diff --git a/nixos/doc/manual/release-notes/rl-1909.xml b/nixos/doc/manual/release-notes/rl-1909.xml
index ef23099f4f3..7d2d98ddfee 100644
--- a/nixos/doc/manual/release-notes/rl-1909.xml
+++ b/nixos/doc/manual/release-notes/rl-1909.xml
@@ -263,6 +263,16 @@
        <literal>false</literal>.
      </para>
    </listitem>
+   <listitem>
+     <para>
+       The <option>services.systemhealth</option> module has been removed from nixpkgs due to lack of maintainer.
+     </para>
+   </listitem>
+   <listitem>
+     <para>
+       The <option>services.mantisbt</option> module has been removed from nixpkgs due to lack of maintainer.
+     </para>
+   </listitem>
   </itemizedlist>
  </section>
 
diff --git a/nixos/modules/module-list.nix b/nixos/modules/module-list.nix
index 0c33075a900..27df3c39117 100644
--- a/nixos/modules/module-list.nix
+++ b/nixos/modules/module-list.nix
@@ -437,7 +437,6 @@
   ./services/misc/logkeys.nix
   ./services/misc/leaps.nix
   ./services/misc/lidarr.nix
-  ./services/misc/mantisbt.nix
   ./services/misc/mathics.nix
   ./services/misc/matrix-synapse.nix
   ./services/misc/mbpfan.nix
@@ -522,7 +521,6 @@
   ./services/monitoring/scollector.nix
   ./services/monitoring/smartd.nix
   ./services/monitoring/sysstat.nix
-  ./services/monitoring/systemhealth.nix
   ./services/monitoring/teamviewer.nix
   ./services/monitoring/telegraf.nix
   ./services/monitoring/thanos.nix
diff --git a/nixos/modules/services/logging/awstats.nix b/nixos/modules/services/logging/awstats.nix
index 612ae06d0a7..54799d699a7 100644
--- a/nixos/modules/services/logging/awstats.nix
+++ b/nixos/modules/services/logging/awstats.nix
@@ -4,6 +4,7 @@ with lib;
 
 let
   cfg = config.services.awstats;
+  httpd = config.services.httpd;
   package = pkgs.awstats;
 in
 
@@ -67,50 +68,43 @@ in
     environment.etc."awstats/awstats.conf".source = pkgs.runCommand "awstats.conf"
       { preferLocalBuild = true; }
       ( let
-          cfg-httpd = config.services.httpd;
           logFormat =
-            if cfg-httpd.logFormat == "combined" then "1" else
-            if cfg-httpd.logFormat == "common" then "4" else
-            throw "awstats service doesn't support Apache log format `${cfg-httpd.logFormat}`";
+            if httpd.logFormat == "combined" then "1" else
+            if httpd.logFormat == "common" then "4" else
+            throw "awstats service doesn't support Apache log format `${httpd.logFormat}`";
         in
         ''
           sed \
             -e 's|^\(DirData\)=.*$|\1="${cfg.vardir}"|' \
             -e 's|^\(DirIcons\)=.*$|\1="icons"|' \
             -e 's|^\(CreateDirDataIfNotExists\)=.*$|\1=1|' \
-            -e 's|^\(SiteDomain\)=.*$|\1="${cfg-httpd.hostName}"|' \
-            -e 's|^\(LogFile\)=.*$|\1="${cfg-httpd.logDir}/access_log"|' \
+            -e 's|^\(SiteDomain\)=.*$|\1="${httpd.hostName}"|' \
+            -e 's|^\(LogFile\)=.*$|\1="${httpd.logDir}/access_log"|' \
             -e 's|^\(LogFormat\)=.*$|\1=${logFormat}|' \
             < '${package.out}/wwwroot/cgi-bin/awstats.model.conf' > "$out"
           echo '${cfg.extraConfig}' >> "$out"
         '');
 
-    # The httpd sub-service showing awstats.
-    services.httpd.enable = mkIf cfg.service.enable true;
-    services.httpd.extraSubservices = mkIf cfg.service.enable [ { function = { serverInfo, ... }: {
-      extraConfig =
-        ''
-          Alias ${cfg.service.urlPrefix}/classes "${package.out}/wwwroot/classes/"
-          Alias ${cfg.service.urlPrefix}/css "${package.out}/wwwroot/css/"
-          Alias ${cfg.service.urlPrefix}/icons "${package.out}/wwwroot/icon/"
-          ScriptAlias ${cfg.service.urlPrefix}/ "${package.out}/wwwroot/cgi-bin/"
+    systemd.tmpfiles.rules = optionals cfg.service.enable [
+      "d '${cfg.vardir}' - ${httpd.user} ${httpd.group} - -"
+      "Z '${cfg.vardir}' - ${httpd.user} ${httpd.group} - -"
+    ];
 
-          <Directory "${package.out}/wwwroot">
-            Options None
-            AllowOverride None
-            Order allow,deny
-            Allow from all
-          </Directory>
-        '';
-      startupScript =
-        let
-          inherit (serverInfo.serverConfig) user group;
-        in pkgs.writeScript "awstats_startup.sh"
-          ''
-            mkdir -p '${cfg.vardir}'
-            chown '${user}:${group}' '${cfg.vardir}'
-          '';
-    };}];
+    # The httpd sub-service showing awstats.
+    services.httpd = optionalAttrs cfg.service.enable {
+      enable = true;
+      extraConfig = ''
+        Alias ${cfg.service.urlPrefix}/classes "${package.out}/wwwroot/classes/"
+        Alias ${cfg.service.urlPrefix}/css "${package.out}/wwwroot/css/"
+        Alias ${cfg.service.urlPrefix}/icons "${package.out}/wwwroot/icon/"
+        ScriptAlias ${cfg.service.urlPrefix}/ "${package.out}/wwwroot/cgi-bin/"
+
+        <Directory "${package.out}/wwwroot">
+          Options None
+          Require all granted
+        </Directory>
+      '';
+    };
 
     systemd.services.awstats-update = mkIf (cfg.updateAt != null) {
       description = "awstats log collector";
diff --git a/nixos/modules/services/misc/mantisbt.nix b/nixos/modules/services/misc/mantisbt.nix
deleted file mode 100644
index 7e3474feb67..00000000000
--- a/nixos/modules/services/misc/mantisbt.nix
+++ /dev/null
@@ -1,68 +0,0 @@
-{ config, lib, pkgs, ... }:
-
-with lib;
-let
-  cfg = config.services.mantisbt;
-
-  freshInstall = cfg.extraConfig == "";
-
-  # combined code+config directory
-  mantisbt = let
-    config_inc = pkgs.writeText "config_inc.php" ("<?php\n" + cfg.extraConfig);
-    src = pkgs.fetchurl {
-      url = "mirror://sourceforge/mantisbt/${name}.tar.gz";
-      sha256 = "1pl6xn793p3mxc6ibpr2bhg85vkdlcf57yk7pfc399g47l8x4508";
-    };
-    name = "mantisbt-1.2.19";
-    in
-      # We have to copy every time; otherwise config won't be found.
-      pkgs.runCommand name
-        { preferLocalBuild = true; allowSubstitutes = false; }
-        (''
-          mkdir -p "$out"
-          cd "$out"
-          tar -xf '${src}' --strip-components=1
-          ln -s '${config_inc}' config_inc.php
-        ''
-        + lib.optionalString (!freshInstall) "rm -r admin/"
-        );
-in
-{
-  options.services.mantisbt = {
-    enable = mkOption {
-      type = types.bool;
-      default = false;
-      description = ''
-        Enable the mantisbt web service.
-        This switches on httpd with PHP and database.
-      '';
-    };
-    urlPrefix = mkOption {
-      type = types.string;
-      default = "/mantisbt";
-      description = "The URL prefix under which the mantisbt service appears.";
-    };
-    extraConfig = mkOption {
-      type = types.lines;
-      default = "";
-      description = ''
-        The contents of config_inc.php, without leading &lt;?php.
-        If left empty, the admin directory will be accessible.
-      '';
-    };
-  };
-
-
-  config = mkIf cfg.enable {
-    services.mysql.enable = true;
-    services.httpd.enable = true;
-    services.httpd.enablePHP = true;
-    # The httpd sub-service showing mantisbt.
-    services.httpd.extraSubservices = [ { function = { ... }: {
-      extraConfig =
-        ''
-          Alias ${cfg.urlPrefix} "${mantisbt}"
-        '';
-    };}];
-  };
-}
diff --git a/nixos/modules/services/monitoring/systemhealth.nix b/nixos/modules/services/monitoring/systemhealth.nix
deleted file mode 100644
index 32d4314d5f7..00000000000
--- a/nixos/modules/services/monitoring/systemhealth.nix
+++ /dev/null
@@ -1,133 +0,0 @@
-{ config, lib, pkgs, ... }:
-
-with lib;
-
-let
-  cfg = config.services.systemhealth;
-
-  systemhealth = with pkgs; stdenv.mkDerivation {
-    name = "systemhealth-1.0";
-    src = fetchurl {
-      url = "https://www.brianlane.com/downloads/systemhealth/systemhealth-1.0.tar.bz2";
-      sha256 = "1q69lz7hmpbdpbz36zb06nzfkj651413n9icx0njmyr3xzq1j9qy";
-    };
-    buildInputs = [ python ];
-    installPhase = ''
-      mkdir -p $out/bin
-      # Make it work for kernels 3.x, not so different than 2.6
-      sed -i 's/2\.6/4.0/' system_health.py
-      cp system_health.py $out/bin
-    '';
-  };
-
-  rrdDir = "/var/lib/health/rrd";
-  htmlDir = "/var/lib/health/html";
-
-  configFile = rrdDir + "/.syshealthrc";
-  # The program will try to read $HOME/.syshealthrc, so we set the proper home.
-  command = "HOME=${rrdDir} ${systemhealth}/bin/system_health.py";
-
-  cronJob = ''
-    */5 * * * * wwwrun ${command} --log
-    5 * * * * wwwrun ${command} --graph
-  '';
-
-  nameEqualName = s: "${s} = ${s}";
-  interfacesSection = concatStringsSep "\n" (map nameEqualName cfg.interfaces);
-
-  driveLine = d: "${d.path} = ${d.name}";
-  drivesSection = concatStringsSep "\n" (map driveLine cfg.drives);
-
-in
-{
-  options = {
-    services.systemhealth = {
-      enable = mkOption {
-        default = false;
-        description = ''
-          Enable the system health monitor and its generation of graphs.
-        '';
-      };
-
-      urlPrefix = mkOption {
-        default = "/health";
-        description = ''
-          The URL prefix under which the System Health web pages appear in httpd.
-        '';
-      };
-
-      interfaces = mkOption {
-        default = [ "lo" ];
-        example = [ "lo" "eth0" "eth1" ];
-        description = ''
-          Interfaces to monitor (minimum one).
-        '';
-      };
-
-      drives = mkOption {
-        default = [ ];
-        example = [ { name = "root"; path = "/"; } ];
-        description = ''
-          Drives to monitor.
-        '';
-      };
-    };
-  };
-
-  config = mkIf cfg.enable {
-    services.cron.systemCronJobs = [ cronJob ];
-
-    system.activationScripts.systemhealth = stringAfter [ "var" ]
-      ''
-        mkdir -p ${rrdDir} ${htmlDir}
-        chown wwwrun:wwwrun ${rrdDir} ${htmlDir}
-
-        cat >${configFile} << EOF
-        [paths]
-        rrdtool = ${pkgs.rrdtool}/bin/rrdtool
-        loadavg_rrd = loadavg
-        ps = /run/current-system/sw/bin/ps
-        df = /run/current-system/sw/bin/df
-        meminfo_rrd = meminfo
-        uptime_rrd = uptime
-        rrd_path = ${rrdDir}
-        png_path = ${htmlDir}
-
-        [processes]
-
-        [interfaces]
-        ${interfacesSection}
-
-        [drives]
-        ${drivesSection}
-
-        [graphs]
-        width = 400
-        time = ['-3hours', '-32hours', '-8days', '-5weeks', '-13months']
-        height = 100
-
-        [external]
-
-        EOF
-
-        chown wwwrun:wwwrun ${configFile}
-
-        ${pkgs.su}/bin/su -s "/bin/sh" -c "${command} --check" wwwrun
-        ${pkgs.su}/bin/su -s "/bin/sh" -c "${command} --html" wwwrun
-      '';
-
-    services.httpd.extraSubservices = [
-      { function = f: {
-          extraConfig = ''
-            Alias ${cfg.urlPrefix} ${htmlDir}
-
-            <Directory ${htmlDir}>
-                Order allow,deny
-                Allow from all
-            </Directory>
-          '';
-        };
-      }
-    ];
-  };
-}
diff --git a/nixos/tests/php-pcre.nix b/nixos/tests/php-pcre.nix
index 19bde9babad..ae44aec7944 100644
--- a/nixos/tests/php-pcre.nix
+++ b/nixos/tests/php-pcre.nix
@@ -8,30 +8,25 @@ import ./make-test.nix ({ ...}: {
     services.httpd = {
       enable = true;
       adminAddr = "please@dont.contact";
-      extraSubservices = lib.singleton {
-        function = f: {
-          enablePHP = true;
-          phpOptions = "pcre.jit = true";
+      enablePHP = true;
+      phpOptions = "pcre.jit = true";
+      extraConfig =
+      let
+        testRoot = pkgs.writeText "index.php"
+        ''
+          <?php
+            preg_match('/(${testString})/', '${testString}', $result);
+            var_dump($result);
+          ?>
+        '';
+      in
+        ''
+          Alias / ${testRoot}/
 
-          extraConfig =
-          let
-            testRoot = pkgs.writeText "index.php"
-            ''
-              <?php
-                preg_match('/(${testString})/', '${testString}', $result);
-                var_dump($result);
-              ?>
-            '';
-          in
-            ''
-              Alias / ${testRoot}/
-
-              <Directory ${testRoot}>
-                Require all granted
-              </Directory>
-            '';
-        };
-      };
+          <Directory ${testRoot}>
+            Require all granted
+          </Directory>
+        '';
     };
   };
   testScript = { ... }:
diff --git a/nixos/tests/subversion.nix b/nixos/tests/subversion.nix
deleted file mode 100644
index e7b99b10602..00000000000
--- a/nixos/tests/subversion.nix
+++ /dev/null
@@ -1,121 +0,0 @@
-import ./make-test.nix ({ pkgs, ...} : 
-
-let
-
-  # Build some packages with coverage instrumentation.
-  overrides = pkgs:
-    with pkgs.stdenvAdapters;
-    let
-      do = pkg: pkg.override (args: {
-        stdenv = addCoverageInstrumentation args.stdenv;
-      });
-    in
-      rec {
-        apr = do pkgs.apr;
-        aprutil = do pkgs.aprutil;
-        apacheHttpd = do pkgs.apacheHttpd;
-        mod_python = do pkgs.mod_python;
-        subversion = do pkgs.subversion;
-
-        # To build the kernel with coverage instrumentation, we need a
-        # special patch to make coverage data available under /proc.
-        linux = pkgs.linux.override (orig: {
-          stdenv = overrideInStdenv pkgs.stdenv [ pkgs.keepBuildTree ];
-          extraConfig =
-            ''
-              GCOV_KERNEL y
-              GCOV_PROFILE_ALL y
-            '';
-        });
-      };
-
-in
-
-{
-  name = "subversion";
-  meta = with pkgs.stdenv.lib.maintainers; {
-    maintainers = [ eelco ];
-  };
-
-  nodes =
-    { webserver =
-        { ... }:
-
-        {
-          services.httpd.enable = true;
-          services.httpd.adminAddr = "e.dolstra@tudelft.nl";
-          services.httpd.extraSubservices =
-            [ { function = import <services/subversion>;
-                urlPrefix = "";
-                dataDir = "/data/subversion";
-                userCreationDomain = "192.168.0.0/16";
-              }
-            ];
-          nixpkgs.config.packageOverrides = overrides;
-        };
-
-      client =
-        { pkgs, ... }:
-
-        {
-          environment.systemPackages = [ pkgs.subversion ];
-          nixpkgs.config.packageOverrides = overrides;
-        };
-
-    };
-
-  testScript =
-    ''
-      startAll;
-
-      $webserver->waitForOpenPort(80);
-
-      print STDERR $client->succeed("svn --version");
-
-      print STDERR $client->succeed("curl --fail http://webserver/");
-
-      # Create a new user through the web interface.
-      $client->succeed("curl --fail -F username=alice -F fullname='Alice Lastname' -F address=alice\@example.org -F password=foobar -F password_again=foobar http://webserver/repoman/adduser");
-
-      # Let Alice create a new repository.
-      $client->succeed("curl --fail -u alice:foobar --form repo=xyzzy --form description=Xyzzy http://webserver/repoman/create");
-
-      $client->succeed("curl --fail http://webserver/") =~ /alice/ or die;
-
-      # Let Alice do a checkout.
-      my $svnFlags = "--non-interactive --username alice --password foobar";
-      $client->succeed("svn co $svnFlags http://webserver/repos/xyzzy wc");
-      $client->succeed("echo hello > wc/world");
-      $client->succeed("svn add wc/world");
-      $client->succeed("svn ci $svnFlags -m 'Added world.' wc/world");
-
-      # Create a new user on the server through the create-user.pl script.
-      $webserver->execute("svn-server-create-user.pl bob bob\@example.org Bob");
-      $webserver->succeed("svn-server-resetpw.pl bob fnord");
-      $client->succeed("curl --fail http://webserver/") =~ /bob/ or die;
-
-      # Bob should not have access to the repo.
-      my $svnFlagsBob = "--non-interactive --username bob --password fnord";
-      $client->fail("svn co $svnFlagsBob http://webserver/repos/xyzzy wc2");
-
-      # Bob should not be able change the ACLs of the repo.
-      # !!! Repoman should really return a 403 here.
-      $client->succeed("curl --fail -u bob:fnord -F description=Xyzzy -F readers=alice,bob -F writers=alice -F watchers= -F tardirs= http://webserver/repoman/update/xyzzy")
-          =~ /not authorised/ or die;
-
-      # Give Bob access.
-      $client->succeed("curl --fail -u alice:foobar -F description=Xyzzy -F readers=alice,bob -F writers=alice -F watchers= -F tardirs= http://webserver/repoman/update/xyzzy");
-
-      # So now his checkout should succeed.
-      $client->succeed("svn co $svnFlagsBob http://webserver/repos/xyzzy wc2");
-
-      # Test ViewVC and WebSVN
-      $client->succeed("curl --fail -u alice:foobar http://webserver/viewvc/xyzzy");
-      $client->succeed("curl --fail -u alice:foobar http://webserver/websvn/xyzzy");
-      $client->succeed("curl --fail -u alice:foobar http://webserver/repos-xml/xyzzy");
-
-      # Stop Apache to gather all the coverage data.
-      $webserver->stopJob("httpd");
-    '';
-
-})