diff --git a/packages/compiler-cli/src/ngtsc/file_system/index.ts b/packages/compiler-cli/src/ngtsc/file_system/index.ts
index faebf2350d9..b83fdf02500 100644
--- a/packages/compiler-cli/src/ngtsc/file_system/index.ts
+++ b/packages/compiler-cli/src/ngtsc/file_system/index.ts
@@ -35,3 +35,4 @@ export {
 } from './src/types';
 export {getSourceFileOrError} from './src/util';
 export {createFileSystemTsReadDirectoryFn} from './src/ts_read_directory';
+export {InvalidFileSystem} from './src/invalid_file_system';
diff --git a/packages/localize/BUILD.bazel b/packages/localize/BUILD.bazel
index 762e7ffcec0..e426f12a1e7 100644
--- a/packages/localize/BUILD.bazel
+++ b/packages/localize/BUILD.bazel
@@ -1,8 +1,9 @@
-load("//tools:defaults.bzl", "api_golden_test_npm_package", "generate_api_docs", "ng_package", "ts_library")
+load("//tools:defaults.bzl", "api_golden_test_npm_package", "generate_api_docs", "ng_package")
+load("//tools:defaults2.bzl", "ts_project")
 
 package(default_visibility = ["//visibility:public"])
 
-ts_library(
+ts_project(
     name = "localize",
     srcs = glob(
         [
@@ -12,8 +13,8 @@ ts_library(
     ),
     module_name = "@angular/localize",
     deps = [
-        "//packages/localize/src/localize",
-        "//packages/localize/src/utils",
+        "//packages/localize/src/localize:localize_rjs",
+        "//packages/localize/src/utils:utils_rjs",
     ],
 )
 
diff --git a/packages/localize/init/BUILD.bazel b/packages/localize/init/BUILD.bazel
index 4e25fd143b0..3c5352d21a2 100644
--- a/packages/localize/init/BUILD.bazel
+++ b/packages/localize/init/BUILD.bazel
@@ -1,21 +1,20 @@
-load("//tools:defaults.bzl", "ts_library")
 load("//adev/shared-docs/pipeline/api-gen:generate_api_docs.bzl", "generate_api_docs")
+load("//tools:defaults2.bzl", "ts_project")
 
 package(default_visibility = ["//visibility:public"])
 
 exports_files(["package.json"])
 
-ts_library(
+ts_project(
     name = "init",
     srcs = glob(
         [
             "**/*.ts",
         ],
     ),
-    module_name = "@angular/localize/init",
     deps = [
-        "//packages/localize",
-        "@npm//@types/node",
+        "//:node_modules/@types/node",
+        "//packages/localize:localize_rjs",
     ],
 )
 
diff --git a/packages/localize/schematics/ng-add/BUILD.bazel b/packages/localize/schematics/ng-add/BUILD.bazel
index 57364f08955..eef44f1d76c 100644
--- a/packages/localize/schematics/ng-add/BUILD.bazel
+++ b/packages/localize/schematics/ng-add/BUILD.bazel
@@ -1,23 +1,19 @@
-load("//tools:defaults.bzl", "esbuild", "jasmine_node_test", "ts_config", "ts_library")
+load("//tools:defaults.bzl", "esbuild", "jasmine_node_test", "ts_library")
+load("//tools:defaults2.bzl", "ts_project")
 
 package(default_visibility = ["//visibility:public"])
 
-ts_config(
-    name = "tsconfig",
-    src = "tsconfig-build.json",
-    deps = ["//packages:tsconfig-build.json"],
-)
-
-ts_library(
+ts_project(
     name = "ng-add",
     srcs = [
         "index.ts",
         "schema.d.ts",
     ],
-    tsconfig = ":tsconfig",
+    extends = "//packages:tsconfig_build",
+    tsconfig = "tsconfig-build.json",
     deps = [
-        "@npm//@angular-devkit/schematics",
-        "@npm//@schematics/angular",
+        "//:node_modules/@angular-devkit/schematics",
+        "//:node_modules/@schematics/angular",
     ],
 )
 
diff --git a/packages/localize/src/localize/BUILD.bazel b/packages/localize/src/localize/BUILD.bazel
index 8888f189787..a113d9e9d95 100644
--- a/packages/localize/src/localize/BUILD.bazel
+++ b/packages/localize/src/localize/BUILD.bazel
@@ -1,8 +1,9 @@
-load("//tools:defaults.bzl", "generate_api_docs", "ts_library")
+load("//tools:defaults.bzl", "generate_api_docs")
+load("//tools:defaults2.bzl", "ts_project")
 
 package(default_visibility = ["//visibility:public"])
 
-ts_library(
+ts_project(
     name = "localize",
     srcs = glob(
         [
@@ -10,8 +11,8 @@ ts_library(
         ],
     ),
     deps = [
-        "//packages/localize/src/utils",
-        "@npm//@types/node",
+        "//:node_modules/@types/node",
+        "//packages/localize/src/utils:utils_rjs",
     ],
 )
 
diff --git a/packages/localize/src/localize/test/BUILD.bazel b/packages/localize/src/localize/test/BUILD.bazel
index 768cc705006..cb9ca6e9c77 100644
--- a/packages/localize/src/localize/test/BUILD.bazel
+++ b/packages/localize/src/localize/test/BUILD.bazel
@@ -1,14 +1,17 @@
-load("//tools:defaults.bzl", "jasmine_node_test", "ts_library")
+load("//tools:defaults.bzl", "jasmine_node_test")
+load("//tools:defaults2.bzl", "ts_project")
 
-ts_library(
+ts_project(
     name = "test_lib",
     testonly = True,
     srcs = glob(
         ["*_spec.ts"],
     ),
-    deps = [
+    interop_deps = [
         "//packages:types",
-        "//packages/localize/src/localize",
+    ],
+    deps = [
+        "//packages/localize/src/localize:localize_rjs",
     ],
 )
 
diff --git a/packages/localize/src/utils/BUILD.bazel b/packages/localize/src/utils/BUILD.bazel
index 4ac15b8b390..f09146464c1 100644
--- a/packages/localize/src/utils/BUILD.bazel
+++ b/packages/localize/src/utils/BUILD.bazel
@@ -1,8 +1,8 @@
-load("//tools:defaults.bzl", "ts_library")
+load("//tools:defaults2.bzl", "ts_project")
 
 package(default_visibility = ["//visibility:public"])
 
-ts_library(
+ts_project(
     name = "utils",
     srcs = glob(
         [
@@ -10,7 +10,7 @@ ts_library(
             "src/**/*.ts",
         ],
     ),
-    deps = [
+    interop_deps = [
         "//packages/compiler",
     ],
 )
diff --git a/packages/localize/src/utils/test/BUILD.bazel b/packages/localize/src/utils/test/BUILD.bazel
index e99869111f2..bba1bb711a8 100644
--- a/packages/localize/src/utils/test/BUILD.bazel
+++ b/packages/localize/src/utils/test/BUILD.bazel
@@ -1,14 +1,17 @@
-load("//tools:defaults.bzl", "jasmine_node_test", "ts_library")
+load("//tools:defaults.bzl", "jasmine_node_test")
+load("//tools:defaults2.bzl", "ts_project")
 
-ts_library(
+ts_project(
     name = "test_lib",
     testonly = True,
     srcs = glob(
         ["**/*_spec.ts"],
     ),
-    deps = [
+    interop_deps = [
         "//packages:types",
-        "//packages/localize/src/utils",
+    ],
+    deps = [
+        "//packages/localize/src/utils:utils_rjs",
     ],
 )
 
diff --git a/packages/localize/test/BUILD.bazel b/packages/localize/test/BUILD.bazel
index 7709fc91eac..ce14c28c3d6 100644
--- a/packages/localize/test/BUILD.bazel
+++ b/packages/localize/test/BUILD.bazel
@@ -1,16 +1,19 @@
-load("//tools:defaults.bzl", "jasmine_node_test", "ts_library")
+load("//tools:defaults.bzl", "jasmine_node_test")
+load("//tools:defaults2.bzl", "ts_project")
 
-ts_library(
+ts_project(
     name = "test_lib",
     testonly = True,
     srcs = glob(
         ["**/*_spec.ts"],
     ),
-    deps = [
+    interop_deps = [
         "//packages:types",
-        "//packages/localize",
-        "//packages/localize/init",
-        "//packages/localize/src/utils",
+    ],
+    deps = [
+        "//packages/localize:localize_rjs",
+        "//packages/localize/init:init_rjs",
+        "//packages/localize/src/utils:utils_rjs",
     ],
 )
 
diff --git a/packages/localize/tools/BUILD.bazel b/packages/localize/tools/BUILD.bazel
index 8c3544667ce..7d5251238ef 100644
--- a/packages/localize/tools/BUILD.bazel
+++ b/packages/localize/tools/BUILD.bazel
@@ -1,23 +1,35 @@
 load("@npm//@bazel/esbuild:index.bzl", "esbuild", "esbuild_config")
-load("//tools:defaults.bzl", "extract_types", "pkg_npm", "ts_library")
+load("//tools:defaults.bzl", "extract_types", "pkg_npm")
+load("//tools:defaults2.bzl", "ts_config", "ts_project")
 
-ts_library(
+ts_config(
+    name = "tsconfig_build",
+    src = "tsconfig.json",
+    deps = [
+        "//:node_modules/@types/node",
+        "//packages:tsconfig_build",
+    ],
+)
+
+ts_project(
     name = "tools",
     srcs = glob(
         [
             "**/*.ts",
         ],
     ),
-    visibility = ["//packages/localize/tools:__subpackages__"],
-    deps = [
+    interop_deps = [
         "//packages/compiler",
         "//packages/compiler-cli/private",
-        "//packages/localize",
-        "@npm//@babel/core",
-        "@npm//@types/babel__core",
-        "@npm//@types/node",
-        "@npm//@types/yargs",
-        "@npm//tinyglobby",
+    ],
+    visibility = ["//packages/localize/tools:__subpackages__"],
+    deps = [
+        "//:node_modules/@babel/core",
+        "//:node_modules/@types/babel__core",
+        "//:node_modules/@types/node",
+        "//:node_modules/@types/yargs",
+        "//:node_modules/tinyglobby",
+        "//packages/localize:localize_rjs",
     ],
 )
 
diff --git a/packages/localize/tools/esbuild.config.js b/packages/localize/tools/esbuild.config.js
index 6f565cbfa20..a5bb3bc56d0 100644
--- a/packages/localize/tools/esbuild.config.js
+++ b/packages/localize/tools/esbuild.config.js
@@ -7,7 +7,7 @@
  */
 
 module.exports = {
-  resolveExtensions: ['.mjs'],
+  resolveExtensions: ['.mjs', '.js'],
   // Note: `@bazel/esbuild` has a bug and does not pass-through the format from Starlark.
   format: 'esm',
   banner: {
diff --git a/packages/localize/tools/test/BUILD.bazel b/packages/localize/tools/test/BUILD.bazel
index c393d5af874..399e84e6cff 100644
--- a/packages/localize/tools/test/BUILD.bazel
+++ b/packages/localize/tools/test/BUILD.bazel
@@ -1,26 +1,29 @@
-load("//tools:defaults.bzl", "jasmine_node_test", "ts_library")
+load("//tools:defaults.bzl", "jasmine_node_test")
+load("//tools:defaults2.bzl", "ts_project")
 
-ts_library(
+ts_project(
     name = "test_lib",
     testonly = True,
     srcs = glob(
         ["**/*.ts"],
     ),
-    visibility = ["//packages/localize/tools/test:__subpackages__"],
-    deps = [
+    interop_deps = [
         "//packages:types",
         "//packages/compiler",
         "//packages/compiler-cli/private",
         "//packages/compiler-cli/src/ngtsc/file_system",
         "//packages/compiler-cli/src/ngtsc/file_system/testing",
         "//packages/compiler-cli/src/ngtsc/logging/testing",
-        "//packages/localize",
-        "//packages/localize/src/utils",
-        "//packages/localize/tools",
-        "//packages/localize/tools/test/helpers",
-        "@npm//@babel/generator",
-        "@npm//@types/babel__generator",
-        "@npm//tinyglobby",
+    ],
+    visibility = ["//packages/localize/tools/test:__subpackages__"],
+    deps = [
+        "//:node_modules/@babel/generator",
+        "//:node_modules/@types/babel__generator",
+        "//:node_modules/tinyglobby",
+        "//packages/localize:localize_rjs",
+        "//packages/localize/src/utils:utils_rjs",
+        "//packages/localize/tools:tools_rjs",
+        "//packages/localize/tools/test/helpers:helpers_rjs",
     ],
 )
 
diff --git a/packages/localize/tools/test/extract/integration/BUILD.bazel b/packages/localize/tools/test/extract/integration/BUILD.bazel
index b5826c922e7..fb15417aa18 100644
--- a/packages/localize/tools/test/extract/integration/BUILD.bazel
+++ b/packages/localize/tools/test/extract/integration/BUILD.bazel
@@ -1,21 +1,24 @@
-load("//tools:defaults.bzl", "jasmine_node_test", "ts_library")
+load("//tools:defaults.bzl", "jasmine_node_test")
+load("//tools:defaults2.bzl", "ts_project")
 
-ts_library(
+ts_project(
     name = "test_lib",
     testonly = True,
     srcs = glob(
         ["**/*_spec.ts"],
     ),
-    deps = [
+    interop_deps = [
         "//packages:types",
         "//packages/compiler-cli/src/ngtsc/file_system",
         "//packages/compiler-cli/src/ngtsc/file_system/testing",
         "//packages/compiler-cli/src/ngtsc/logging",
         "//packages/compiler-cli/src/ngtsc/logging/testing",
         "//packages/compiler-cli/src/ngtsc/testing",
-        "//packages/localize/tools",
-        "//packages/localize/tools/test:test_lib",
-        "//packages/localize/tools/test/helpers",
+    ],
+    deps = [
+        "//packages/localize/tools:tools_rjs",
+        "//packages/localize/tools/test:test_lib_rjs",
+        "//packages/localize/tools/test/helpers:helpers_rjs",
     ],
 )
 
diff --git a/packages/localize/tools/test/extract/integration/main_spec.ts b/packages/localize/tools/test/extract/integration/main_spec.ts
index c8dc23bd7be..b6ad948fd33 100644
--- a/packages/localize/tools/test/extract/integration/main_spec.ts
+++ b/packages/localize/tools/test/extract/integration/main_spec.ts
@@ -11,8 +11,8 @@ import {
   FileSystem,
   getFileSystem,
   setFileSystem,
+  InvalidFileSystem,
 } from '@angular/compiler-cli/src/ngtsc/file_system';
-import {InvalidFileSystem} from '@angular/compiler-cli/src/ngtsc/file_system/src/invalid_file_system';
 import {MockLogger} from '@angular/compiler-cli/src/ngtsc/logging/testing';
 import {loadTestDirectory} from '@angular/compiler-cli/src/ngtsc/testing';
 import path from 'path';
diff --git a/packages/localize/tools/test/helpers/BUILD.bazel b/packages/localize/tools/test/helpers/BUILD.bazel
index 9f9ea16d7ef..eb9df42840f 100644
--- a/packages/localize/tools/test/helpers/BUILD.bazel
+++ b/packages/localize/tools/test/helpers/BUILD.bazel
@@ -1,14 +1,14 @@
-load("//tools:defaults.bzl", "ts_library")
+load("//tools:defaults2.bzl", "ts_project")
 
-ts_library(
+ts_project(
     name = "helpers",
     testonly = True,
     srcs = glob(
         ["**/*.ts"],
     ),
-    visibility = ["//packages/localize/tools/test:__subpackages__"],
-    deps = [
+    interop_deps = [
         "//packages/compiler-cli/src/ngtsc/file_system",
         "//packages/compiler-cli/src/ngtsc/file_system/testing",
     ],
+    visibility = ["//packages/localize/tools/test:__subpackages__"],
 )
diff --git a/packages/localize/tools/test/helpers/index.ts b/packages/localize/tools/test/helpers/index.ts
index 9e2cf56e6cd..ab307498083 100644
--- a/packages/localize/tools/test/helpers/index.ts
+++ b/packages/localize/tools/test/helpers/index.ts
@@ -5,8 +5,7 @@
  * Use of this source code is governed by an MIT-style license that can be
  * found in the LICENSE file at https://angular.dev/license
  */
-import {setFileSystem} from '@angular/compiler-cli/src/ngtsc/file_system';
-import {InvalidFileSystem} from '@angular/compiler-cli/src/ngtsc/file_system/src/invalid_file_system';
+import {setFileSystem, InvalidFileSystem} from '@angular/compiler-cli/src/ngtsc/file_system';
 import {MockFileSystemNative} from '@angular/compiler-cli/src/ngtsc/file_system/testing';
 
 /**
diff --git a/packages/localize/tools/test/migrate/integration/BUILD.bazel b/packages/localize/tools/test/migrate/integration/BUILD.bazel
index 5762bd46ae9..4d22acc8cf6 100644
--- a/packages/localize/tools/test/migrate/integration/BUILD.bazel
+++ b/packages/localize/tools/test/migrate/integration/BUILD.bazel
@@ -1,22 +1,25 @@
 load("@build_bazel_rules_nodejs//:index.bzl", "copy_to_bin")
-load("//tools:defaults.bzl", "jasmine_node_test", "ts_library")
+load("//tools:defaults.bzl", "jasmine_node_test")
+load("//tools:defaults2.bzl", "ts_project")
 
-ts_library(
+ts_project(
     name = "test_lib",
     testonly = True,
     srcs = glob(
         ["**/*_spec.ts"],
     ),
-    deps = [
+    interop_deps = [
         "//packages:types",
         "//packages/compiler-cli/src/ngtsc/file_system",
         "//packages/compiler-cli/src/ngtsc/file_system/testing",
         "//packages/compiler-cli/src/ngtsc/logging",
         "//packages/compiler-cli/src/ngtsc/logging/testing",
         "//packages/compiler-cli/src/ngtsc/testing",
-        "//packages/localize/tools",
-        "//packages/localize/tools/test:test_lib",
-        "//packages/localize/tools/test/helpers",
+    ],
+    deps = [
+        "//packages/localize/tools:tools_rjs",
+        "//packages/localize/tools/test:test_lib_rjs",
+        "//packages/localize/tools/test/helpers:helpers_rjs",
     ],
 )
 
diff --git a/packages/localize/tools/test/translate/integration/BUILD.bazel b/packages/localize/tools/test/translate/integration/BUILD.bazel
index 08f41903105..46f92fc63f9 100644
--- a/packages/localize/tools/test/translate/integration/BUILD.bazel
+++ b/packages/localize/tools/test/translate/integration/BUILD.bazel
@@ -1,18 +1,21 @@
-load("//tools:defaults.bzl", "jasmine_node_test", "ts_library")
+load("//tools:defaults.bzl", "jasmine_node_test")
+load("//tools:defaults2.bzl", "ts_project")
 
-ts_library(
+ts_project(
     name = "test_lib",
     testonly = True,
     srcs = glob(
         ["**/*_spec.ts"],
     ),
-    deps = [
+    interop_deps = [
         "//packages:types",
         "//packages/compiler-cli/src/ngtsc/file_system",
         "//packages/compiler-cli/src/ngtsc/file_system/testing",
         "//packages/compiler-cli/src/ngtsc/testing",
-        "//packages/localize/tools",
-        "//packages/localize/tools/test/helpers",
+    ],
+    deps = [
+        "//packages/localize/tools:tools_rjs",
+        "//packages/localize/tools/test/helpers:helpers_rjs",
     ],
 )
 
diff --git a/packages/localize/tools/tsconfig.json b/packages/localize/tools/tsconfig.json
new file mode 100644
index 00000000000..ff6440f429d
--- /dev/null
+++ b/packages/localize/tools/tsconfig.json
@@ -0,0 +1,10 @@
+{
+  "extends": "../../tsconfig-build.json",
+  "compilerOptions": {
+    "types": ["node"],
+    "paths": {
+      "@angular/*": ["../../*/index"],
+      "@angular/compiler-cli/private/localize": ["../../compiler-cli/private/localize"],
+    }
+  }
+}
diff --git a/tools/defaults2.bzl b/tools/defaults2.bzl
index d4b646ae33f..40b690eab66 100644
--- a/tools/defaults2.bzl
+++ b/tools/defaults2.bzl
@@ -28,6 +28,9 @@ def _determine_tsconfig(testonly):
     if native.package_name().startswith("packages/language-service"):
         return "//packages:tsconfig_test" if testonly else "//packages/language-service:tsconfig_build"
 
+    if native.package_name().startswith("packages/localize/tools"):
+        return "//packages:tsconfig_test" if testonly else "//packages/localize/tools:tsconfig_build"
+
     if native.package_name().startswith("packages"):
         return "//packages:tsconfig_test" if testonly else "//packages:tsconfig_build"