diff --git a/analysis_options.yaml b/analysis_options.yaml
new file mode 100644
index 0000000000..9c2def1070
--- /dev/null
+++ b/analysis_options.yaml
@@ -0,0 +1,5 @@
+plugins:
+  native_analyzer_plugin:
+    path: pkgs/native_analyzer_plugin
+    diagnostics:
+      avoid_import_outside_src: true
diff --git a/pkgs/code_assets/analysis_options.yaml b/pkgs/code_assets/analysis_options.yaml
index a366861354..7513262d98 100644
--- a/pkgs/code_assets/analysis_options.yaml
+++ b/pkgs/code_assets/analysis_options.yaml
@@ -3,8 +3,6 @@ include: package:dart_flutter_team_lints/analysis_options.yaml
 analyzer:
   language:
     strict-raw-types: true
-  plugins:
-    # - custom_lint # https://github.com/dart-lang/sdk/issues/60784
 
 linter:
   rules:
@@ -15,6 +13,8 @@ linter:
     - prefer_final_in_for_each
     - prefer_final_locals
 
-custom_lint:
-  rules:
-    - avoid_import_outside_src
+plugins:
+  native_analyzer_plugin:
+    path: ../native_analyzer_plugin
+    diagnostics:
+      avoid_import_outside_src: true
diff --git a/pkgs/code_assets/pubspec.yaml b/pkgs/code_assets/pubspec.yaml
index c9bf929aef..d55a7455e4 100644
--- a/pkgs/code_assets/pubspec.yaml
+++ b/pkgs/code_assets/pubspec.yaml
@@ -24,11 +24,10 @@ dependencies:
   hooks: ^0.20.1
 
 dev_dependencies:
-  custom_lint: ^0.7.5
   dart_flutter_team_lints: ^3.5.2
   json_schema: ^5.2.0 # May only be used in tool/ and test/json_schema/.
+  native_analyzer_plugin:
+    path: ../native_analyzer_plugin/
   native_test_helpers:
     path: ../native_test_helpers/
-  repo_lint_rules:
-    path: ../repo_lint_rules/
   test: ^1.25.15
diff --git a/pkgs/data_assets/analysis_options.yaml b/pkgs/data_assets/analysis_options.yaml
index c0462a3a77..a4dfae9f10 100644
--- a/pkgs/data_assets/analysis_options.yaml
+++ b/pkgs/data_assets/analysis_options.yaml
@@ -3,8 +3,6 @@ include: package:dart_flutter_team_lints/analysis_options.yaml
 analyzer:
   language:
     strict-raw-types: true
-  plugins:
-    # - custom_lint # https://github.com/dart-lang/sdk/issues/60784
 
 linter:
   rules:
@@ -14,6 +12,8 @@ linter:
     - prefer_final_in_for_each
     - prefer_final_locals
 
-custom_lint:
-  rules:
-    - avoid_import_outside_src
+plugins:
+  native_analyzer_plugin:
+    path: ../native_analyzer_plugin
+    diagnostics:
+      avoid_import_outside_src: true
diff --git a/pkgs/data_assets/pubspec.yaml b/pkgs/data_assets/pubspec.yaml
index 3885fcc1e1..d3de30ed68 100644
--- a/pkgs/data_assets/pubspec.yaml
+++ b/pkgs/data_assets/pubspec.yaml
@@ -20,11 +20,8 @@ dependencies:
   hooks: ^0.20.1
 
 dev_dependencies:
-  custom_lint: ^0.7.5
   dart_flutter_team_lints: ^3.5.2
   json_schema: ^5.2.0 # May only be used in tool/ and test/json_schema/.
   native_test_helpers:
     path: ../native_test_helpers
-  repo_lint_rules:
-    path: ../repo_lint_rules/
   test: ^1.25.15
diff --git a/pkgs/hooks/analysis_options.yaml b/pkgs/hooks/analysis_options.yaml
index a366861354..7513262d98 100644
--- a/pkgs/hooks/analysis_options.yaml
+++ b/pkgs/hooks/analysis_options.yaml
@@ -3,8 +3,6 @@ include: package:dart_flutter_team_lints/analysis_options.yaml
 analyzer:
   language:
     strict-raw-types: true
-  plugins:
-    # - custom_lint # https://github.com/dart-lang/sdk/issues/60784
 
 linter:
   rules:
@@ -15,6 +13,8 @@ linter:
     - prefer_final_in_for_each
     - prefer_final_locals
 
-custom_lint:
-  rules:
-    - avoid_import_outside_src
+plugins:
+  native_analyzer_plugin:
+    path: ../native_analyzer_plugin
+    diagnostics:
+      avoid_import_outside_src: true
diff --git a/pkgs/hooks/lib/src/avoid_import_outside_src_rule_test.dart b/pkgs/hooks/lib/src/avoid_import_outside_src_rule_test.dart
index d12846ae58..d88036af3c 100644
--- a/pkgs/hooks/lib/src/avoid_import_outside_src_rule_test.dart
+++ b/pkgs/hooks/lib/src/avoid_import_outside_src_rule_test.dart
@@ -2,7 +2,7 @@
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
-// expect_lint: avoid_import_outside_src
+// ignore: native_analyzer_plugin/avoid_import_outside_src
 import '../hooks.dart';
 
 /// A random use of a type.
diff --git a/pkgs/hooks/pubspec.yaml b/pkgs/hooks/pubspec.yaml
index 99040bef91..9afb82a069 100644
--- a/pkgs/hooks/pubspec.yaml
+++ b/pkgs/hooks/pubspec.yaml
@@ -30,7 +30,6 @@ dependencies:
 dev_dependencies:
   args: ^2.6.0
   code_assets: ^0.19.7 # Used for running tests with real asset types.
-  custom_lint: ^0.7.5
   dart_flutter_team_lints: ^3.5.2
   data_assets: any # Used for running tests with real asset types.
   file_testing: ^3.0.2
@@ -38,9 +37,9 @@ dev_dependencies:
   json_schema: ^5.2.0 # May only be used in tool/ and test/json_schema/.
   json_syntax_generator:
     path: ../json_syntax_generator/
+  native_analyzer_plugin:
+    path: ../native_analyzer_plugin/
   native_test_helpers:
     path: ../native_test_helpers/
   path: ^1.9.1
-  repo_lint_rules:
-    path: ../repo_lint_rules/
   test: ^1.25.15
diff --git a/pkgs/hooks_runner/analysis_options.yaml b/pkgs/hooks_runner/analysis_options.yaml
index c0462a3a77..a4dfae9f10 100644
--- a/pkgs/hooks_runner/analysis_options.yaml
+++ b/pkgs/hooks_runner/analysis_options.yaml
@@ -3,8 +3,6 @@ include: package:dart_flutter_team_lints/analysis_options.yaml
 analyzer:
   language:
     strict-raw-types: true
-  plugins:
-    # - custom_lint # https://github.com/dart-lang/sdk/issues/60784
 
 linter:
   rules:
@@ -14,6 +12,8 @@ linter:
     - prefer_final_in_for_each
     - prefer_final_locals
 
-custom_lint:
-  rules:
-    - avoid_import_outside_src
+plugins:
+  native_analyzer_plugin:
+    path: ../native_analyzer_plugin
+    diagnostics:
+      avoid_import_outside_src: true
diff --git a/pkgs/hooks_runner/pubspec.yaml b/pkgs/hooks_runner/pubspec.yaml
index fb0c116fc9..83dab331f4 100644
--- a/pkgs/hooks_runner/pubspec.yaml
+++ b/pkgs/hooks_runner/pubspec.yaml
@@ -26,14 +26,13 @@ dependencies:
 
 dev_dependencies:
   args: any
-  custom_lint: ^0.7.5
   dart_flutter_team_lints: ^3.5.2
   data_assets: any # Used in tests.
   file_testing: ^3.0.2
+  native_analyzer_plugin:
+    path: ../native_analyzer_plugin/
   native_test_helpers:
     path: ../native_test_helpers/
   pub_formats: # Used in tests.
     path: ../pub_formats/
-  repo_lint_rules:
-    path: ../repo_lint_rules/
   test: ^1.25.15
diff --git a/pkgs/json_syntax_generator/analysis_options.yaml b/pkgs/json_syntax_generator/analysis_options.yaml
index c0462a3a77..a4dfae9f10 100644
--- a/pkgs/json_syntax_generator/analysis_options.yaml
+++ b/pkgs/json_syntax_generator/analysis_options.yaml
@@ -3,8 +3,6 @@ include: package:dart_flutter_team_lints/analysis_options.yaml
 analyzer:
   language:
     strict-raw-types: true
-  plugins:
-    # - custom_lint # https://github.com/dart-lang/sdk/issues/60784
 
 linter:
   rules:
@@ -14,6 +12,8 @@ linter:
     - prefer_final_in_for_each
     - prefer_final_locals
 
-custom_lint:
-  rules:
-    - avoid_import_outside_src
+plugins:
+  native_analyzer_plugin:
+    path: ../native_analyzer_plugin
+    diagnostics:
+      avoid_import_outside_src: true
diff --git a/pkgs/json_syntax_generator/pubspec.yaml b/pkgs/json_syntax_generator/pubspec.yaml
index 7a9a8effc2..1848983e3c 100644
--- a/pkgs/json_syntax_generator/pubspec.yaml
+++ b/pkgs/json_syntax_generator/pubspec.yaml
@@ -18,11 +18,10 @@ dependencies:
   json_schema: ^5.2.0
 
 dev_dependencies:
-  custom_lint: ^0.7.5
   dart_flutter_team_lints: ^3.5.2
+  native_analyzer_plugin:
+    path: ../native_analyzer_plugin/
   native_test_helpers:
     path: ../native_test_helpers/
   path: ^1.9.1
-  repo_lint_rules:
-    path: ../repo_lint_rules/
   test: ^1.25.15
diff --git a/pkgs/native_analyzer_plugin/lib/main.dart b/pkgs/native_analyzer_plugin/lib/main.dart
new file mode 100644
index 0000000000..dfb8958d39
--- /dev/null
+++ b/pkgs/native_analyzer_plugin/lib/main.dart
@@ -0,0 +1,17 @@
+// Copyright (c) 2025, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+import 'package:analysis_server_plugin/plugin.dart';
+import 'package:analysis_server_plugin/registry.dart';
+
+import 'src/rules/avoid_import_outside_src_rule.dart';
+
+final plugin = NativeAnalyzerPlugin();
+
+class NativeAnalyzerPlugin extends Plugin {
+  @override
+  void register(PluginRegistry registry) {
+    registry.registerLintRule(AvoidImportOutsideSrcRule());
+  }
+}
diff --git a/pkgs/native_analyzer_plugin/lib/src/rules/avoid_import_outside_src_rule.dart b/pkgs/native_analyzer_plugin/lib/src/rules/avoid_import_outside_src_rule.dart
new file mode 100644
index 0000000000..a720fa9753
--- /dev/null
+++ b/pkgs/native_analyzer_plugin/lib/src/rules/avoid_import_outside_src_rule.dart
@@ -0,0 +1,90 @@
+// Copyright (c) 2025, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+import 'package:analyzer/analysis_rule/analysis_rule.dart';
+import 'package:analyzer/analysis_rule/rule_context.dart';
+import 'package:analyzer/analysis_rule/rule_visitor_registry.dart';
+import 'package:analyzer/dart/ast/ast.dart';
+import 'package:analyzer/dart/ast/visitor.dart';
+import 'package:analyzer/error/error.dart';
+
+class AvoidImportOutsideSrcRule extends AnalysisRule {
+  static const LintCode code = LintCode(
+    'avoid_import_outside_src',
+    "Avoid importing files outside 'lib/src/' from files within 'lib/src/'.",
+    correctionMessage:
+        "Files outside 'lib/src/' likely only export definitions from inside 'lib/src/'. "
+        'Import the file with the definition directly.',
+  );
+
+  AvoidImportOutsideSrcRule()
+    : super(
+        name: 'avoid_import_outside_src',
+        description:
+            "Avoid importing files outside 'lib/src/' from files within 'lib/src/'.",
+      );
+
+  @override
+  LintCode get diagnosticCode => code;
+
+  @override
+  void registerNodeProcessors(
+    RuleVisitorRegistry registry,
+    RuleContext context,
+  ) {
+    var visitor = _Visitor(rule: this, context: context);
+    registry.addImportDirective(this, visitor);
+  }
+}
+
+class _Visitor extends SimpleAstVisitor<void> {
+  final RuleContext context;
+  final AnalysisRule rule;
+
+  _Visitor({required this.rule, required this.context});
+
+  @override
+  void visitImportDirective(ImportDirective node) {
+    final importString = node.uri.stringValue;
+    final importedUri = node.libraryImport?.importedLibrary?.uri;
+    final importingFile = context.currentUnit?.file.toUri();
+
+    if (importedUri == null || importingFile == null || importString == null) {
+      return;
+    }
+
+    if (importString.startsWith('package')) {
+      // Package imports are of no interest. Use prefer_relative_imports to
+      // prevent package imports of the same package.
+      return;
+    }
+
+    if (importString.startsWith('dart')) {
+      return;
+    }
+
+    if (_isInSrcDirectory(importingFile)) {
+      if (!_isInSrcDirectory(importedUri)) {
+        rule.reportAtNode(node);
+      }
+    }
+  }
+
+  bool _isInSrcDirectory(Uri uri) {
+    if (uri.scheme == 'package') {
+      if (uri.path.contains('src/')) {
+        return true;
+      }
+      return false;
+    } else if (uri.scheme == 'file') {
+      if (uri.toFilePath(windows: false).contains('lib/src/')) {
+        return true;
+      }
+      if (uri.toFilePath(windows: false).contains('lib/')) {
+        return false;
+      }
+    }
+    return false;
+  }
+}
diff --git a/pkgs/native_analyzer_plugin/pubspec.yaml b/pkgs/native_analyzer_plugin/pubspec.yaml
new file mode 100644
index 0000000000..607740f8f7
--- /dev/null
+++ b/pkgs/native_analyzer_plugin/pubspec.yaml
@@ -0,0 +1,18 @@
+name: native_analyzer_plugin
+version: 0.1.0
+publish_to: none
+
+resolution: workspace
+
+environment:
+  sdk: '>=3.9.0 <4.0.0'
+
+dependencies:
+  analysis_server_plugin: ^0.2.2
+  analyzer: ^8.0.0
+  analyzer_plugin: ^0.13.6
+  analyzer_testing: ^0.1.2
+
+dev_dependencies:
+  test: any
+  test_reflective_loader: any
diff --git a/pkgs/native_test_helpers/analysis_options.yaml b/pkgs/native_test_helpers/analysis_options.yaml
index c0462a3a77..a4dfae9f10 100644
--- a/pkgs/native_test_helpers/analysis_options.yaml
+++ b/pkgs/native_test_helpers/analysis_options.yaml
@@ -3,8 +3,6 @@ include: package:dart_flutter_team_lints/analysis_options.yaml
 analyzer:
   language:
     strict-raw-types: true
-  plugins:
-    # - custom_lint # https://github.com/dart-lang/sdk/issues/60784
 
 linter:
   rules:
@@ -14,6 +12,8 @@ linter:
     - prefer_final_in_for_each
     - prefer_final_locals
 
-custom_lint:
-  rules:
-    - avoid_import_outside_src
+plugins:
+  native_analyzer_plugin:
+    path: ../native_analyzer_plugin
+    diagnostics:
+      avoid_import_outside_src: true
diff --git a/pkgs/native_toolchain_c/analysis_options.yaml b/pkgs/native_toolchain_c/analysis_options.yaml
index c0462a3a77..a4dfae9f10 100644
--- a/pkgs/native_toolchain_c/analysis_options.yaml
+++ b/pkgs/native_toolchain_c/analysis_options.yaml
@@ -3,8 +3,6 @@ include: package:dart_flutter_team_lints/analysis_options.yaml
 analyzer:
   language:
     strict-raw-types: true
-  plugins:
-    # - custom_lint # https://github.com/dart-lang/sdk/issues/60784
 
 linter:
   rules:
@@ -14,6 +12,8 @@ linter:
     - prefer_final_in_for_each
     - prefer_final_locals
 
-custom_lint:
-  rules:
-    - avoid_import_outside_src
+plugins:
+  native_analyzer_plugin:
+    path: ../native_analyzer_plugin
+    diagnostics:
+      avoid_import_outside_src: true
diff --git a/pkgs/native_toolchain_c/pubspec.yaml b/pkgs/native_toolchain_c/pubspec.yaml
index 3e5c41518b..9cbcd5dcb0 100644
--- a/pkgs/native_toolchain_c/pubspec.yaml
+++ b/pkgs/native_toolchain_c/pubspec.yaml
@@ -26,10 +26,9 @@ dependencies:
 
 dev_dependencies:
   collection: ^1.19.1
-  custom_lint: ^0.7.5
   dart_flutter_team_lints: ^3.5.2
+  native_analyzer_plugin:
+    path: ../native_analyzer_plugin/
   native_test_helpers:
     path: ../native_test_helpers/
-  repo_lint_rules:
-    path: ../repo_lint_rules/
   test: ^1.25.15
diff --git a/pkgs/objective_c/pubspec.yaml b/pkgs/objective_c/pubspec.yaml
index 0bcf0da9b4..e83a67bf73 100644
--- a/pkgs/objective_c/pubspec.yaml
+++ b/pkgs/objective_c/pubspec.yaml
@@ -30,6 +30,8 @@ dev_dependencies:
   ffigen: ^20.0.0-dev.0
   flutter_test:
     sdk: flutter
+  native_analyzer_plugin:
+    path: ../native_analyzer_plugin/
   native_test_helpers:
     path: ../native_test_helpers/
   path: ^1.9.0
diff --git a/pkgs/pub_formats/pubspec.yaml b/pkgs/pub_formats/pubspec.yaml
index f88342d3e0..b6d8f58043 100644
--- a/pkgs/pub_formats/pubspec.yaml
+++ b/pkgs/pub_formats/pubspec.yaml
@@ -20,6 +20,8 @@ dev_dependencies:
   json_schema: ^5.2.0 # May only be used in tool/ and test/json_schema/.
   json_syntax_generator:
     path: ../json_syntax_generator/
+  native_analyzer_plugin:
+    path: ../native_analyzer_plugin/
   native_test_helpers:
     path: ../native_test_helpers/
   test: ^1.25.15
diff --git a/pkgs/repo_lint_rules/CHANGELOG.md b/pkgs/repo_lint_rules/CHANGELOG.md
deleted file mode 100644
index 1b9970e51f..0000000000
--- a/pkgs/repo_lint_rules/CHANGELOG.md
+++ /dev/null
@@ -1,3 +0,0 @@
-## 0.1.0-wip
-
-- Initial version.
diff --git a/pkgs/repo_lint_rules/analysis_options.yaml b/pkgs/repo_lint_rules/analysis_options.yaml
deleted file mode 100644
index c0462a3a77..0000000000
--- a/pkgs/repo_lint_rules/analysis_options.yaml
+++ /dev/null
@@ -1,19 +0,0 @@
-include: package:dart_flutter_team_lints/analysis_options.yaml
-
-analyzer:
-  language:
-    strict-raw-types: true
-  plugins:
-    # - custom_lint # https://github.com/dart-lang/sdk/issues/60784
-
-linter:
-  rules:
-    - avoid_positional_boolean_parameters
-    - prefer_const_declarations
-    - prefer_expression_function_bodies
-    - prefer_final_in_for_each
-    - prefer_final_locals
-
-custom_lint:
-  rules:
-    - avoid_import_outside_src
diff --git a/pkgs/repo_lint_rules/lib/repo_lint_rules.dart b/pkgs/repo_lint_rules/lib/repo_lint_rules.dart
deleted file mode 100644
index db9d8c2431..0000000000
--- a/pkgs/repo_lint_rules/lib/repo_lint_rules.dart
+++ /dev/null
@@ -1,15 +0,0 @@
-// Copyright (c) 2025, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-import 'package:custom_lint_builder/custom_lint_builder.dart';
-import 'src/avoid_import_outside_src_rule.dart';
-
-PluginBase createPlugin() => _MyLintRulesPlugin();
-
-class _MyLintRulesPlugin extends PluginBase {
-  @override
-  List<LintRule> getLintRules(CustomLintConfigs configs) => [
-    AvoidImportOutsideSrcRule(),
-  ];
-}
diff --git a/pkgs/repo_lint_rules/lib/src/avoid_import_outside_src_rule.dart b/pkgs/repo_lint_rules/lib/src/avoid_import_outside_src_rule.dart
deleted file mode 100644
index 6af5bd3aa4..0000000000
--- a/pkgs/repo_lint_rules/lib/src/avoid_import_outside_src_rule.dart
+++ /dev/null
@@ -1,59 +0,0 @@
-// Copyright (c) 2025, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-import 'package:analyzer/error/listener.dart';
-import 'package:custom_lint_builder/custom_lint_builder.dart';
-
-class AvoidImportOutsideSrcRule extends DartLintRule {
-  AvoidImportOutsideSrcRule() : super(code: _code);
-
-  static const _code = LintCode(
-    name: 'avoid_import_outside_src',
-    problemMessage:
-        "Avoid importing files outside 'lib/src/' from files within 'lib/src/'.",
-    correctionMessage:
-        "Files outside 'lib/src/' likely only export definitions from inside 'lib/src/'. "
-        'Import the file with the definition directly.',
-  );
-
-  @override
-  void run(
-    CustomLintResolver resolver,
-    ErrorReporter reporter,
-    CustomLintContext context,
-  ) {
-    context.registry.addImportDirective((node) {
-      final importedUri = node.uri.stringValue;
-      if (importedUri == null) {
-        return;
-      }
-      final importingFile = resolver.source.uri;
-
-      if (importedUri.startsWith('package:')) {
-        // Package imports are of no interest. Use prefer_relative_imports to
-        // prevent package imports of the same package.
-        return;
-      }
-      if (importedUri.startsWith('dart:')) {
-        return;
-      }
-      final importedUriAbsolute = importingFile.resolve(importedUri);
-      if (_isInSrcDirectory(importingFile)) {
-        if (!_isInSrcDirectory(importedUriAbsolute)) {
-          reporter.atNode(node, code);
-        }
-      }
-    });
-  }
-
-  bool _isInSrcDirectory(Uri uri) {
-    if (uri.toFilePath(windows: false).contains('lib/src/')) {
-      return true;
-    }
-    if (uri.toFilePath(windows: false).contains('lib/')) {
-      return false;
-    }
-    return false;
-  }
-}
diff --git a/pkgs/repo_lint_rules/pubspec.yaml b/pkgs/repo_lint_rules/pubspec.yaml
deleted file mode 100644
index f881794329..0000000000
--- a/pkgs/repo_lint_rules/pubspec.yaml
+++ /dev/null
@@ -1,19 +0,0 @@
-name: repo_lint_rules
-description: Custom lints for this repository
-version: 0.1.0-wip
-
-publish_to: none
-
-resolution: workspace
-
-environment:
-  sdk: '>=3.9.0 <4.0.0'
-
-dependencies:
-  analyzer: ^7.3.0
-  custom_lint_builder: ^0.7.5
-  dart_flutter_team_lints: ^3.5.2
-  path: ^1.9.1
-
-dev_dependencies:
-  custom_lint: ^0.7.5
diff --git a/pubspec.yaml b/pubspec.yaml
index a650d63a83..d07924d473 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -70,10 +70,10 @@ workspace:
   - pkgs/hooks/example/link/app_with_asset_treeshaking
   - pkgs/hooks/example/link/package_with_assets
   - pkgs/json_syntax_generator
+  - pkgs/native_analyzer_plugin
   - pkgs/native_test_helpers
   - pkgs/native_toolchain_c
   - pkgs/pub_formats
-  - pkgs/repo_lint_rules
 
 # Hook user-defines are specified in the pub workspace.
 hooks: