diff --git a/packages/angular/build/src/builders/dev-server/tests/behavior/serve-live-reload-proxies_spec.ts b/packages/angular/build/src/builders/dev-server/tests/behavior/serve-live-reload-proxies_spec.ts
index 083773529058..65f34bddf94d 100644
--- a/packages/angular/build/src/builders/dev-server/tests/behavior/serve-live-reload-proxies_spec.ts
+++ b/packages/angular/build/src/builders/dev-server/tests/behavior/serve-live-reload-proxies_spec.ts
@@ -6,8 +6,6 @@
  * found in the LICENSE file at https://angular.dev/license
  */
 
-/* eslint-disable import/no-extraneous-dependencies */
-import { tags } from '@angular-devkit/core';
 import { createServer } from 'node:http';
 import { createProxyServer } from 'http-proxy';
 import { AddressInfo } from 'node:net';
@@ -43,58 +41,58 @@ async function createProxy(target: string, secure: boolean, ws = true): Promise<
     target,
     secure,
     ssl: secure && {
-      key: tags.stripIndents`
-      -----BEGIN RSA PRIVATE KEY-----
-      MIIEvwIBADANBgkqhkiG9w0BAQEFAASCBKkwggSlAgEAAoIBAQDEBRUsUz4rdcMt
-      CQGLvG3SzUinsmgdgOyTNQNA0eOMyRSrmS8L+F/kSLUnqqu4mzdeqDzo2Xj553jK
-      dRqMCRFGJuGnQ/VIbW2A+ywgrqILuDyF5i4PL1aQW4yJ7TnXfONKfpswQArlN6DF
-      gBYJtoJlf8XD1sOeJpsv/O46/ix/wngQ+GwQQ2cfqxQT0fE9SBCY23VNt3SPUJ3k
-      9etJMvJ9U9GHSb1CFdNQe7Gyx7xdKf1TazB27ElNZEg2aF99if47uRskYjvvFivy
-      7nxGx/ccIwjwNMpk29AsKG++0sn1yTK7tD5Px6aCSVK0BKbdXZS2euJor8hASGBJ
-      3GpVGJvdAgMBAAECggEAapYo8TVCdPdP7ckb4hPP0/R0MVu9aW2VNmZ5ImH+zar5
-      ZmWhQ20HF2bBupP/VB5yeTIaDLNUKO9Iqy4KBWNY1UCHKyC023FFPgFV+V98FctU
-      faqwGOmwtEZToRwxe48ZOISndhEc247oCPyg/x8SwIY9z0OUkwaDFBEAqWtUXxM3
-      /SPpCT5ilLgxnRgVB8Fj5Z0q7ThnxNVOmVC1OSIakEj46PzmMXn1pCKLOCUmAAOQ
-      BnrOZuty2b8b2M/GHsktLZwojQQJmArnIBymTXQTVhaGgKSyOv1qvHLp9L1OJf0/
-      Xm+/TqT6ztzhzlftcObdfQZZ5JuoEwlvyrsGFlA3MQKBgQDiQC3KYMG8ViJkWrv6
-      XNAFEoAjVEKrtirGWJ66YfQ9KSJ7Zttrd1Y1V1OLtq3z4YMH39wdQ8rOD+yR8mWV
-      6Tnsxma6yJXAH8uan8iVbxjIZKF1hnvNCxUoxYmWOmTLcEQMzmxvTzAiR+s6R6Uj
-      9LgGqppt30nM4wnOhOJU6UxqbwKBgQDdy03KidbPZuycJSy1C9AIt0jlrxDsYm+U
-      fZrB6mHEZcgoZS5GbLKinQCdGcgERa05BXvJmNbfZtT5a37YEnbjsTImIhDiBP5P
-      nW36/9a3Vg1svd1KP2206/Bh3gfZbgTsQg4YogXgjf0Uzuvw18btgTtLVpVyeuqz
-      TU3eeF30cwKBgQCN6lvOmapsDEs+T3uhqx4AUH53qp63PmjOSUAnANJGmsq6ROZV
-      HmHAy6nn9Qpf85BRHCXhZWiMoIhvc3As/EINNtWxS6hC/q6jqp4SvcD50cVFBroY
-      /16iWGXZCX+37A+DSOfTWgSDPEFcKRx41UOpStHbITgVgEPieo/NWxlHmQKBgQDX
-      JOLs2RB6V0ilnpnjdPXzvncD9fHgmwvJap24BPeZX3HtXViqD76oZsu1mNCg9EW3
-      zk3pnEyyoDlvSIreZerVq4kN3HWsCVP3Pqr0kz9g0CRtmy8RWr28hjHDfXD3xPUZ
-      iGnMEz7IOHOKv722/liFAprV1cNaLUmFbDNg3jmlaQKBgQDG5WwngPhOHmjTnSml
-      amfEz9a4yEhQqpqgVNW5wwoXOf6DbjL2m/maJh01giThj7inMcbpkZlIclxD0Eu6
-      Lof+ctCeqSAJvaVPmd+nv8Yp26zsF1yM8ax9xXjrIvv9fSbycNveGTDCsNNTiYoW
-      QyvMqmN1kGy20SZbQDD/fLfqBQ==
-      -----END RSA PRIVATE KEY-----
+      key: `
+-----BEGIN RSA PRIVATE KEY-----
+MIIEvwIBADANBgkqhkiG9w0BAQEFAASCBKkwggSlAgEAAoIBAQDEBRUsUz4rdcMt
+CQGLvG3SzUinsmgdgOyTNQNA0eOMyRSrmS8L+F/kSLUnqqu4mzdeqDzo2Xj553jK
+dRqMCRFGJuGnQ/VIbW2A+ywgrqILuDyF5i4PL1aQW4yJ7TnXfONKfpswQArlN6DF
+gBYJtoJlf8XD1sOeJpsv/O46/ix/wngQ+GwQQ2cfqxQT0fE9SBCY23VNt3SPUJ3k
+9etJMvJ9U9GHSb1CFdNQe7Gyx7xdKf1TazB27ElNZEg2aF99if47uRskYjvvFivy
+7nxGx/ccIwjwNMpk29AsKG++0sn1yTK7tD5Px6aCSVK0BKbdXZS2euJor8hASGBJ
+3GpVGJvdAgMBAAECggEAapYo8TVCdPdP7ckb4hPP0/R0MVu9aW2VNmZ5ImH+zar5
+ZmWhQ20HF2bBupP/VB5yeTIaDLNUKO9Iqy4KBWNY1UCHKyC023FFPgFV+V98FctU
+faqwGOmwtEZToRwxe48ZOISndhEc247oCPyg/x8SwIY9z0OUkwaDFBEAqWtUXxM3
+/SPpCT5ilLgxnRgVB8Fj5Z0q7ThnxNVOmVC1OSIakEj46PzmMXn1pCKLOCUmAAOQ
+BnrOZuty2b8b2M/GHsktLZwojQQJmArnIBymTXQTVhaGgKSyOv1qvHLp9L1OJf0/
+Xm+/TqT6ztzhzlftcObdfQZZ5JuoEwlvyrsGFlA3MQKBgQDiQC3KYMG8ViJkWrv6
+XNAFEoAjVEKrtirGWJ66YfQ9KSJ7Zttrd1Y1V1OLtq3z4YMH39wdQ8rOD+yR8mWV
+6Tnsxma6yJXAH8uan8iVbxjIZKF1hnvNCxUoxYmWOmTLcEQMzmxvTzAiR+s6R6Uj
+9LgGqppt30nM4wnOhOJU6UxqbwKBgQDdy03KidbPZuycJSy1C9AIt0jlrxDsYm+U
+fZrB6mHEZcgoZS5GbLKinQCdGcgERa05BXvJmNbfZtT5a37YEnbjsTImIhDiBP5P
+nW36/9a3Vg1svd1KP2206/Bh3gfZbgTsQg4YogXgjf0Uzuvw18btgTtLVpVyeuqz
+TU3eeF30cwKBgQCN6lvOmapsDEs+T3uhqx4AUH53qp63PmjOSUAnANJGmsq6ROZV
+HmHAy6nn9Qpf85BRHCXhZWiMoIhvc3As/EINNtWxS6hC/q6jqp4SvcD50cVFBroY
+/16iWGXZCX+37A+DSOfTWgSDPEFcKRx41UOpStHbITgVgEPieo/NWxlHmQKBgQDX
+JOLs2RB6V0ilnpnjdPXzvncD9fHgmwvJap24BPeZX3HtXViqD76oZsu1mNCg9EW3
+zk3pnEyyoDlvSIreZerVq4kN3HWsCVP3Pqr0kz9g0CRtmy8RWr28hjHDfXD3xPUZ
+iGnMEz7IOHOKv722/liFAprV1cNaLUmFbDNg3jmlaQKBgQDG5WwngPhOHmjTnSml
+amfEz9a4yEhQqpqgVNW5wwoXOf6DbjL2m/maJh01giThj7inMcbpkZlIclxD0Eu6
+Lof+ctCeqSAJvaVPmd+nv8Yp26zsF1yM8ax9xXjrIvv9fSbycNveGTDCsNNTiYoW
+QyvMqmN1kGy20SZbQDD/fLfqBQ==
+-----END RSA PRIVATE KEY-----
     `,
-      cert: tags.stripIndents`
-      -----BEGIN CERTIFICATE-----
-      MIIDXTCCAkWgAwIBAgIJALz8gD/gAt0OMA0GCSqGSIb3DQEBCwUAMEUxCzAJBgNV
-      BAYTAkFVMRMwEQYDVQQIDApTb21lLVN0YXRlMSEwHwYDVQQKDBhJbnRlcm5ldCBX
-      aWRnaXRzIFB0eSBMdGQwHhcNMTgxMDIzMTgyMTQ5WhcNMTkxMDIzMTgyMTQ5WjBF
-      MQswCQYDVQQGEwJBVTETMBEGA1UECAwKU29tZS1TdGF0ZTEhMB8GA1UECgwYSW50
-      ZXJuZXQgV2lkZ2l0cyBQdHkgTHRkMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIB
-      CgKCAQEAxAUVLFM+K3XDLQkBi7xt0s1Ip7JoHYDskzUDQNHjjMkUq5kvC/hf5Ei1
-      J6qruJs3Xqg86Nl4+ed4ynUajAkRRibhp0P1SG1tgPssIK6iC7g8heYuDy9WkFuM
-      ie0513zjSn6bMEAK5TegxYAWCbaCZX/Fw9bDniabL/zuOv4sf8J4EPhsEENnH6sU
-      E9HxPUgQmNt1Tbd0j1Cd5PXrSTLyfVPRh0m9QhXTUHuxsse8XSn9U2swduxJTWRI
-      NmhffYn+O7kbJGI77xYr8u58Rsf3HCMI8DTKZNvQLChvvtLJ9ckyu7Q+T8emgklS
-      tASm3V2UtnriaK/IQEhgSdxqVRib3QIDAQABo1AwTjAdBgNVHQ4EFgQUDZBhVKdb
-      3BRhLIhuuE522Vsul0IwHwYDVR0jBBgwFoAUDZBhVKdb3BRhLIhuuE522Vsul0Iw
-      DAYDVR0TBAUwAwEB/zANBgkqhkiG9w0BAQsFAAOCAQEABh9WWZwWLgb9/DcTxL72
-      6pI96t4jiF79Q+pPefkaIIi0mE6yodWrTAsBQu9I6bNRaEcCSoiXkP2bqskD/UGg
-      LwUFgSrDOAA3UjdHw3QU5g2NocduG7mcFwA40TB98sOsxsUyYlzSyWzoiQWwPYwb
-      hek1djuWkqPXsTjlj54PTPN/SjTFmo4p5Ip6nbRf2nOREl7v0rJpGbJvXiCMYyd+
-      Zv+j4mRjCGo8ysMR2HjCUGkYReLAgKyyz3M7i8vevJhKslyOmy6Txn4F0nPVumaU
-      DDIy4xXPW1STWfsmSYJfYW3wa0wk+pJQ3j2cTzkPQQ8gwpvM3U9DJl43uwb37v6I
-      7Q==
-      -----END CERTIFICATE-----
+      cert: `
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----
     `,
     },
   }).listen(proxyPort);
diff --git a/packages/angular/build/src/builders/karma/tests/behavior/code-coverage_spec.ts b/packages/angular/build/src/builders/karma/tests/behavior/code-coverage_spec.ts
index 835f48724dbe..9882af429b76 100644
--- a/packages/angular/build/src/builders/karma/tests/behavior/code-coverage_spec.ts
+++ b/packages/angular/build/src/builders/karma/tests/behavior/code-coverage_spec.ts
@@ -7,7 +7,6 @@
  */
 
 import { setTimeout } from 'node:timers/promises';
-import { tags } from '@angular-devkit/core';
 import { last, tap } from 'rxjs';
 import { execute } from '../../index';
 import { BASE_OPTIONS, KARMA_BUILDER_INFO, describeKarmaBuilder } from '../setup';
@@ -96,12 +95,12 @@ describeKarmaBuilder(execute, KARMA_BUILDER_INFO, (harness, setupTarget) => {
       await harness.modifyFile('src/app/app.component.ts', (content) => {
         return content.replace(
           `title = 'app'`,
-          tags.stripIndents`
-          title = 'app';
+          `
+title = 'app';
 
-          async foo() {
-            return 'foo';
-          }
+async foo() {
+  return 'foo';
+}
         `,
         );
       });
diff --git a/packages/angular/build/src/utils/index-file/augment-index-html_spec.ts b/packages/angular/build/src/utils/index-file/augment-index-html_spec.ts
index 7ea16ab6121b..55adf8d88f0b 100644
--- a/packages/angular/build/src/utils/index-file/augment-index-html_spec.ts
+++ b/packages/angular/build/src/utils/index-file/augment-index-html_spec.ts
@@ -6,7 +6,6 @@
  * found in the LICENSE file at https://angular.dev/license
  */
 
-import { tags } from '@angular-devkit/core';
 import { AugmentIndexHtmlOptions, augmentIndexHtml } from './augment-index-html';
 
 describe('augment-index-html', () => {
@@ -25,7 +24,7 @@ describe('augment-index-html', () => {
   };
 
   const oneLineHtml = (html: TemplateStringsArray) =>
-    tags.stripIndents`${html}`.replace(/(>\s+)/g, '>');
+    `${html}`.replace(/(>\s+)/g, '>').replace(/\s+</g, '<');
 
   it('can generate index.html', async () => {
     const { content } = await augmentIndexHtml({