diff --git a/pkgs/applications/science/geometry/drgeo/default.nix b/pkgs/applications/science/geometry/drgeo/default.nix
deleted file mode 100644
index 0cc8bcb0fb38..000000000000
--- a/pkgs/applications/science/geometry/drgeo/default.nix
+++ /dev/null
@@ -1,30 +0,0 @@
-{ lib, stdenv, fetchurl, libglade, gtk2, guile, libxml2, perl
-, intltool, libtool, pkg-config }:
-
-stdenv.mkDerivation rec {
-  pname = "drgeo";
-  version = "1.1.0";
-
-  hardeningDisable = [ "format" ];
-
-  src = fetchurl {
-    url = "mirror://sourceforge/ofset/${pname}-${version}.tar.gz";
-    sha256 = "05i2czgzhpzi80xxghinvkyqx4ym0gm9f38fz53idjhigiivp4wc";
-  };
-  patches = [ ./struct.patch ];
-
-  nativeBuildInputs = [ pkg-config intltool ];
-  buildInputs = [libglade gtk2 guile libxml2
-    perl libtool ];
-
-  prebuild = ''
-    cp drgeo.desktop.in drgeo.desktop
-  '';
-
-  meta = with lib; {
-    description = "Interactive geometry program";
-    homepage = "https://sourceforge.net/projects/ofset";
-    license = licenses.gpl2;
-    platforms = platforms.linux;
-  };
-}
diff --git a/pkgs/applications/science/geometry/drgeo/struct.patch b/pkgs/applications/science/geometry/drgeo/struct.patch
deleted file mode 100644
index 7364cae5f58d..000000000000
--- a/pkgs/applications/science/geometry/drgeo/struct.patch
+++ /dev/null
@@ -1,68 +0,0 @@
--- drgeo-1.1.0/debian/patches/00list
-++ drgeo-1.1.0/debian/patches/00list
-@ -7 +7 @@
-
-07-fix_ftbfs-gcc-4.5.dpatch
-nly in patch2:
-nchanged:
--- drgeo-1.1.0.orig/debian/patches/07-fix_ftbfs-gcc-4.5.dpatch
-++ drgeo-1.1.0/debian/patches/07-fix_ftbfs-gcc-4.5.dpatch
-@ -0,0 +1,58 @@
-#! /bin/sh /usr/share/dpatch/dpatch-run
-## 07-fix_ftbfs-gcc-4.5.dpatch by Fabrice Coutadeur <fabric...@ubuntu.com>
-##
-## Description: fix FTBFS with gcc 4.5 with undefined reference to
-## `drgeoDialogData'
-## Author: Petr Gajdos <pgaj...@suse.cz>
-## Origin: https://build.opensuse.org/package/files?package=drgeo&project=openSUSE%3A11.3%3AContrib
-
-...@dpatch@
-diff -urNad '--exclude=CVS' '--exclude=.svn' '--exclude=.git' '--exclude=.arch' '--exclude=.hg' '--exclude=_darcs' '--exclude=.bzr' drgeo-1.1.0~/geo/drgeo_dialog.cc drgeo-1.1.0/geo/drgeo_dialog.cc
---- drgeo-1.1.0~/geo/drgeo_dialog.cc	2003-10-27 10:17:25.000000000 +0000
-+++ drgeo-1.1.0/geo/drgeo_dialog.cc	2010-11-13 07:26:03.258908003 +0000
-@@ -38,12 +38,7 @@
- // Used in the style dialod callback, I know it's ugly, but so easy
- static drgeoFigure *selected_figure;
- 
--struct
--{
--  drgeoPoint mouse;
--  drgeoFigure *figure;
--}
--drgeoDialogData;
-+DialogData drgeoDialogData;
- 
- 
- static void drgeo_edit_dialog_cb (GtkWidget * dialog,
-diff -urNad '--exclude=CVS' '--exclude=.svn' '--exclude=.git' '--exclude=.arch' '--exclude=.hg' '--exclude=_darcs' '--exclude=.bzr' drgeo-1.1.0~/geo/drgeo_dialog.h drgeo-1.1.0/geo/drgeo_dialog.h
---- drgeo-1.1.0~/geo/drgeo_dialog.h	2003-06-12 22:30:23.000000000 +0000
-+++ drgeo-1.1.0/geo/drgeo_dialog.h	2010-11-13 07:26:03.258908003 +0000
-@@ -34,4 +34,11 @@
- }
- 
- #endif				/* __cplusplus */
-+
-+typedef struct
-+{
-+  drgeoPoint mouse;
-+  drgeoFigure *figure;
-+} DialogData;
-+
- #endif
-diff -urNad '--exclude=CVS' '--exclude=.svn' '--exclude=.git' '--exclude=.arch' '--exclude=.hg' '--exclude=_darcs' '--exclude=.bzr' drgeo-1.1.0~/geo/drgeo_figure.cc drgeo-1.1.0/geo/drgeo_figure.cc
---- drgeo-1.1.0~/geo/drgeo_figure.cc	2005-07-14 07:30:01.000000000 +0000
-+++ drgeo-1.1.0/geo/drgeo_figure.cc	2010-11-13 07:26:03.258908003 +0000
-@@ -48,12 +48,7 @@
- #include "drgeo_dialog.h"
- #include "traite.h"
- 
--extern struct
--{
--  drgeoPoint mouse;
--  drgeoFigure *figure;
--}
--drgeoDialogData;
-+extern DialogData drgeoDialogData;
- 
- typedef struct drgeoSearchValue
- {
diff --git a/pkgs/top-level/aliases.nix b/pkgs/top-level/aliases.nix
index 737389444634..50a010b42340 100644
--- a/pkgs/top-level/aliases.nix
+++ b/pkgs/top-level/aliases.nix
@@ -180,6 +180,7 @@ mapAliases ({
   dot-http = throw "'dot-http' has been removed: abandoned by upstream. Use hurl instead."; # Added 2023-01-16
   dotty = scala_3; # Added 2023-08-20
   dotnet-netcore = dotnet-runtime; # Added 2021-10-07
+  drgeo = throw "'drgeo' has been removed as it is outdated and unmaintained"; # Added 2023-10-15
   dtv-scan-tables_linuxtv = dtv-scan-tables;  # Added 2023-03-03
   dtv-scan-tables_tvheadend = dtv-scan-tables;  # Added 2023-03-03
   dylibbundler = macdylibbundler; # Added 2021-04-24
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 3ca4484cc844..f52d58acc87f 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -38828,11 +38828,6 @@ with pkgs;
 
   gama = callPackage ../applications/science/geometry/gama { };
 
-  drgeo = callPackage ../applications/science/geometry/drgeo {
-    inherit (gnome2) libglade;
-    guile = guile_1_8;
-  };
-
   tetgen = callPackage ../applications/science/geometry/tetgen { }; # AGPL3+
   tetgen_1_4 = callPackage ../applications/science/geometry/tetgen/1.4.nix { }; # MIT