diff --git a/projects/igniteui-angular/migrations/common/ServerHost.ts b/projects/igniteui-angular/migrations/common/ServerHost.ts
index 18e7aa81ed8..090a90eb58a 100644
--- a/projects/igniteui-angular/migrations/common/ServerHost.ts
+++ b/projects/igniteui-angular/migrations/common/ServerHost.ts
@@ -1,7 +1,7 @@
-import type { Tree } from '@angular-devkit/schematics';
+import type { Tree } from '@angular-devkit/schematics/index.js';
 import * as pathFs from 'path';
-import * as ts from 'typescript/lib/tsserverlibrary';
-import { CUSTOM_TS_PLUGIN_NAME, CUSTOM_TS_PLUGIN_PATH } from './tsUtils';
+import * as ts from 'typescript/lib/tsserverlibrary.js';
+import { CUSTOM_TS_PLUGIN_NAME, CUSTOM_TS_PLUGIN_PATH } from './tsUtils.ts';
 import { createRequire } from 'module';
 
 /**
@@ -15,7 +15,9 @@ export class ServerHost implements ts.server.ServerHost {
     /** Cached because Angular schematics encapsulation's customRequire doesn't provide `resolve` */
     private nativeRequire = createRequire(__filename);
 
-    constructor(public host: Tree) {
+    public host: Tree;
+    constructor(host: Tree) {
+        this.host = host;
         this.args = ts.sys.args;
         this.newLine = ts.sys.newLine;
         this.useCaseSensitiveFileNames = ts.sys.useCaseSensitiveFileNames;
diff --git a/projects/igniteui-angular/migrations/common/UpdateChanges.spec.ts b/projects/igniteui-angular/migrations/common/UpdateChanges.spec.ts
index 9d561f24134..00086a33ef0 100644
--- a/projects/igniteui-angular/migrations/common/UpdateChanges.spec.ts
+++ b/projects/igniteui-angular/migrations/common/UpdateChanges.spec.ts
@@ -1,10 +1,10 @@
-import { UnitTestTree } from '@angular-devkit/schematics/testing';
+import { UnitTestTree } from '@angular-devkit/schematics/testing/index.js';
 import * as fs from 'fs';
 import * as path from 'path';
-import { ClassChanges, BindingChanges, SelectorChanges, ThemeChanges, ImportsChanges, ElementType, ThemeType, MemberChanges } from './schema';
-import { UpdateChanges, InputPropertyType, BoundPropertyObject } from './UpdateChanges';
-import * as tsUtils from './tsUtils';
-import { setupTestTree } from './setup.spec';
+import { ClassChanges, BindingChanges, SelectorChanges, ThemeChanges, ImportsChanges, ElementType, ThemeType, MemberChanges } from './schema/index.ts';
+import { UpdateChanges, InputPropertyType, BoundPropertyObject } from './UpdateChanges.ts';
+import * as tsUtils from './tsUtils.ts';
+import { setupTestTree } from './setup.spec.ts';
 
 describe('UpdateChanges', () => {
     let appTree: UnitTestTree;
diff --git a/projects/igniteui-angular/migrations/common/UpdateChanges.ts b/projects/igniteui-angular/migrations/common/UpdateChanges.ts
index 2336340453a..70adbade4c7 100644
--- a/projects/igniteui-angular/migrations/common/UpdateChanges.ts
+++ b/projects/igniteui-angular/migrations/common/UpdateChanges.ts
@@ -1,30 +1,31 @@
 import * as fs from 'fs';
 import * as path from 'path';
 import * as ts from 'typescript';
-import * as tss from 'typescript/lib/tsserverlibrary';
+import * as tss from 'typescript/lib/tsserverlibrary.js';
 import type { SchematicContext, Tree, FileVisitor } from '@angular-devkit/schematics';
 import type { WorkspaceSchema } from '@schematics/angular/utility/workspace-models';
 import {
     ClassChanges, BindingChanges, SelectorChange,
     SelectorChanges, ThemeChanges, ImportsChanges, MemberChanges, ThemeChange, ThemeType
-} from './schema';
+} from './schema/index.ts';
 import {
     getLanguageService, getRenamePositions, getIdentifierPositions,
     isMemberIgniteUI, NG_LANG_SERVICE_PACKAGE_NAME, NG_CORE_PACKAGE_NAME, findMatches
-} from './tsUtils';
+} from './tsUtils.ts';
 import {
     getProjectPaths, getWorkspace, getProjects, escapeRegExp, replaceMatch,
     getPackageManager, canResolvePackage, tryInstallPackage, tryUninstallPackage, getPackageVersion
-} from './util';
-import { ServerHost } from './ServerHost';
-import { serviceContainer } from './project-service-container';
+} from './util.ts';
+import { ServerHost } from './ServerHost.ts';
+import { serviceContainer } from './project-service-container.ts';
 
 const TSCONFIG_PATH = 'tsconfig.json';
 
-export enum InputPropertyType {
-    EVAL = 'eval',
-    STRING = 'string'
-}
+export const InputPropertyType = {
+    EVAL: 'eval',
+    STRING: 'string'
+} as const;
+export type InputPropertyType = typeof InputPropertyType[keyof typeof InputPropertyType];
 declare type TransformFunction = (args: BoundPropertyObject) => void;
 export interface BoundPropertyObject {
     value: string;
@@ -143,7 +144,14 @@ export class UpdateChanges {
      *
      * @param rootPath Root folder for the schematic to read configs, pass __dirname
      */
-    constructor(private rootPath: string, private host: Tree, private context?: SchematicContext) {
+    private rootPath: string;
+    private host: Tree;
+    private context?: SchematicContext;
+
+    constructor(rootPath: string, host: Tree, context?: SchematicContext) {
+        this.rootPath = rootPath;
+        this.host = host;
+        this.context = context;
         this.workspace = getWorkspace(host);
         this.sourcePaths = getProjectPaths(this.workspace);
 
@@ -867,7 +875,8 @@ export class UpdateChanges {
     }
 }
 
-export enum BindingType {
-    Output,
-    Input
-}
+export const BindingType = {
+    Output: 'Output',
+    Input: 'Input'
+} as const;
+export type BindingType = typeof BindingType[keyof typeof BindingType];
diff --git a/projects/igniteui-angular/migrations/common/filterSourceDirs.ts b/projects/igniteui-angular/migrations/common/filterSourceDirs.ts
index bddc648b3bf..b16202c49e5 100644
--- a/projects/igniteui-angular/migrations/common/filterSourceDirs.ts
+++ b/projects/igniteui-angular/migrations/common/filterSourceDirs.ts
@@ -1,6 +1,6 @@
-import { filter } from '@angular-devkit/schematics';
-import type { Rule, SchematicContext, Tree } from '@angular-devkit/schematics';
-import { getWorkspace, getWorkspacePath, getProjectPaths } from './util';
+import { filter } from '@angular-devkit/schematics/index.js';
+import type { Rule, SchematicContext, Tree } from '@angular-devkit/schematics/index.js';
+import { getWorkspace, getWorkspacePath, getProjectPaths } from './util.ts';
 
 /**
  * @deprecated Temporary
diff --git a/projects/igniteui-angular/migrations/common/project-service-container.ts b/projects/igniteui-angular/migrations/common/project-service-container.ts
index c85518c208a..51d3966b25d 100644
--- a/projects/igniteui-angular/migrations/common/project-service-container.ts
+++ b/projects/igniteui-angular/migrations/common/project-service-container.ts
@@ -1,6 +1,6 @@
-import * as tss from 'typescript/lib/tsserverlibrary';
-import { createProjectService } from './tsUtils';
-import { ServerHost } from './ServerHost';
+import * as tss from 'typescript/lib/tsserverlibrary.js';
+import { createProjectService } from './tsUtils.ts';
+import { ServerHost } from './ServerHost.ts';
 
 export class ProjectServiceContainer {
     private _serverHost: ServerHost;
diff --git a/projects/igniteui-angular/migrations/common/schema/index.ts b/projects/igniteui-angular/migrations/common/schema/index.ts
index 7db635bada9..eb56927151a 100644
--- a/projects/igniteui-angular/migrations/common/schema/index.ts
+++ b/projects/igniteui-angular/migrations/common/schema/index.ts
@@ -6,12 +6,14 @@ export interface ThemeChanges {
     changes: ThemeChange[];
 }
 
-export enum ThemeType {
-    Variable = 'variable',
-    Property = 'property',
-    Function = 'function',
-    Mixin = 'mixin'
-}
+export const ThemeType = {
+    Variable: 'variable',
+    Property: 'property',
+    Function: 'function',
+    Mixin: 'mixin'
+} as const;
+export type ThemeType = typeof ThemeType[keyof typeof ThemeType];
+
 export interface ThemeChange extends ChangeAction {
     /** Name of the theme property */
     name: string;
@@ -92,7 +94,8 @@ export interface ImportsChanges {
     changes: ImportsChange[];
 }
 
-export enum ElementType {
-    Directive = 'directive',
-    Component = 'component'
-}
+export const ElementType = {
+    Directive: 'directive',
+    Component: 'component'
+} as const;
+export type ElementType = typeof ElementType[keyof typeof ElementType];
diff --git a/projects/igniteui-angular/migrations/common/setup.spec.ts b/projects/igniteui-angular/migrations/common/setup.spec.ts
index 3c001e78587..16e53c4b4ce 100644
--- a/projects/igniteui-angular/migrations/common/setup.spec.ts
+++ b/projects/igniteui-angular/migrations/common/setup.spec.ts
@@ -1,10 +1,10 @@
 import { readFileSync } from 'fs';
 import { join } from 'path';
 
-import { EmptyTree } from '@angular-devkit/schematics';
-import { UnitTestTree } from '@angular-devkit/schematics/testing';
-import * as tss from 'typescript/lib/tsserverlibrary';
-import { serviceContainer } from './project-service-container';
+import { EmptyTree } from '@angular-devkit/schematics/index.js';
+import { UnitTestTree } from '@angular-devkit/schematics/testing/index.js';
+import * as tss from 'typescript/lib/tsserverlibrary.js';
+import { serviceContainer } from './project-service-container.ts';
 
 const configJson = {
     version: 1,
diff --git a/projects/igniteui-angular/migrations/common/tsLogger.ts b/projects/igniteui-angular/migrations/common/tsLogger.ts
index a332fcafb0b..623a2cda9a0 100644
--- a/projects/igniteui-angular/migrations/common/tsLogger.ts
+++ b/projects/igniteui-angular/migrations/common/tsLogger.ts
@@ -1,28 +1,30 @@
-import * as ts from 'typescript/lib/tsserverlibrary';
+import * as ts from 'typescript/lib/tsserverlibrary.js';
 
 export class Logger implements ts.server.Logger {
-    constructor(
-        private readonly traceToConsole: boolean,
-        private readonly level: ts.server.LogLevel
-    ) { }
+    private readonly traceToConsole: boolean;
+    private readonly level: ts.server.LogLevel;
+    constructor(traceToConsole: boolean, level: ts.server.LogLevel) {
+        this.traceToConsole = traceToConsole;
+        this.level = level;
+    }
 
     public hasLevel(level: ts.server.LogLevel) {
         return this.loggingEnabled() && this.level >= level;
     }
 
-    public loggingEnabled() {
+    loggingEnabled() {
         return this.traceToConsole;
     }
 
-    public perftrc(s: string) {
+    perftrc(s: string) {
         this.msg(s, ts.server.Msg.Perf);
     }
 
-    public info(s: string) {
+    info(s: string) {
         this.msg(s, ts.server.Msg.Info);
     }
 
-    public msg(s: string, type: ts.server.Msg = ts.server.Msg.Err) {
+    msg(s: string, type: ts.server.Msg = ts.server.Msg.Err) {
         if (!this.traceToConsole) {
             return;
         }
@@ -41,13 +43,13 @@ export class Logger implements ts.server.Logger {
     /* These methods are used to log to a file,
        we will only use the logger to log on the console.
     */
-    public close() { }
+    close() { }
 
-    public startGroup() { }
+    startGroup() { }
 
-    public endGroup() { }
+    endGroup() { }
 
-    public getLogFileName() {
+    getLogFileName() {
         return null;
     }
     //#endregion
diff --git a/projects/igniteui-angular/migrations/common/tsPlugin/TSLanguageService.ts b/projects/igniteui-angular/migrations/common/tsPlugin/TSLanguageService.ts
index d491749540e..17217d0eca4 100644
--- a/projects/igniteui-angular/migrations/common/tsPlugin/TSLanguageService.ts
+++ b/projects/igniteui-angular/migrations/common/tsPlugin/TSLanguageService.ts
@@ -1,4 +1,4 @@
-import * as tss from 'typescript/lib/tsserverlibrary';
+import * as tss from 'typescript/lib/tsserverlibrary.js';
 
 export interface TSLanguageService extends tss.LanguageService {
     getTypeScriptLanguageService(): tss.LanguageService;
diff --git a/projects/igniteui-angular/migrations/common/tsUtils.ts b/projects/igniteui-angular/migrations/common/tsUtils.ts
index 1c74a906bdd..bf3a16760bc 100644
--- a/projects/igniteui-angular/migrations/common/tsUtils.ts
+++ b/projects/igniteui-angular/migrations/common/tsUtils.ts
@@ -1,22 +1,23 @@
 import * as ts from 'typescript';
-import * as tss from 'typescript/lib/tsserverlibrary';
-import type { Tree } from '@angular-devkit/schematics';
-import type { MemberChange } from './schema';
-import { escapeRegExp } from './util';
-import { Logger } from './tsLogger';
-import { TSLanguageService } from './tsPlugin/TSLanguageService';
+import * as tss from 'typescript/lib/tsserverlibrary.js';
+import type { Tree } from '@angular-devkit/schematics.js';
+import type { MemberChange } from './schema.ts';
+import { escapeRegExp } from './util.ts';
+import { Logger } from './tsLogger.ts';
+import { TSLanguageService } from './tsPlugin/TSLanguageService.ts';
 
 export const IG_PACKAGE_NAME = 'igniteui-angular';
 export const NG_LANG_SERVICE_PACKAGE_NAME = '@angular/language-service';
 export const NG_CORE_PACKAGE_NAME = '@angular/core';
-export const CUSTOM_TS_PLUGIN_PATH = './tsPlugin';
+export const CUSTOM_TS_PLUGIN_PATH = './tsPlugin.ts';
 export const CUSTOM_TS_PLUGIN_NAME = 'igx-ts-plugin';
 
-enum SyntaxTokens {
-    ClosingParenthesis = ')',
-    MemberAccess = '.',
-    Question = '?'
-}
+export const SyntaxTokens = {
+    ClosingParenthesis: ')',
+    MemberAccess: '.',
+    Question: '?'
+} as const;
+export type SyntaxTokens = typeof SyntaxTokens[keyof typeof SyntaxTokens];
 
 export class MemberInfo implements Pick<tss.DefinitionInfo, 'name' | 'fileName'> {
     public name: string;
@@ -101,7 +102,7 @@ export const getRenamePositions = (sourcePath: string, name: string, service: ts
     const positions = [];
 
     // eslint-disable-next-line @typescript-eslint/consistent-type-assertions
-    const imports = source.statements.filter(<(a: ts.Statement) => a is ts.ImportDeclaration>namedImportFilter);
+    const imports = source.statements.filter(namedImportFilter) as ts.ImportDeclaration[];
     if (!imports.length) {
         return positions;
     }
diff --git a/projects/igniteui-angular/migrations/common/util.ts b/projects/igniteui-angular/migrations/common/util.ts
index 9b65508f879..b8ddafec194 100644
--- a/projects/igniteui-angular/migrations/common/util.ts
+++ b/projects/igniteui-angular/migrations/common/util.ts
@@ -159,12 +159,22 @@ export interface SourceOffset {
 
 export class FileChange {
 
+    public position: number;
+    public text: string;
+    public replaceText = '';
+    public type: 'insert' | 'replace' = 'insert';
+
     constructor(
-        public position = 0,
-        public text = '',
-        public replaceText = '',
-        public type: 'insert' | 'replace' = 'insert'
-    ) { }
+        position = 0,
+        text = '',
+        replaceText = '',
+        type: 'insert' | 'replace' = 'insert'
+    ) {
+        this.position = position;
+        this.text = text;
+        this.replaceText = replaceText;
+        this.type = type;
+    }
 
     public apply(content: string) {
         if (this.type === 'insert') {
@@ -250,7 +260,10 @@ class SerializerVisitor implements Visitor {
     /**
      *
      */
-    constructor(private getHtmlTagDefinition: (tagName: string) => HtmlTagDefinition) { }
+    private getHtmlTagDefinition: (tagName: string) => HtmlTagDefinition;
+    constructor(getHtmlTagDefinition: (tagName: string) => HtmlTagDefinition) {
+        this.getHtmlTagDefinition = getHtmlTagDefinition;
+    }
 
     public visitElement(element: Element, _context: any): any {
         if (this.getHtmlTagDefinition(element.name).isVoid) {