diff --git a/src/core/public/apm_system.test.ts b/src/core/public/apm_system.test.ts
index f88cdd899ef8..8467076c3154 100644
--- a/src/core/public/apm_system.test.ts
+++ b/src/core/public/apm_system.test.ts
@@ -19,6 +19,7 @@
 
 jest.mock('@elastic/apm-rum');
 import { init, apm } from '@elastic/apm-rum';
+import { DeeplyMockedKeys } from '../typings';
 import { ApmSystem } from './apm_system';
 
 const initMock = init as jest.Mocked<typeof init>;
diff --git a/src/core/public/chrome/chrome_service.mock.ts b/src/core/public/chrome/chrome_service.mock.ts
index 9cd96763d2e7..683d15328818 100644
--- a/src/core/public/chrome/chrome_service.mock.ts
+++ b/src/core/public/chrome/chrome_service.mock.ts
@@ -18,6 +18,7 @@
  */
 import { BehaviorSubject } from 'rxjs';
 import type { PublicMethodsOf } from '@kbn/utility-types';
+import { DeeplyMockedKeys } from '../../typings';
 import { ChromeBadge, ChromeBrand, ChromeBreadcrumb, ChromeService, InternalChromeStart } from './';
 
 const createStartContractMock = () => {
diff --git a/src/core/public/notifications/notifications_service.mock.ts b/src/core/public/notifications/notifications_service.mock.ts
index 990ab479d35c..521ce52c90d0 100644
--- a/src/core/public/notifications/notifications_service.mock.ts
+++ b/src/core/public/notifications/notifications_service.mock.ts
@@ -17,6 +17,7 @@
  * under the License.
  */
 import type { PublicMethodsOf } from '@kbn/utility-types';
+import { MockedKeys } from '../../typings';
 import {
   NotificationsService,
   NotificationsSetup,
diff --git a/src/core/public/overlays/overlay_service.mock.ts b/src/core/public/overlays/overlay_service.mock.ts
index 66ba36b20b45..72a51b0b1418 100644
--- a/src/core/public/overlays/overlay_service.mock.ts
+++ b/src/core/public/overlays/overlay_service.mock.ts
@@ -17,6 +17,7 @@
  * under the License.
  */
 import type { PublicMethodsOf } from '@kbn/utility-types';
+import { DeeplyMockedKeys } from '../../typings';
 import { OverlayService, OverlayStart } from './overlay_service';
 import { overlayBannersServiceMock } from './banners/banners_service.mock';
 import { overlayFlyoutServiceMock } from './flyout/flyout_service.mock';
diff --git a/src/core/server/core_context.mock.ts b/src/core/server/core_context.mock.ts
index bbf04783278f..8bbba586d46f 100644
--- a/src/core/server/core_context.mock.ts
+++ b/src/core/server/core_context.mock.ts
@@ -18,6 +18,7 @@
  */
 
 import { REPO_ROOT } from '@kbn/dev-utils';
+import { DeeplyMockedKeys } from '../typings';
 import { CoreContext } from './core_context';
 import { Env, IConfigService } from './config';
 import { configServiceMock, getEnvOptions } from './config/mocks';
diff --git a/src/core/server/elasticsearch/client/mocks.ts b/src/core/server/elasticsearch/client/mocks.ts
index fb2826c78771..260efa40ac43 100644
--- a/src/core/server/elasticsearch/client/mocks.ts
+++ b/src/core/server/elasticsearch/client/mocks.ts
@@ -18,6 +18,7 @@
  */
 import { Client, ApiResponse } from '@elastic/elasticsearch';
 import { TransportRequestPromise } from '@elastic/elasticsearch/lib/Transport';
+import { DeeplyMockedKeys } from '../../../typings';
 import { ElasticsearchClient } from './types';
 import { ICustomClusterClient } from './cluster_client';
 
diff --git a/src/core/server/mocks.ts b/src/core/server/mocks.ts
index e47d06409894..1c0584837dc3 100644
--- a/src/core/server/mocks.ts
+++ b/src/core/server/mocks.ts
@@ -19,6 +19,7 @@
 import { of } from 'rxjs';
 import { duration } from 'moment';
 import { ByteSizeValue } from '@kbn/config-schema';
+import { MockedKeys } from '../typings';
 import { PluginInitializerContext, CoreSetup, CoreStart, StartServicesAccessor } from '.';
 import { loggingSystemMock } from './logging/logging_system.mock';
 import { loggingServiceMock } from './logging/logging_service.mock';
diff --git a/src/core/typings.ts b/src/core/typings.ts
index f271d0b03e0d..fe182ddfb131 100644
--- a/src/core/typings.ts
+++ b/src/core/typings.ts
@@ -17,11 +17,11 @@
  * under the License.
  */
 
-type DeeplyMockedKeys<T> = {
+export type DeeplyMockedKeys<T> = {
   [P in keyof T]: T[P] extends (...args: any[]) => any
     ? jest.MockInstance<ReturnType<T[P]>, Parameters<T[P]>>
     : DeeplyMockedKeys<T[P]>;
 } &
   T;
 
-type MockedKeys<T> = { [P in keyof T]: jest.Mocked<T[P]> };
+export type MockedKeys<T> = { [P in keyof T]: jest.Mocked<T[P]> };
diff --git a/src/plugins/kibana_legacy/public/angular/kbn_top_nav.d.ts b/src/plugins/kibana_legacy/public/angular/kbn_top_nav.d.ts
new file mode 100644
index 000000000000..3d1dcdbef3f4
--- /dev/null
+++ b/src/plugins/kibana_legacy/public/angular/kbn_top_nav.d.ts
@@ -0,0 +1,31 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. licenses this file to you under
+ * the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+import { Injectable, IDirectiveFactory, IScope, IAttributes, IController } from 'angular';
+
+export const createTopNavDirective: Injectable<IDirectiveFactory<
+  IScope,
+  JQLite,
+  IAttributes,
+  IController
+>>;
+export const createTopNavHelper: (
+  options: unknown
+) => Injectable<IDirectiveFactory<IScope, JQLite, IAttributes, IController>>;
+export function loadKbnTopNavDirectives(navUi: unknown): void;
diff --git a/src/plugins/kibana_legacy/public/angular/promises.d.ts b/src/plugins/kibana_legacy/public/angular/promises.d.ts
new file mode 100644
index 000000000000..1a2ce66834d7
--- /dev/null
+++ b/src/plugins/kibana_legacy/public/angular/promises.d.ts
@@ -0,0 +1,20 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. licenses this file to you under
+ * the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+export function PromiseServiceCreator($q: unknown, $timeout: unknown): (fn: unknown) => unknown;
diff --git a/src/plugins/kibana_legacy/public/angular/watch_multi.d.ts b/src/plugins/kibana_legacy/public/angular/watch_multi.d.ts
new file mode 100644
index 000000000000..7c73abf2f9aa
--- /dev/null
+++ b/src/plugins/kibana_legacy/public/angular/watch_multi.d.ts
@@ -0,0 +1,20 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. licenses this file to you under
+ * the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+export function watchMultiDecorator($provide: unknown): void;
diff --git a/src/plugins/kibana_legacy/public/utils/kbn_accessible_click.d.ts b/src/plugins/kibana_legacy/public/utils/kbn_accessible_click.d.ts
new file mode 100644
index 000000000000..e4ef43fe8d44
--- /dev/null
+++ b/src/plugins/kibana_legacy/public/utils/kbn_accessible_click.d.ts
@@ -0,0 +1,27 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. licenses this file to you under
+ * the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+import { Injectable, IDirectiveFactory, IScope, IAttributes, IController } from 'angular';
+
+export const KbnAccessibleClickProvider: Injectable<IDirectiveFactory<
+  IScope,
+  JQLite,
+  IAttributes,
+  IController
+>>;
diff --git a/src/plugins/kibana_legacy/public/utils/private.d.ts b/src/plugins/kibana_legacy/public/utils/private.d.ts
index 3efc9cd5308f..00b0220316ea 100644
--- a/src/plugins/kibana_legacy/public/utils/private.d.ts
+++ b/src/plugins/kibana_legacy/public/utils/private.d.ts
@@ -17,4 +17,8 @@
  * under the License.
  */
 
+import { IServiceProvider } from 'angular';
+
 export type IPrivate = <T>(provider: (...injectable: any[]) => T) => T;
+
+export function PrivateProvider(): IServiceProvider;
diff --git a/src/plugins/kibana_legacy/public/utils/register_listen_event_listener.d.ts b/src/plugins/kibana_legacy/public/utils/register_listen_event_listener.d.ts
new file mode 100644
index 000000000000..eff9b4b871f5
--- /dev/null
+++ b/src/plugins/kibana_legacy/public/utils/register_listen_event_listener.d.ts
@@ -0,0 +1,20 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. licenses this file to you under
+ * the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+export function registerListenEventListener($rootScope: unknown): void;
diff --git a/src/plugins/url_forwarding/tsconfig.json b/src/plugins/url_forwarding/tsconfig.json
new file mode 100644
index 000000000000..8e867a6bad14
--- /dev/null
+++ b/src/plugins/url_forwarding/tsconfig.json
@@ -0,0 +1,15 @@
+{
+  "extends": "../../../tsconfig.base.json",
+  "compilerOptions": {
+    "composite": true,
+    "outDir": "./target/types",
+    "emitDeclarationOnly": true,
+    "declaration": true,
+    "declarationMap": true
+  },
+  "include": ["public/**/*"],
+  "references": [
+    { "path": "../../core/tsconfig.json" },
+    { "path": "../kibana_legacy/tsconfig.json" }
+  ]
+}
diff --git a/tsconfig.json b/tsconfig.json
index a5775240cd30..f43f79389e30 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -13,8 +13,9 @@
     "src/plugins/kibana_usage_collection/**/*",
     "src/plugins/kibana_utils/**/*",
     "src/plugins/newsfeed/**/*",
-    "src/plugins/telemetry/**/*",
     "src/plugins/telemetry_collection_manager/**/*",
+    "src/plugins/telemetry/**/*",
+    "src/plugins/url_forwarding/**/*",
     "src/plugins/usage_collection/**/*"
     // In the build we actually exclude **/public/**/* from this config so that
     // we can run the TSC on both this and the .browser version of this config
diff --git a/tsconfig.refs.json b/tsconfig.refs.json
index bb1bdc08cafd..624776181258 100644
--- a/tsconfig.refs.json
+++ b/tsconfig.refs.json
@@ -1,14 +1,16 @@
 {
   "include": [],
   "references": [
-    { "path": "./src/test_utils/tsconfig.json" },
     { "path": "./src/core/tsconfig.json" },
-    { "path": "./src/plugins/kibana_utils/tsconfig.json" },
+    { "path": "./src/test_utils/tsconfig.json" },
+    { "path": "./src/plugins/kibana_legacy/tsconfig.json" },
     { "path": "./src/plugins/kibana_react/tsconfig.json" },
-    { "path": "./src/plugins/usage_collection/tsconfig.json" },
-    { "path": "./src/plugins/telemetry_collection_manager/tsconfig.json" },
-    { "path": "./src/plugins/telemetry/tsconfig.json" },
     { "path": "./src/plugins/kibana_usage_collection/tsconfig.json" },
+    { "path": "./src/plugins/kibana_utils/tsconfig.json" },
     { "path": "./src/plugins/newsfeed/tsconfig.json" },
+    { "path": "./src/plugins/telemetry/tsconfig.json" },
+    { "path": "./src/plugins/telemetry_collection_manager/tsconfig.json" },
+    { "path": "./src/plugins/url_forwarding/tsconfig.json" },
+    { "path": "./src/plugins/usage_collection/tsconfig.json" }
   ]
 }
diff --git a/x-pack/tsconfig.json b/x-pack/tsconfig.json
index 382d4c073d41..057441304f09 100644
--- a/x-pack/tsconfig.json
+++ b/x-pack/tsconfig.json
@@ -1,20 +1,14 @@
 {
   "extends": "../tsconfig.base.json",
-  "include": [
-    "mocks.ts",
-    "typings/**/*",
-    "plugins/**/*",
-    "test_utils/**/*",
-    "tasks/**/*"
-  ],
+  "include": ["mocks.ts", "typings/**/*", "plugins/**/*", "test_utils/**/*", "tasks/**/*"],
   "exclude": [
-    "test/**/*",
-    "plugins/security_solution/cypress/**/*",
     "plugins/apm/e2e/cypress/**/*",
     "plugins/apm/scripts/**/*",
-    "plugins/licensing/**/*",
     "plugins/global_search/**/*",
-    "plugins/telemetry_collection_xpack/**/*"
+    "plugins/licensing/**/*",
+    "plugins/security_solution/cypress/**/*",
+    "plugins/telemetry_collection_xpack/**/*",
+    "test/**/*"
   ],
   "compilerOptions": {
     "paths": {
@@ -28,15 +22,17 @@
   },
   "references": [
     { "path": "../src/core/tsconfig.json" },
-    { "path": "../src/plugins/kibana_utils/tsconfig.json" },
+    { "path": "../src/plugins/kibana_legacy/tsconfig.json" },
     { "path": "../src/plugins/kibana_react/tsconfig.json" },
-    { "path": "./plugins/licensing/tsconfig.json" },
-    { "path": "./plugins/global_search/tsconfig.json" },
-    { "path": "../src/plugins/usage_collection/tsconfig.json" },
-    { "path": "../src/plugins/telemetry_collection_manager/tsconfig.json" },
-    { "path": "../src/plugins/telemetry/tsconfig.json" },
     { "path": "../src/plugins/kibana_usage_collection/tsconfig.json" },
-    { "path": "./plugins/telemetry_collection_xpack/tsconfig.json" },
+    { "path": "../src/plugins/kibana_utils/tsconfig.json" },
     { "path": "../src/plugins/newsfeed/tsconfig.json" },
+    { "path": "../src/plugins/telemetry/tsconfig.json" },
+    { "path": "../src/plugins/telemetry_collection_manager/tsconfig.json" },
+    { "path": "../src/plugins/url_forwarding/tsconfig.json" },
+    { "path": "../src/plugins/usage_collection/tsconfig.json" },
+    { "path": "./plugins/global_search/tsconfig.json" },
+    { "path": "./plugins/licensing/tsconfig.json" },
+    { "path": "./plugins/telemetry_collection_xpack/tsconfig.json" }
   ]
 }