diff --git a/pkgs/applications/networking/mailreaders/mailnag/default.nix b/pkgs/applications/networking/mailreaders/mailnag/default.nix
deleted file mode 100644
index ca78b5510d27..000000000000
--- a/pkgs/applications/networking/mailreaders/mailnag/default.nix
+++ /dev/null
@@ -1,111 +0,0 @@
-{
-  lib,
-  fetchFromGitHub,
-  gettext,
-  xorg, # for lndir
-  gtk3,
-  python3Packages,
-  gdk-pixbuf,
-  libnotify,
-  gst_all_1,
-  libsecret,
-  wrapGAppsHook3,
-  gsettings-desktop-schemas,
-  glib,
-  gobject-introspection,
-  # Available plugins (can be overridden)
-  availablePlugins,
-  # Used in the withPlugins interface at passthru, can be overrided directly, or
-  # preferably via e.g: `mailnag.withPlugins([mailnag.availablePlugins.goa])`
-  mailnag,
-  userPlugins ? [ ],
-  pluginsDeps ? [ ],
-}:
-
-python3Packages.buildPythonApplication rec {
-  pname = "mailnag";
-  version = "2.2.0";
-  format = "setuptools";
-
-  src = fetchFromGitHub {
-    owner = "pulb";
-    repo = "mailnag";
-    rev = "v${version}";
-    sha256 = "0m1cyzwzm7z4p2v31dx098a1iar7dbilwyjcxiqnjx05nlmiqvgf";
-  };
-
-  buildInputs = [
-    gtk3
-    gdk-pixbuf
-    glib
-    libnotify
-    gst_all_1.gstreamer
-    gst_all_1.gst-plugins-base
-    gst_all_1.gst-plugins-good
-    gst_all_1.gst-plugins-bad
-    libsecret
-  ]
-  ++ pluginsDeps;
-
-  nativeBuildInputs = [
-    gettext
-    wrapGAppsHook3
-    gobject-introspection
-    # To later add plugins to
-    xorg.lndir
-  ];
-
-  propagatedBuildInputs = with python3Packages; [
-    gsettings-desktop-schemas
-    pygobject3
-    dbus-python
-    pyxdg
-  ];
-
-  passthru = {
-    inherit availablePlugins;
-    withPlugins =
-      plugs:
-      let
-        # goa plugin requires gio's gnome-online-accounts which requires making sure
-        # mailnag runs with GI_TYPELIB_PATH containing the path to Goa-1.0.typelib.
-        # This is handled best by adding the plugins' deps to buildInputs and let
-        # wrapGAppsHook3 handle that.
-        pluginsDeps = lib.flatten (lib.catAttrs "buildInputs" plugs);
-        self = mailnag;
-      in
-      self.override {
-        userPlugins = plugs;
-        inherit pluginsDeps;
-      };
-  };
-
-  # See https://nixos.org/nixpkgs/manual/#ssec-gnome-common-issues-double-wrapped
-  dontWrapGApps = true;
-
-  preFixup = ''
-    substituteInPlace $out/${python3Packages.python.sitePackages}/Mailnag/common/dist_cfg.py \
-      --replace "/usr/" $out/
-    for desktop_file in $out/share/applications/*.desktop; do
-      substituteInPlace "$desktop_file" \
-      --replace "/usr/bin" $out/bin
-    done
-    makeWrapperArgs+=("''${gappsWrapperArgs[@]}")
-  '';
-
-  # Actually install plugins
-  postInstall = ''
-    for plug in ${toString userPlugins}; do
-      lndir $plug/${python3Packages.python.sitePackages} $out/${python3Packages.python.sitePackages}
-    done
-  '';
-
-  meta = with lib; {
-    description = "Extensible mail notification daemon";
-    homepage = "https://github.com/pulb/mailnag";
-    license = licenses.gpl2;
-    platforms = platforms.linux;
-    maintainers = with maintainers; [ doronbehar ];
-    broken = true; # at 2022-09-23
-  };
-}
diff --git a/pkgs/applications/networking/mailreaders/mailnag/goa-plugin.nix b/pkgs/applications/networking/mailreaders/mailnag/goa-plugin.nix
deleted file mode 100644
index a163a56e5315..000000000000
--- a/pkgs/applications/networking/mailreaders/mailnag/goa-plugin.nix
+++ /dev/null
@@ -1,36 +0,0 @@
-{
-  lib,
-  fetchFromGitHub,
-  python3Packages,
-  gobject-introspection,
-  gnome-online-accounts,
-}:
-
-python3Packages.buildPythonPackage rec {
-  pname = "mailnag-goa-plugin";
-  version = "2.0.0";
-  format = "setuptools";
-
-  src = fetchFromGitHub {
-    owner = "pulb";
-    repo = "mailnag-goa-plugin";
-    rev = "v${version}";
-    sha256 = "0bij6cy96nhq7xzslx0fnhmiac629h0x4wgy67k4i4npwqw10680";
-  };
-
-  nativeBuildInputs = [
-    gobject-introspection
-  ];
-
-  buildInputs = [
-    gnome-online-accounts
-  ];
-
-  meta = with lib; {
-    description = "Mailnag GNOME Online Accounts plugin";
-    homepage = "https://github.com/pulb/mailnag-goa-plugin";
-    license = licenses.gpl2;
-    platforms = platforms.linux;
-    maintainers = with maintainers; [ doronbehar ];
-  };
-}
diff --git a/pkgs/top-level/aliases.nix b/pkgs/top-level/aliases.nix
index bead703c539d..d5781d7f72b5 100644
--- a/pkgs/top-level/aliases.nix
+++ b/pkgs/top-level/aliases.nix
@@ -1668,6 +1668,8 @@ mapAliases {
   mailcore2 = throw "'mailcore2' has been removed due to lack of upstream maintenance."; # Added 2025-06-09
   mailctl = throw "mailctl has been renamed to oama"; # Added 2024-08-19
   mailman-rss = throw "The mailman-rss package was dropped since it was unmaintained."; # Added 2024-06-21
+  mailnag = throw "mailnag has been removed because it has been marked as broken since 2022."; # Added 2025-10-12
+  mailnagWithPlugins = throw "mailnagWithPlugins has been removed because mailnag has been marked as broken since 2022."; # Added 2025-10-12
   melmatcheq.lv2 = melmatcheq-lv2; # Added 2025-09-27
   mariadb_105 = throw "'mariadb_105' has been removed because it reached its End of Life. Consider upgrading to 'mariadb_106'."; # Added 2025-04-26
   mariadb_110 = throw "mariadb_110 has been removed from nixpkgs, please switch to another version like mariadb_114"; # Added 2024-08-15
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index ea57e436c6df..55e5db9fa94a 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -3435,15 +3435,6 @@ with pkgs;
 
   madlang = haskell.lib.compose.justStaticExecutables haskellPackages.madlang;
 
-  mailnag = callPackage ../applications/networking/mailreaders/mailnag {
-    availablePlugins = {
-      # More are listed here: https://github.com/pulb/mailnag/#desktop-integration
-      # Use the attributes here as arguments to `plugins` list
-      goa = callPackage ../applications/networking/mailreaders/mailnag/goa-plugin.nix { };
-    };
-  };
-  mailnagWithPlugins = mailnag.withPlugins (builtins.attrValues mailnag.availablePlugins);
-
   man = man-db;
 
   mangohud = callPackage ../tools/graphics/mangohud {