diff --git a/.betterer.results b/.betterer.results
index 2f0796eb0a0..0f974928fec 100644
--- a/.betterer.results
+++ b/.betterer.results
@@ -2567,11 +2567,6 @@ exports[`better eslint`] = {
       [0, 0, 0, "Unexpected any. Specify a different type.", "0"]
     ],
     "public/app/core/utils/errors.test.ts:5381": [
-      [0, 0, 0, "Unexpected any. Specify a different type.", "0"],
-      [0, 0, 0, "Unexpected any. Specify a different type.", "1"],
-      [0, 0, 0, "Unexpected any. Specify a different type.", "2"]
-    ],
-    "public/app/core/utils/errors.ts:5381": [
       [0, 0, 0, "Unexpected any. Specify a different type.", "0"]
     ],
     "public/app/core/utils/explore.test.ts:5381": [
@@ -7737,9 +7732,6 @@ exports[`better eslint`] = {
       [0, 0, 0, "Do not use any type assertions.", "14"],
       [0, 0, 0, "Do not use any type assertions.", "15"]
     ],
-    "public/app/plugins/panel/xychart/types.ts:5381": [
-      [0, 0, 0, "Unexpected any. Specify a different type.", "0"]
-    ],
     "public/app/polyfills/old-mediaquerylist.ts:5381": [
       [0, 0, 0, "Unexpected any. Specify a different type.", "0"]
     ],
@@ -7767,8 +7759,7 @@ exports[`better eslint`] = {
       [0, 0, 0, "Unexpected any. Specify a different type.", "6"]
     ],
     "public/app/types/dashboard.ts:5381": [
-      [0, 0, 0, "Unexpected any. Specify a different type.", "0"],
-      [0, 0, 0, "Unexpected any. Specify a different type.", "1"]
+      [0, 0, 0, "Unexpected any. Specify a different type.", "0"]
     ],
     "public/app/types/events.ts:5381": [
       [0, 0, 0, "Unexpected any. Specify a different type.", "0"],
@@ -7785,9 +7776,6 @@ exports[`better eslint`] = {
       [0, 0, 0, "Unexpected any. Specify a different type.", "11"],
       [0, 0, 0, "Unexpected any. Specify a different type.", "12"]
     ],
-    "public/app/types/explore.ts:5381": [
-      [0, 0, 0, "Unexpected any. Specify a different type.", "0"]
-    ],
     "public/app/types/jquery/jquery.d.ts:5381": [
       [0, 0, 0, "Unexpected any. Specify a different type.", "0"],
       [0, 0, 0, "Unexpected any. Specify a different type.", "1"],
@@ -7799,11 +7787,6 @@ exports[`better eslint`] = {
       [0, 0, 0, "Unexpected any. Specify a different type.", "7"],
       [0, 0, 0, "Unexpected any. Specify a different type.", "8"]
     ],
-    "public/app/types/plugins.ts:5381": [
-      [0, 0, 0, "Unexpected any. Specify a different type.", "0"],
-      [0, 0, 0, "Unexpected any. Specify a different type.", "1"],
-      [0, 0, 0, "Unexpected any. Specify a different type.", "2"]
-    ],
     "public/app/types/store.ts:5381": [
       [0, 0, 0, "Unexpected any. Specify a different type.", "0"]
     ],
@@ -7820,16 +7803,11 @@ exports[`better eslint`] = {
       [0, 0, 0, "Unexpected any. Specify a different type.", "2"]
     ],
     "public/test/core/redux/mocks.ts:5381": [
-      [0, 0, 0, "Unexpected any. Specify a different type.", "0"],
-      [0, 0, 0, "Unexpected any. Specify a different type.", "1"],
-      [0, 0, 0, "Unexpected any. Specify a different type.", "2"]
+      [0, 0, 0, "Unexpected any. Specify a different type.", "0"]
     ],
     "public/test/core/redux/reducerTester.ts:5381": [
       [0, 0, 0, "Unexpected any. Specify a different type.", "0"],
-      [0, 0, 0, "Unexpected any. Specify a different type.", "1"],
-      [0, 0, 0, "Unexpected any. Specify a different type.", "2"],
-      [0, 0, 0, "Unexpected any. Specify a different type.", "3"],
-      [0, 0, 0, "Unexpected any. Specify a different type.", "4"]
+      [0, 0, 0, "Unexpected any. Specify a different type.", "1"]
     ],
     "public/test/core/redux/reduxTester.ts:5381": [
       [0, 0, 0, "Unexpected any. Specify a different type.", "0"],
@@ -7881,17 +7859,6 @@ exports[`better eslint`] = {
     "public/test/matchers/index.ts:5381": [
       [0, 0, 0, "Unexpected any. Specify a different type.", "0"]
     ],
-    "public/test/matchers/toEmitValues.ts:5381": [
-      [0, 0, 0, "Unexpected any. Specify a different type.", "0"],
-      [0, 0, 0, "Unexpected any. Specify a different type.", "1"],
-      [0, 0, 0, "Unexpected any. Specify a different type.", "2"],
-      [0, 0, 0, "Unexpected any. Specify a different type.", "3"],
-      [0, 0, 0, "Unexpected any. Specify a different type.", "4"],
-      [0, 0, 0, "Unexpected any. Specify a different type.", "5"],
-      [0, 0, 0, "Unexpected any. Specify a different type.", "6"],
-      [0, 0, 0, "Unexpected any. Specify a different type.", "7"],
-      [0, 0, 0, "Unexpected any. Specify a different type.", "8"]
-    ],
     "public/test/matchers/toEmitValuesWith.ts:5381": [
       [0, 0, 0, "Unexpected any. Specify a different type.", "0"],
       [0, 0, 0, "Unexpected any. Specify a different type.", "1"],
@@ -7902,23 +7869,6 @@ exports[`better eslint`] = {
     "public/test/matchers/utils.ts:5381": [
       [0, 0, 0, "Unexpected any. Specify a different type.", "0"]
     ],
-    "public/test/mocks/angular.ts:5381": [
-      [0, 0, 0, "Unexpected any. Specify a different type.", "0"],
-      [0, 0, 0, "Unexpected any. Specify a different type.", "1"],
-      [0, 0, 0, "Unexpected any. Specify a different type.", "2"]
-    ],
-    "public/test/mocks/backend_srv.ts:5381": [
-      [0, 0, 0, "Unexpected any. Specify a different type.", "0"]
-    ],
-    "public/test/mocks/common.ts:5381": [
-      [0, 0, 0, "Unexpected any. Specify a different type.", "0"],
-      [0, 0, 0, "Unexpected any. Specify a different type.", "1"],
-      [0, 0, 0, "Unexpected any. Specify a different type.", "2"]
-    ],
-    "public/test/mocks/datasource_srv.ts:5381": [
-      [0, 0, 0, "Unexpected any. Specify a different type.", "0"],
-      [0, 0, 0, "Unexpected any. Specify a different type.", "1"]
-    ],
     "public/test/mocks/workers.ts:5381": [
       [0, 0, 0, "Unexpected any. Specify a different type.", "0"],
       [0, 0, 0, "Unexpected any. Specify a different type.", "1"]
diff --git a/public/app/core/utils/errors.test.ts b/public/app/core/utils/errors.test.ts
index 65f05d639d3..fcddaaa1470 100644
--- a/public/app/core/utils/errors.test.ts
+++ b/public/app/core/utils/errors.test.ts
@@ -1,3 +1,4 @@
+import { FetchError } from '@grafana/runtime';
 import { getMessageFromError } from 'app/core/utils/errors';
 
 describe('errors functions', () => {
@@ -15,7 +16,7 @@ describe('errors functions', () => {
 
   describe('when getMessageFromError gets an error object with message field', () => {
     beforeEach(() => {
-      message = getMessageFromError({ message: 'error string' } as Error);
+      message = getMessageFromError(new Error('error string'));
     });
 
     it('should return the message text', () => {
@@ -25,7 +26,7 @@ describe('errors functions', () => {
 
   describe('when getMessageFromError gets an error object with data.message field', () => {
     beforeEach(() => {
-      message = getMessageFromError({ data: { message: 'error string' } } as any);
+      message = getMessageFromError({ data: { message: 'error string' }, status: 500 } as FetchError);
     });
 
     it('should return the message text', () => {
@@ -35,7 +36,7 @@ describe('errors functions', () => {
 
   describe('when getMessageFromError gets an error object with statusText field', () => {
     beforeEach(() => {
-      message = getMessageFromError({ statusText: 'error string' } as any);
+      message = getMessageFromError({ data: 'foo', statusText: 'error string', status: 500 } as FetchError);
     });
 
     it('should return the statusText text', () => {
diff --git a/public/app/core/utils/errors.ts b/public/app/core/utils/errors.ts
index ff68f598021..59f8468d6b4 100644
--- a/public/app/core/utils/errors.ts
+++ b/public/app/core/utils/errors.ts
@@ -1,17 +1,18 @@
-import { isString } from 'lodash';
+import { isFetchError } from '@grafana/runtime';
 
-export function getMessageFromError(err: string | (Error & { data?: any; statusText?: string })): string {
-  if (err && !isString(err)) {
-    if (err.message) {
+export function getMessageFromError(err: unknown): string {
+  if (err) {
+    if (typeof err === 'string') {
+      return err;
+    } else if (err instanceof Error) {
       return err.message;
-    } else if (err.data && err.data.message) {
-      return err.data.message;
-    } else if (err.statusText) {
-      return err.statusText;
-    } else {
-      return JSON.stringify(err);
+    } else if (isFetchError(err)) {
+      if (err.data && err.data.message) {
+        return err.data.message;
+      } else if (err.statusText) {
+        return err.statusText;
+      }
     }
   }
-
-  return err;
+  return JSON.stringify(err);
 }
diff --git a/public/app/plugins/datasource/mixed/MixedDataSource.test.ts b/public/app/plugins/datasource/mixed/MixedDataSource.test.ts
index d94588780aa..7fa133926c5 100644
--- a/public/app/plugins/datasource/mixed/MixedDataSource.test.ts
+++ b/public/app/plugins/datasource/mixed/MixedDataSource.test.ts
@@ -13,8 +13,8 @@ const datasourceSrv = new DatasourceSrvMock(defaultDS, {
   A: new MockObservableDataSourceApi('DSA', [{ data: ['AAAA'] }]),
   B: new MockObservableDataSourceApi('DSB', [{ data: ['BBBB'] }]),
   C: new MockObservableDataSourceApi('DSC', [{ data: ['CCCC'] }]),
-  D: new MockObservableDataSourceApi('DSD', [{ data: [] }], {}, 'syntax error near FROM'),
-  E: new MockObservableDataSourceApi('DSE', [{ data: [] }], {}, 'syntax error near WHERE'),
+  D: new MockObservableDataSourceApi('DSD', [{ data: [] }], undefined, 'syntax error near FROM'),
+  E: new MockObservableDataSourceApi('DSE', [{ data: [] }], undefined, 'syntax error near WHERE'),
   Loki: new MockObservableDataSourceApi('Loki', [
     { data: ['A'], key: 'A' },
     { data: ['B'], key: 'B' },
diff --git a/public/app/plugins/panel/xychart/types.ts b/public/app/plugins/panel/xychart/types.ts
index 34f102410ee..d60a60b9d79 100644
--- a/public/app/plugins/panel/xychart/types.ts
+++ b/public/app/plugins/panel/xychart/types.ts
@@ -24,13 +24,6 @@ export interface ScatterHoverEvent {
 
 export type ScatterHoverCallback = (evt?: ScatterHoverEvent) => void;
 
-export interface LegendInfo {
-  color: CanvasRenderingContext2D['strokeStyle'];
-  text: string;
-  symbol: string;
-  openEditor?: (evt: any) => void;
-}
-
 export interface ScatterFieldConfig extends GeneratedScatterFieldConfig {
   pointSymbol?: DimensionSupplier<string>;
 }
diff --git a/public/app/types/dashboard.ts b/public/app/types/dashboard.ts
index 0f15ecc67b8..c897d8ddf04 100644
--- a/public/app/types/dashboard.ts
+++ b/public/app/types/dashboard.ts
@@ -84,7 +84,7 @@ export enum DashboardInitPhase {
 
 export interface DashboardInitError {
   message: string;
-  error: any;
+  error: unknown;
 }
 
 export enum KioskMode {
diff --git a/public/app/types/explore.ts b/public/app/types/explore.ts
index d9a630fa5c5..38678696ce4 100644
--- a/public/app/types/explore.ts
+++ b/public/app/types/explore.ts
@@ -9,7 +9,6 @@ import {
   HistoryItem,
   LogsModel,
   PanelData,
-  QueryHint,
   RawTimeRange,
   TimeRange,
   EventBusExtended,
@@ -231,11 +230,8 @@ export interface QueryOptions {
 export interface QueryTransaction {
   id: string;
   done: boolean;
-  error?: string | JSX.Element;
-  hints?: QueryHint[];
   request: DataQueryRequest;
   queries: DataQuery[];
-  result?: any; // Table model / Timeseries[] / Logs
   scanning?: boolean;
 }
 
diff --git a/public/app/types/plugins.ts b/public/app/types/plugins.ts
index 12bb6984e62..a6d6f68ab47 100644
--- a/public/app/types/plugins.ts
+++ b/public/app/types/plugins.ts
@@ -1,5 +1,4 @@
 import { PanelPlugin, PluginError, PluginMeta } from '@grafana/data';
-import { TemplateSrv } from '@grafana/runtime';
 
 export interface PluginDashboard {
   dashboardId: number;
@@ -31,13 +30,3 @@ export interface PluginsState {
   isLoadingPluginDashboards: boolean;
   panels: PanelPluginsIndex;
 }
-
-/**
- * @deprecated use VariableQueryEditorProps instead
- */
-export interface VariableQueryProps {
-  query: any;
-  onChange: (query: any, definition: string) => void;
-  datasource: any;
-  templateSrv: TemplateSrv;
-}
diff --git a/public/test/core/redux/mocks.ts b/public/test/core/redux/mocks.ts
index c25f96728e1..a65bf971c7f 100644
--- a/public/test/core/redux/mocks.ts
+++ b/public/test/core/redux/mocks.ts
@@ -5,8 +5,8 @@ export const mockToolkitActionCreator = <T extends string>(creator: PayloadActio
 };
 
 export type ToolkitActionCreatorWithoutPayloadMockType = typeof mockToolkitActionCreatorWithoutPayload &
-  ActionCreatorWithoutPayload<any>;
+  ActionCreatorWithoutPayload;
 
-export const mockToolkitActionCreatorWithoutPayload = (creator: ActionCreatorWithoutPayload<any>) => {
+export const mockToolkitActionCreatorWithoutPayload = (creator: ActionCreatorWithoutPayload) => {
   return Object.assign(jest.fn(), creator);
 };
diff --git a/public/test/core/redux/reducerTester.ts b/public/test/core/redux/reducerTester.ts
index 49c7dad1854..145dadb0e9a 100644
--- a/public/test/core/redux/reducerTester.ts
+++ b/public/test/core/redux/reducerTester.ts
@@ -30,7 +30,7 @@ interface ObjectType extends Object {
 export const deepFreeze = <T>(obj: T): T => {
   Object.freeze(obj);
 
-  const isNotException = (object: any, propertyName: any) =>
+  const isNotException = (object: unknown, propertyName: string) =>
     typeof object === 'function'
       ? propertyName !== 'caller' && propertyName !== 'callee' && propertyName !== 'arguments'
       : true;
@@ -39,7 +39,7 @@ export const deepFreeze = <T>(obj: T): T => {
   if (obj && obj instanceof Object) {
     const object: ObjectType = obj;
     Object.getOwnPropertyNames(object).forEach((propertyName) => {
-      const objectProperty: any = object[propertyName];
+      const objectProperty = object[propertyName];
       if (
         hasOwnProp.call(object, propertyName) &&
         isNotException(object, propertyName) &&
diff --git a/public/test/matchers/toEmitValues.ts b/public/test/matchers/toEmitValues.ts
index 80e96d7e32c..d2987471a38 100644
--- a/public/test/matchers/toEmitValues.ts
+++ b/public/test/matchers/toEmitValues.ts
@@ -4,7 +4,7 @@ import { Observable, Subscription } from 'rxjs';
 
 import { expectObservable, forceObservableCompletion } from './utils';
 
-function passMessage(received: any[], expected: any[]) {
+function passMessage(received: unknown[], expected: unknown[]) {
   return `${matcherHint('.not.toEmitValues')}
 
   Expected observable to emit values:
@@ -14,7 +14,7 @@ function passMessage(received: any[], expected: any[]) {
     `;
 }
 
-function failMessage(received: any[], expected: any[]) {
+function failMessage(received: unknown[], expected: unknown[]) {
   return `${matcherHint('.toEmitValues')}
 
   Expected observable to emit values:
@@ -24,7 +24,7 @@ function failMessage(received: any[], expected: any[]) {
     `;
 }
 
-function tryExpectations(received: any[], expected: any[]): jest.CustomMatcherResult {
+function tryExpectations(received: unknown[], expected: unknown[]): jest.CustomMatcherResult {
   try {
     if (received.length !== expected.length) {
       return {
@@ -58,14 +58,14 @@ function tryExpectations(received: any[], expected: any[]): jest.CustomMatcherRe
   }
 }
 
-export function toEmitValues(received: Observable<any>, expected: any[]): Promise<jest.CustomMatcherResult> {
+export function toEmitValues(received: Observable<unknown>, expected: unknown[]): Promise<jest.CustomMatcherResult> {
   const failsChecks = expectObservable(received);
   if (failsChecks) {
     return Promise.resolve(failsChecks);
   }
 
   return new Promise((resolve) => {
-    const receivedValues: any[] = [];
+    const receivedValues: unknown[] = [];
     const subscription = new Subscription();
 
     subscription.add(
diff --git a/public/test/mocks/angular.ts b/public/test/mocks/angular.ts
deleted file mode 100644
index 185d64214fd..00000000000
--- a/public/test/mocks/angular.ts
+++ /dev/null
@@ -1,17 +0,0 @@
-export default class AngularJSMock {
-  service: any;
-  controller: any;
-  directive: any;
-
-  constructor() {
-    this.service = jest.fn();
-    this.controller = jest.fn();
-    this.directive = jest.fn();
-  }
-
-  module() {
-    return this;
-  }
-}
-
-module.exports = AngularJSMock;
diff --git a/public/test/mocks/backend_srv.ts b/public/test/mocks/backend_srv.ts
deleted file mode 100644
index 32c04866395..00000000000
--- a/public/test/mocks/backend_srv.ts
+++ /dev/null
@@ -1,5 +0,0 @@
-export class BackendSrvMock {
-  search: any;
-
-  constructor() {}
-}
diff --git a/public/test/mocks/common.ts b/public/test/mocks/common.ts
deleted file mode 100644
index 5736eae061b..00000000000
--- a/public/test/mocks/common.ts
+++ /dev/null
@@ -1,54 +0,0 @@
-import { NavModel, NavModelItem } from '@grafana/data';
-
-export const backendSrv = {
-  get: jest.fn(),
-  getDashboard: jest.fn(),
-  getDashboardByUid: jest.fn(),
-  getFolderByUid: jest.fn(),
-  post: jest.fn(),
-};
-
-export function createNavTree(...args: any[]) {
-  const root: any[] = [];
-  let node = root;
-  for (const arg of args) {
-    const child: any = { id: arg, url: `/url/${arg}`, text: `${arg}-Text`, children: [] };
-    node.push(child);
-    node = child.children;
-  }
-
-  return root;
-}
-
-export function createNavModel(title: string, ...tabs: string[]): NavModel {
-  const node: NavModelItem = {
-    id: title,
-    text: title,
-    icon: 'exclamation-triangle',
-    subTitle: 'subTitle',
-    url: title,
-    children: [],
-    breadcrumbs: [],
-  };
-
-  const children: NavModelItem[] = [];
-
-  for (const tab of tabs) {
-    children.push({
-      id: tab,
-      subTitle: 'subTitle',
-      url: title,
-      text: title,
-      active: false,
-    });
-  }
-
-  children[0].active = true;
-
-  node.children = children;
-
-  return {
-    node: node,
-    main: node,
-  };
-}
diff --git a/public/test/mocks/datasource_srv.ts b/public/test/mocks/datasource_srv.ts
index d7c9844158f..90c182b657c 100644
--- a/public/test/mocks/datasource_srv.ts
+++ b/public/test/mocks/datasource_srv.ts
@@ -31,7 +31,12 @@ export class DatasourceSrvMock {
 export class MockDataSourceApi extends DataSourceApi {
   result: DataQueryResponse = { data: [] };
 
-  constructor(name?: string, result?: DataQueryResponse, meta?: any, public error: string | null = null) {
+  constructor(
+    name?: string,
+    result?: DataQueryResponse,
+    meta?: DataSourcePluginMeta,
+    public error: string | null = null
+  ) {
     super({ name: name ? name : 'MockDataSourceApi' } as DataSourceInstanceSettings);
     if (result) {
       this.result = result;
@@ -60,7 +65,12 @@ export class MockDataSourceApi extends DataSourceApi {
 export class MockObservableDataSourceApi extends DataSourceApi {
   results: DataQueryResponse[] = [{ data: [] }];
 
-  constructor(name?: string, results?: DataQueryResponse[], meta?: any, private error: string | null = null) {
+  constructor(
+    name?: string,
+    results?: DataQueryResponse[],
+    meta?: DataSourcePluginMeta,
+    private error: string | null = null
+  ) {
     super({ name: name ? name : 'MockDataSourceApi' } as DataSourceInstanceSettings);
 
     if (results) {