  ];
-
-  meta = with lib; {
-    homepage = "http://libpseudo.sourceforge.net/";
-    description = "Simple, thread-safe messaging between threads";
-    license = licenses.gpl2Plus;
-    platforms = platforms.linux;
-  };
-}
diff --git a/pkgs/by-name/li/libviper/package.nix b/pkgs/by-name/li/libviper/package.nix
deleted file mode 100644
index 3966eaf40ac5..000000000000
--- a/pkgs/by-name/li/libviper/package.nix
+++ /dev/null
@@ -1,51 +0,0 @@
-{
-  lib,
-  stdenv,
-  fetchurl,
-  pkg-config,
-  glib,
-  ncurses,
-  gpm,
-}:
-stdenv.mkDerivation rec {
-  pname = "libviper";
-  version = "1.4.6";
-
-  src = fetchurl {
-    url = "mirror://sourceforge/libviper/libviper-${version}.tar.gz";
-    sha256 = "1jvm7wdgw6ixyhl0pcfr9lnr9g6sg6whyrs9ihjiz0agvqrgvxwc";
-  };
-
-  postPatch = ''
-    sed -i -e s@/usr/local@$out@ -e /ldconfig/d -e '/cd vdk/d' Makefile
-
-    # Fix pending upstream inclusion for ncurses-6.3 support:
-    #   https://github.com/TragicWarrior/libviper/pull/16
-    # Not applied as it due to unrelated code changes in context.
-    substituteInPlace viper_msgbox.c --replace \
-      'mvwprintw(window,height-3,tmp,prompt);' \
-      'mvwprintw(window,height-3,tmp,"%s",prompt);'
-    substituteInPlace w_decorate.c --replace \
-      'mvwprintw(window,0,x,title);' \
-      'mvwprintw(window,0,x,"%s",title);'
-  '';
-
-  preInstall = ''
-    mkdir -p $out/include
-    mkdir -p $out/lib
-  '';
-
-  nativeBuildInputs = [ pkg-config ];
-  buildInputs = [
-    glib
-    ncurses
-    gpm
-  ];
-
-  meta = with lib; {
-    homepage = "http://libviper.sourceforge.net/";
-    description = "Simple window creation and management facilities for the console";
-    license = licenses.gpl2Plus;
-    platforms = platforms.linux;
-  };
-}
diff --git a/pkgs/by-name/vw/vwm/package.nix b/pkgs/by-name/vw/vwm/package.nix
deleted file mode 100644
index 3bd8bedd8087..000000000000
--- a/pkgs/by-name/vw/vwm/package.nix
+++ /dev/null
@@ -1,57 +0,0 @@
-{
-  lib,
-  stdenv,
-  fetchurl,
-  ncurses,
-  pkg-config,
-  glib,
-  libviper,
-  libpseudo,
-  gpm,
-  libvterm,
-}:
-
-stdenv.mkDerivation rec {
-  pname = "vwm";
-  version = "2.1.3";
-
-  src = fetchurl {
-    url = "mirror://sourceforge/vwm/vwm-${version}.tar.gz";
-    sha256 = "1r5wiqyfqwnyx7dfihixlnavbvg8rni36i4gq169aisjcg7laxaf";
-  };
-
-  postPatch = ''
-    sed -i -e s@/usr/local@$out@ \
-      -e s@/usr/lib@$out/lib@ \
-      -e 's@tic vwmterm@tic -o '$out/lib/terminfo' vwmterm@' \
-      -e /ldconfig/d Makefile modules/*/Makefile vwm.h
-
-    # Fix ncurses-6.3 support:
-    substituteInPlace vwm_bkgd.c --replace \
-      'mvwprintw(window,height-1,width-(strlen(version_str)),version_str);' \
-      'mvwprintw(window,height-1,width-(strlen(version_str)),"%s", version_str);'
-  '';
-
-  preInstall = ''
-    mkdir -p $out/bin $out/include
-  '';
-
-  nativeBuildInputs = [ pkg-config ];
-  buildInputs = [
-    ncurses
-    glib
-    libviper
-    libpseudo
-    gpm
-    libvterm
-  ];
-
-  meta = with lib; {
-    homepage = "https://vwm.sourceforge.net/";
-    description = "Dynamic window manager for the console";
-    license = licenses.gpl2Plus;
-    maintainers = [ ];
-    platforms = platforms.linux;
-    mainProgram = "vwm";
-  };
-}
diff --git a/pkgs/top-level/aliases.nix b/pkgs/top-level/aliases.nix
index 73f376d1881a..98f0176026bf 100644
--- a/pkgs/top-level/aliases.nix
+++ b/pkgs/top-level/aliases.nix
@@ -992,6 +992,7 @@ mapAliases {
   liboop = throw "liboop has been removed as it is unmaintained upstream."; # Added 2024-08-14
   libosmo-sccp = libosmo-sigtran; # Added 2024-12-20
   libpqxx_6 = throw "libpqxx_6 has been removed, please use libpqxx"; # Added 2024-10-02
+  libpseudo = throw "'libpseudo' was removed as it is broken and not maintained upstream"; # Added 2025-05-17
   libpulseaudio-vanilla = libpulseaudio; # Added 2022-04-20
   libqt5pas = libsForQt5.libqtpas; # Added 2024-12-25
   libquotient = libsForQt5.libquotient; # Added 2023-11-11
@@ -1931,6 +1932,7 @@ mapAliases {
   vimHugeX = vim-full; # Added 2022-12-04
   vim_configurable = vim-full; # Added 2022-12-04
   vinagre = throw "'vinagre' has been removed as it has been archived upstream. Consider using 'gnome-connections' or 'remmina' instead"; # Added 2024-09-14
+  libviper = throw "'libviper' was removed as it is broken and not maintained upstream"; # Added 2025-05-17
   libviperfx = throw "'libviperfx' was removed as it is broken and not maintained upstream"; # Added 2024-12-16
   vimix-cursor-theme = throw "'vimix-cursor-theme' has been superseded by 'vimix-cursors'"; # Added 2025-03-04
   viper4linux-gui = throw "'viper4linux-gui' was removed as it is broken and not maintained upstream"; # Added 2024-12-16
@@ -1945,6 +1947,7 @@ mapAliases {
   void = throw "'void' has been removed due to lack of upstream maintenance"; # Added 2025-01-25
   volnoti = throw "'volnoti' has been removed due to lack of maintenance upstream."; # Added 2024-12-04
   vuze = throw "'vuze' was removed because it is unmaintained upstream and insecure (CVE-2018-13417). BiglyBT is a maintained fork."; # Added 2024-11-22
+  vwm = throw "'vwm' was removed as it is broken and not maintained upstream"; # Added 2025-05-17
   inherit (libsForQt5.mauiPackages) vvave; # added 2022-05-17
 
   ### W ###