diff --git a/CHANGELOG.md b/CHANGELOG.md
index ec3fabed6a..b211ed56bd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -15,6 +15,7 @@
 * chore: restrict `analyzer_plugin` version to `>=0.8.0 <0.10.0`.
 * feat: support extensions and static getters for check-unused-l10n.
 * feat: improve `prefer-correct-type-name` rule.
+* feat: add `delete-files` flag to `check-unused-files` command.
 * build: activate check_unused_files on CI.
 
 ## 4.8.1
diff --git a/lib/src/analyzers/lint_analyzer/lint_analyzer.dart b/lib/src/analyzers/lint_analyzer/lint_analyzer.dart
index 994b7cd77a..7c70318b6d 100644
--- a/lib/src/analyzers/lint_analyzer/lint_analyzer.dart
+++ b/lib/src/analyzers/lint_analyzer/lint_analyzer.dart
@@ -34,7 +34,7 @@ class LintAnalyzer {
 
   /// Returns a reporter for the given [name]. Use the reporter
   /// to convert analysis reports to console, JSON or other supported format.
-  Reporter<FileReport, Object>? getReporter({
+  Reporter<FileReport, Object, void>? getReporter({
     required String name,
     required IOSink output,
     required String reportFolder,
diff --git a/lib/src/analyzers/lint_analyzer/reporters/reporter_factory.dart b/lib/src/analyzers/lint_analyzer/reporters/reporter_factory.dart
index 43ca6aa52d..6257c78445 100644
--- a/lib/src/analyzers/lint_analyzer/reporters/reporter_factory.dart
+++ b/lib/src/analyzers/lint_analyzer/reporters/reporter_factory.dart
@@ -13,8 +13,12 @@ import 'reporters_list/github/lint_github_reporter.dart';
 import 'reporters_list/html/lint_html_reporter.dart';
 import 'reporters_list/json/lint_json_reporter.dart';
 
-final _implementedReports = <String,
-    Reporter<FileReport, Object> Function(IOSink output, String reportFolder)>{
+final _implementedReports = <
+    String,
+    Reporter<FileReport, Object, void> Function(
+  IOSink output,
+  String reportFolder,
+)>{
   ConsoleReporter.id: (output, _) => LintConsoleReporter(output),
   ConsoleReporter.verboseId: (output, _) =>
       LintConsoleReporter(output, reportAll: true),
@@ -26,7 +30,7 @@ final _implementedReports = <String,
       LintCodeClimateReporter(output, gitlabCompatible: true),
 };
 
-Reporter<FileReport, Object>? reporter({
+Reporter<FileReport, Object, void>? reporter({
   required String name,
   required IOSink output,
   required String reportFolder,
diff --git a/lib/src/analyzers/lint_analyzer/reporters/reporters_list/code_climate/lint_code_climate_reporter.dart b/lib/src/analyzers/lint_analyzer/reporters/reporters_list/code_climate/lint_code_climate_reporter.dart
index cc90330d0c..a5d8c9e85d 100644
--- a/lib/src/analyzers/lint_analyzer/reporters/reporters_list/code_climate/lint_code_climate_reporter.dart
+++ b/lib/src/analyzers/lint_analyzer/reporters/reporters_list/code_climate/lint_code_climate_reporter.dart
@@ -19,7 +19,7 @@ import 'models/code_climate_issue_severity.dart';
 ///
 /// Use it to create reports in Code Climate format.
 class LintCodeClimateReporter extends CodeClimateReporter<LintFileReport,
-    SummaryLintReportRecord<Object>> {
+    SummaryLintReportRecord<Object>, void> {
   LintCodeClimateReporter(IOSink output, {bool gitlabCompatible = false})
       : super(
           output,
@@ -30,6 +30,7 @@ class LintCodeClimateReporter extends CodeClimateReporter<LintFileReport,
   Future<void> report(
     Iterable<LintFileReport> records, {
     Iterable<SummaryLintReportRecord<Object>> summary = const [],
+    void additionalParams,
   }) async {
     if (records.isEmpty) {
       return;
diff --git a/lib/src/analyzers/lint_analyzer/reporters/reporters_list/console/lint_console_reporter.dart b/lib/src/analyzers/lint_analyzer/reporters/reporters_list/console/lint_console_reporter.dart
index d9bbb26b1d..87912628e4 100644
--- a/lib/src/analyzers/lint_analyzer/reporters/reporters_list/console/lint_console_reporter.dart
+++ b/lib/src/analyzers/lint_analyzer/reporters/reporters_list/console/lint_console_reporter.dart
@@ -13,8 +13,8 @@ import 'lint_console_reporter_helper.dart';
 /// Lint console reporter.
 ///
 /// Use it to create reports in console format.
-class LintConsoleReporter
-    extends ConsoleReporter<LintFileReport, SummaryLintReportRecord<Object>> {
+class LintConsoleReporter extends ConsoleReporter<LintFileReport,
+    SummaryLintReportRecord<Object>, void> {
   /// If true will report info about all files even if they're not above warning threshold
   final bool reportAll;
 
@@ -26,6 +26,7 @@ class LintConsoleReporter
   Future<void> report(
     Iterable<LintFileReport> records, {
     Iterable<SummaryLintReportRecord<Object>> summary = const [],
+    void additionalParams,
   }) async {
     var hasReportData = false;
 
diff --git a/lib/src/analyzers/lint_analyzer/reporters/reporters_list/github/lint_github_reporter.dart b/lib/src/analyzers/lint_analyzer/reporters/reporters_list/github/lint_github_reporter.dart
index 89367de047..36b2e06e0b 100644
--- a/lib/src/analyzers/lint_analyzer/reporters/reporters_list/github/lint_github_reporter.dart
+++ b/lib/src/analyzers/lint_analyzer/reporters/reporters_list/github/lint_github_reporter.dart
@@ -14,14 +14,15 @@ const _deprecationMessage =
 ///
 /// **Note:** this reporter is deprecated and should not be used.
 /// Consider using Dart Code Metrics GitHub Action instead.
-class LintGitHubReporter
-    extends GitHubReporter<LintFileReport, SummaryLintReportRecord<Object>> {
+class LintGitHubReporter extends GitHubReporter<LintFileReport,
+    SummaryLintReportRecord<Object>, void> {
   const LintGitHubReporter(IOSink output) : super(output);
 
   @override
   Future<void> report(
     Iterable<LintFileReport> records, {
     Iterable<SummaryLintReportRecord<Object>> summary = const [],
+    void additionalParams,
   }) async {
     if (records.isEmpty) {
       return;
diff --git a/lib/src/analyzers/lint_analyzer/reporters/reporters_list/html/lint_html_reporter.dart b/lib/src/analyzers/lint_analyzer/reporters/reporters_list/html/lint_html_reporter.dart
index 8ddb36f0c5..d4a94a89f2 100644
--- a/lib/src/analyzers/lint_analyzer/reporters/reporters_list/html/lint_html_reporter.dart
+++ b/lib/src/analyzers/lint_analyzer/reporters/reporters_list/html/lint_html_reporter.dart
@@ -52,14 +52,15 @@ const _designIssues = 'Design issues';
 /// Lint HTML reporter.
 ///
 /// Use it to create reports in HTML format.
-class LintHtmlReporter
-    extends HtmlReporter<LintFileReport, SummaryLintReportRecord<Object>> {
+class LintHtmlReporter extends HtmlReporter<LintFileReport,
+    SummaryLintReportRecord<Object>, void> {
   LintHtmlReporter(String reportFolder) : super(reportFolder);
 
   @override
   Future<void> report(
     Iterable<LintFileReport> records, {
     Iterable<SummaryLintReportRecord<Object>> summary = const [],
+    void additionalParams,
   }) async {
     await super.report(records);
 
diff --git a/lib/src/analyzers/lint_analyzer/reporters/reporters_list/json/lint_json_reporter.dart b/lib/src/analyzers/lint_analyzer/reporters/reporters_list/json/lint_json_reporter.dart
index 5071ce3564..828ccb4f27 100644
--- a/lib/src/analyzers/lint_analyzer/reporters/reporters_list/json/lint_json_reporter.dart
+++ b/lib/src/analyzers/lint_analyzer/reporters/reporters_list/json/lint_json_reporter.dart
@@ -17,14 +17,15 @@ import '../../../models/summary_lint_report_record.dart';
 ///
 /// Use it to create reports in JSON format.
 @immutable
-class LintJsonReporter
-    extends JsonReporter<LintFileReport, SummaryLintReportRecord<Object>> {
+class LintJsonReporter extends JsonReporter<LintFileReport,
+    SummaryLintReportRecord<Object>, void> {
   const LintJsonReporter(IOSink output) : super(output, 2);
 
   @override
   Future<void> report(
     Iterable<LintFileReport> records, {
     Iterable<SummaryLintReportRecord<Object>> summary = const [],
+    void additionalParams,
   }) async {
     if (records.isEmpty) {
       return;
diff --git a/lib/src/analyzers/lint_analyzer/rules/rules_factory.dart b/lib/src/analyzers/lint_analyzer/rules/rules_factory.dart
index 69177c1d20..39a07b3822 100644
--- a/lib/src/analyzers/lint_analyzer/rules/rules_factory.dart
+++ b/lib/src/analyzers/lint_analyzer/rules/rules_factory.dart
@@ -66,7 +66,7 @@ final _implementedRules = <String, Rule Function(Map<String, Object>)>{
   AvoidUnnecessaryTypeCastsRule.ruleId: (config) =>
       AvoidUnnecessaryTypeCastsRule(config),
   AvoidUnrelatedTypeAssertionsRule.ruleId: (config) =>
-      AvoidUnnecessaryTypeAssertionsRule(config),
+      AvoidUnrelatedTypeAssertionsRule(config),
   AvoidUnusedParametersRule.ruleId: (config) =>
       AvoidUnusedParametersRule(config),
   AvoidWrappingInPaddingRule.ruleId: (config) =>
diff --git a/lib/src/analyzers/unused_files_analyzer/reporters/report_params.dart b/lib/src/analyzers/unused_files_analyzer/reporters/report_params.dart
new file mode 100644
index 0000000000..92b9e03a6b
--- /dev/null
+++ b/lib/src/analyzers/unused_files_analyzer/reporters/report_params.dart
@@ -0,0 +1,6 @@
+/// Represents additional reporter params
+class ReportParams {
+  final bool deleteUnusedFiles;
+
+  const ReportParams({this.deleteUnusedFiles = false});
+}
diff --git a/lib/src/analyzers/unused_files_analyzer/reporters/reporter_factory.dart b/lib/src/analyzers/unused_files_analyzer/reporters/reporter_factory.dart
index a1b242ee7f..c85c8df321 100644
--- a/lib/src/analyzers/unused_files_analyzer/reporters/reporter_factory.dart
+++ b/lib/src/analyzers/unused_files_analyzer/reporters/reporter_factory.dart
@@ -4,16 +4,20 @@ import '../../../reporters/models/console_reporter.dart';
 import '../../../reporters/models/json_reporter.dart';
 import '../../../reporters/models/reporter.dart';
 import '../models/unused_files_file_report.dart';
+import 'report_params.dart';
 import 'reporters_list/console/unused_files_console_reporter.dart';
 import 'reporters_list/json/unused_files_json_reporter.dart';
 
-final _implementedReports =
-    <String, Reporter<UnusedFilesFileReport, void> Function(IOSink output)>{
+final _implementedReports = <
+    String,
+    Reporter<UnusedFilesFileReport, void, ReportParams> Function(
+  IOSink output,
+)>{
   ConsoleReporter.id: (output) => UnusedFilesConsoleReporter(output),
   JsonReporter.id: (output) => UnusedFilesJsonReporter(output),
 };
 
-Reporter<UnusedFilesFileReport, void>? reporter({
+Reporter<UnusedFilesFileReport, void, ReportParams>? reporter({
   required String name,
   required IOSink output,
 }) {
diff --git a/lib/src/analyzers/unused_files_analyzer/reporters/reporters_list/console/unused_files_console_reporter.dart b/lib/src/analyzers/unused_files_analyzer/reporters/reporters_list/console/unused_files_console_reporter.dart
index e96b3eeac2..3742a4e43a 100644
--- a/lib/src/analyzers/unused_files_analyzer/reporters/reporters_list/console/unused_files_console_reporter.dart
+++ b/lib/src/analyzers/unused_files_analyzer/reporters/reporters_list/console/unused_files_console_reporter.dart
@@ -2,18 +2,20 @@ import 'dart:io';
 
 import '../../../../../reporters/models/console_reporter.dart';
 import '../../../models/unused_files_file_report.dart';
+import '../../report_params.dart';
 
 /// Unused files console reporter.
 ///
 /// Use it to create reports in console format.
 class UnusedFilesConsoleReporter
-    extends ConsoleReporter<UnusedFilesFileReport, void> {
+    extends ConsoleReporter<UnusedFilesFileReport, void, ReportParams> {
   UnusedFilesConsoleReporter(IOSink output) : super(output);
 
   @override
   Future<void> report(
     Iterable<UnusedFilesFileReport> records, {
     Iterable<void> summary = const [],
+    ReportParams? additionalParams,
   }) async {
     if (records.isEmpty) {
       output.writeln('${okPen('✔')} no unused files found!');
@@ -26,14 +28,18 @@ class UnusedFilesConsoleReporter
 
     for (final analysisRecord in sortedRecords) {
       output.writeln(
-        '${warnigPen('⚠')} unused file: ${analysisRecord.relativePath}',
+        '${warningPen('⚠')} unused file: ${analysisRecord.relativePath}',
       );
     }
 
+    final filesCount = alarmPen(sortedRecords.length);
+
+    final outputRecord = (additionalParams?.deleteUnusedFiles ?? false)
+        ? '${okPen('✔')} $filesCount files were successfully deleted'
+        : '${alarmPen('✖')} total unused files - $filesCount';
+
     output
       ..writeln('')
-      ..writeln(
-        '${alarmPen('✖')} total unused files - ${alarmPen(sortedRecords.length)}',
-      );
+      ..writeln(outputRecord);
   }
 }
diff --git a/lib/src/analyzers/unused_files_analyzer/reporters/reporters_list/json/unused_files_json_reporter.dart b/lib/src/analyzers/unused_files_analyzer/reporters/reporters_list/json/unused_files_json_reporter.dart
index cb0120ed6f..a501c82287 100644
--- a/lib/src/analyzers/unused_files_analyzer/reporters/reporters_list/json/unused_files_json_reporter.dart
+++ b/lib/src/analyzers/unused_files_analyzer/reporters/reporters_list/json/unused_files_json_reporter.dart
@@ -5,19 +5,21 @@ import 'package:meta/meta.dart';
 
 import '../../../../../reporters/models/json_reporter.dart';
 import '../../../models/unused_files_file_report.dart';
+import '../../report_params.dart';
 
 /// Unused files JSON reporter.
 ///
 /// Use it to create reports in JSON format.
 @immutable
 class UnusedFilesJsonReporter
-    extends JsonReporter<UnusedFilesFileReport, void> {
+    extends JsonReporter<UnusedFilesFileReport, void, ReportParams> {
   const UnusedFilesJsonReporter(IOSink output) : super(output, 2);
 
   @override
   Future<void> report(
     Iterable<UnusedFilesFileReport> records, {
     Iterable<void> summary = const [],
+    ReportParams? additionalParams,
   }) async {
     if (records.isEmpty) {
       return;
@@ -27,6 +29,7 @@ class UnusedFilesJsonReporter
       'formatVersion': formatVersion,
       'timestamp': getTimestamp(),
       'unusedFiles': records.map(_analysisRecordToJson).toList(),
+      'automaticallyDeleted': additionalParams?.deleteUnusedFiles ?? false,
     });
 
     output.write(encodedReport);
diff --git a/lib/src/analyzers/unused_files_analyzer/unused_files_analyzer.dart b/lib/src/analyzers/unused_files_analyzer/unused_files_analyzer.dart
index 9fb0f2d5df..d41610102c 100644
--- a/lib/src/analyzers/unused_files_analyzer/unused_files_analyzer.dart
+++ b/lib/src/analyzers/unused_files_analyzer/unused_files_analyzer.dart
@@ -10,6 +10,7 @@ import '../../reporters/models/reporter.dart';
 import '../../utils/analyzer_utils.dart';
 import '../../utils/file_utils.dart';
 import 'models/unused_files_file_report.dart';
+import 'reporters/report_params.dart';
 import 'reporters/reporter_factory.dart';
 import 'unused_files_config.dart';
 import 'unused_files_visitor.dart';
@@ -20,7 +21,7 @@ class UnusedFilesAnalyzer {
 
   /// Returns a reporter for the given [name]. Use the reporter
   /// to convert analysis reports to console, JSON or other supported format.
-  Reporter<UnusedFilesFileReport, void>? getReporter({
+  Reporter<UnusedFilesFileReport, void, ReportParams>? getReporter({
     required String name,
     required IOSink output,
   }) =>
@@ -95,6 +96,12 @@ class UnusedFilesAnalyzer {
     }).toSet();
   }
 
+  void deleteAllUnusedFiles(Iterable<UnusedFilesFileReport> reports) {
+    for (final report in reports) {
+      File(report.path).deleteSync();
+    }
+  }
+
   Iterable<String> _analyzeFile(String filePath, SomeResolvedUnitResult unit) {
     if (unit is ResolvedUnitResult) {
       final visitor = UnusedFilesVisitor(filePath);
diff --git a/lib/src/analyzers/unused_l10n_analyzer/reporters/reporter_factory.dart b/lib/src/analyzers/unused_l10n_analyzer/reporters/reporter_factory.dart
index 946a9bf653..68b1a0efe7 100644
--- a/lib/src/analyzers/unused_l10n_analyzer/reporters/reporter_factory.dart
+++ b/lib/src/analyzers/unused_l10n_analyzer/reporters/reporter_factory.dart
@@ -7,13 +7,13 @@ import '../models/unused_l10n_file_report.dart';
 import 'reporters_list/console/unused_l10n_console_reporter.dart';
 import 'reporters_list/json/unused_l10n_json_reporter.dart';
 
-final _implementedReports =
-    <String, Reporter<UnusedL10nFileReport, void> Function(IOSink output)>{
+final _implementedReports = <String,
+    Reporter<UnusedL10nFileReport, void, void> Function(IOSink output)>{
   ConsoleReporter.id: (output) => UnusedL10nConsoleReporter(output),
   JsonReporter.id: (output) => UnusedL10nJsonReporter(output),
 };
 
-Reporter<UnusedL10nFileReport, void>? reporter({
+Reporter<UnusedL10nFileReport, void, void>? reporter({
   required String name,
   required IOSink output,
 }) {
diff --git a/lib/src/analyzers/unused_l10n_analyzer/reporters/reporters_list/console/unused_l10n_console_reporter.dart b/lib/src/analyzers/unused_l10n_analyzer/reporters/reporters_list/console/unused_l10n_console_reporter.dart
index 012df5f43d..f5cc94ff84 100644
--- a/lib/src/analyzers/unused_l10n_analyzer/reporters/reporters_list/console/unused_l10n_console_reporter.dart
+++ b/lib/src/analyzers/unused_l10n_analyzer/reporters/reporters_list/console/unused_l10n_console_reporter.dart
@@ -7,13 +7,14 @@ import '../../../models/unused_l10n_file_report.dart';
 ///
 /// Use it to create reports in console format.
 class UnusedL10nConsoleReporter
-    extends ConsoleReporter<UnusedL10nFileReport, void> {
+    extends ConsoleReporter<UnusedL10nFileReport, void, void> {
   UnusedL10nConsoleReporter(IOSink output) : super(output);
 
   @override
   Future<void> report(
     Iterable<UnusedL10nFileReport> records, {
     Iterable<void> summary = const [],
+    void additionalParams,
   }) async {
     if (records.isEmpty) {
       output.writeln('${okPen('✔')} no unused localization found!');
@@ -38,7 +39,7 @@ class UnusedL10nConsoleReporter
         final pathOffset = offset.padRight(5);
 
         output
-          ..writeln('$offset ${warnigPen('⚠')} unused ${issue.memberName}')
+          ..writeln('$offset ${warningPen('⚠')} unused ${issue.memberName}')
           ..writeln('$pathOffset at $path:$line:$column');
       }
 
diff --git a/lib/src/analyzers/unused_l10n_analyzer/reporters/reporters_list/json/unused_l10n_json_reporter.dart b/lib/src/analyzers/unused_l10n_analyzer/reporters/reporters_list/json/unused_l10n_json_reporter.dart
index df2fc3a489..9bd21df487 100644
--- a/lib/src/analyzers/unused_l10n_analyzer/reporters/reporters_list/json/unused_l10n_json_reporter.dart
+++ b/lib/src/analyzers/unused_l10n_analyzer/reporters/reporters_list/json/unused_l10n_json_reporter.dart
@@ -11,13 +11,15 @@ import '../../../models/unused_l10n_issue.dart';
 ///
 /// Use it to create reports in JSON format.
 @immutable
-class UnusedL10nJsonReporter extends JsonReporter<UnusedL10nFileReport, void> {
+class UnusedL10nJsonReporter
+    extends JsonReporter<UnusedL10nFileReport, void, void> {
   const UnusedL10nJsonReporter(IOSink output) : super(output, 2);
 
   @override
   Future<void> report(
     Iterable<UnusedL10nFileReport> records, {
     Iterable<void> summary = const [],
+    void additionalParams,
   }) async {
     if (records.isEmpty) {
       return;
diff --git a/lib/src/analyzers/unused_l10n_analyzer/unused_l10n_analyzer.dart b/lib/src/analyzers/unused_l10n_analyzer/unused_l10n_analyzer.dart
index d4ef5c7de6..eb64586fd7 100644
--- a/lib/src/analyzers/unused_l10n_analyzer/unused_l10n_analyzer.dart
+++ b/lib/src/analyzers/unused_l10n_analyzer/unused_l10n_analyzer.dart
@@ -25,7 +25,7 @@ class UnusedL10nAnalyzer {
 
   /// Returns a reporter for the given [name]. Use the reporter
   /// to convert analysis reports to console, JSON or other supported format.
-  Reporter<UnusedL10nFileReport, void>? getReporter({
+  Reporter<UnusedL10nFileReport, void, void>? getReporter({
     required String name,
     required IOSink output,
   }) =>
diff --git a/lib/src/cli/commands/check_unused_files_command.dart b/lib/src/cli/commands/check_unused_files_command.dart
index 1168b82f4f..8475c8358d 100644
--- a/lib/src/cli/commands/check_unused_files_command.dart
+++ b/lib/src/cli/commands/check_unused_files_command.dart
@@ -2,6 +2,7 @@
 
 import 'dart:io';
 
+import '../../analyzers/unused_files_analyzer/reporters/report_params.dart';
 import '../../analyzers/unused_files_analyzer/unused_files_analyzer.dart';
 import '../../config_builder/config_builder.dart';
 import '../models/flag_names.dart';
@@ -30,6 +31,7 @@ class CheckUnusedFilesCommand extends BaseCommand {
     final folders = argResults.rest;
     final excludePath = argResults[FlagNames.exclude] as String;
     final reporterName = argResults[FlagNames.reporter] as String;
+    final deleteFiles = argResults[FlagNames.deleteFiles] as bool;
 
     final config = ConfigBuilder.getUnusedFilesConfigFromArgs([excludePath]);
 
@@ -40,12 +42,19 @@ class CheckUnusedFilesCommand extends BaseCommand {
       sdkPath: findSdkPath(),
     );
 
+    if (deleteFiles) {
+      _analyzer.deleteAllUnusedFiles(unusedFilesResult);
+    }
+
     await _analyzer
         .getReporter(
           name: reporterName,
           output: stdout,
         )
-        ?.report(unusedFilesResult);
+        ?.report(
+          unusedFilesResult,
+          additionalParams: ReportParams(deleteUnusedFiles: deleteFiles),
+        );
 
     if (unusedFilesResult.isNotEmpty &&
         (argResults[FlagNames.fatalOnUnused] as bool)) {
@@ -57,6 +66,7 @@ class CheckUnusedFilesCommand extends BaseCommand {
     _usesReporterOption();
     addCommonFlags();
     _usesExitOption();
+    _usesDeleteUnusedFiles();
   }
 
   void _usesReporterOption() {
@@ -85,4 +95,14 @@ class CheckUnusedFilesCommand extends BaseCommand {
 //        defaultsTo: true,
       );
   }
+
+  void _usesDeleteUnusedFiles() {
+    argParser
+      ..addSeparator('')
+      ..addFlag(
+        FlagNames.deleteFiles,
+        abbr: 'd',
+        help: 'Delete all unused files.',
+      );
+  }
 }
diff --git a/lib/src/cli/models/flag_names.dart b/lib/src/cli/models/flag_names.dart
index 5e08067108..faed213374 100644
--- a/lib/src/cli/models/flag_names.dart
+++ b/lib/src/cli/models/flag_names.dart
@@ -28,4 +28,5 @@ class FlagNames {
   static const l10nClassPattern = 'class-pattern';
 
   static const fatalOnUnused = 'fatal-unused';
+  static const deleteFiles = 'delete-files';
 }
diff --git a/lib/src/reporters/models/code_climate_reporter.dart b/lib/src/reporters/models/code_climate_reporter.dart
index 058d104ec9..9e0aab30a1 100644
--- a/lib/src/reporters/models/code_climate_reporter.dart
+++ b/lib/src/reporters/models/code_climate_reporter.dart
@@ -8,8 +8,8 @@ import 'reporter.dart';
 // Code Climate Engine Specification https://github.com/codeclimate/platform/blob/master/spec/analyzers/SPEC.md
 
 /// Creates reports in Code Climate format widely understood by various CI and analysis tools
-abstract class CodeClimateReporter<T extends FileReport, S>
-    extends Reporter<T, S> {
+abstract class CodeClimateReporter<T extends FileReport, S, P>
+    extends Reporter<T, S, P> {
   static const String id = 'codeclimate';
   static const String alternativeId = 'gitlab';
 
diff --git a/lib/src/reporters/models/console_reporter.dart b/lib/src/reporters/models/console_reporter.dart
index c316a9dbab..77a4fa27af 100644
--- a/lib/src/reporters/models/console_reporter.dart
+++ b/lib/src/reporters/models/console_reporter.dart
@@ -7,12 +7,13 @@ import 'file_report.dart';
 import 'reporter.dart';
 
 /// Plain terminal reporter
-abstract class ConsoleReporter<T extends FileReport, S> extends Reporter<T, S> {
+abstract class ConsoleReporter<T extends FileReport, S, P>
+    extends Reporter<T, S, P> {
   static const String id = 'console';
   static const String verboseId = 'console-verbose';
 
   final AnsiPen alarmPen = AnsiPen()..rgb(r: 0.88, g: 0.32, b: 0.36);
-  final AnsiPen warnigPen = AnsiPen()..rgb(r: 0.98, g: 0.68, b: 0.4);
+  final AnsiPen warningPen = AnsiPen()..rgb(r: 0.98, g: 0.68, b: 0.4);
   final AnsiPen okPen = AnsiPen()..rgb(r: 0.08, g: 0.11, b: 0.81);
 
   @protected
diff --git a/lib/src/reporters/models/github_reporter.dart b/lib/src/reporters/models/github_reporter.dart
index 7e38392fc8..b957c7db93 100644
--- a/lib/src/reporters/models/github_reporter.dart
+++ b/lib/src/reporters/models/github_reporter.dart
@@ -7,7 +7,8 @@ import 'file_report.dart';
 import 'reporter.dart';
 
 /// Creates report about issues in pull request based on GitHub Actions Workflow commands.
-abstract class GitHubReporter<T extends FileReport, S> extends Reporter<T, S> {
+abstract class GitHubReporter<T extends FileReport, S, P>
+    extends Reporter<T, S, P> {
   static const String id = 'github';
 
   static final commands = GitHubWorkflowCommands();
diff --git a/lib/src/reporters/models/html_reporter.dart b/lib/src/reporters/models/html_reporter.dart
index 327614e920..d063e68566 100644
--- a/lib/src/reporters/models/html_reporter.dart
+++ b/lib/src/reporters/models/html_reporter.dart
@@ -8,7 +8,8 @@ import 'file_report.dart';
 import 'reporter.dart';
 
 /// HTML-doc reporter
-abstract class HtmlReporter<T extends FileReport, S> extends Reporter<T, S> {
+abstract class HtmlReporter<T extends FileReport, S, P>
+    extends Reporter<T, S, P> {
   static const String id = 'html';
 
   @protected
@@ -21,6 +22,7 @@ abstract class HtmlReporter<T extends FileReport, S> extends Reporter<T, S> {
   Future<void> report(
     Iterable<T> records, {
     Iterable<S> summary = const [],
+    P? additionalParams,
   }) async {
     if (records.isEmpty) {
       return;
diff --git a/lib/src/reporters/models/json_reporter.dart b/lib/src/reporters/models/json_reporter.dart
index 66807cfa82..011bab76de 100644
--- a/lib/src/reporters/models/json_reporter.dart
+++ b/lib/src/reporters/models/json_reporter.dart
@@ -6,7 +6,8 @@ import 'file_report.dart';
 import 'reporter.dart';
 
 /// Machine-readable report in JSON format
-abstract class JsonReporter<T extends FileReport, S> extends Reporter<T, S> {
+abstract class JsonReporter<T extends FileReport, S, P>
+    extends Reporter<T, S, P> {
   static const String id = 'json';
 
   @protected
diff --git a/lib/src/reporters/models/reporter.dart b/lib/src/reporters/models/reporter.dart
index 257d80b6a3..068e649db5 100644
--- a/lib/src/reporters/models/reporter.dart
+++ b/lib/src/reporters/models/reporter.dart
@@ -1,8 +1,12 @@
 import 'file_report.dart';
 
 /// Abstract reporter interface.
-abstract class Reporter<T extends FileReport, S> {
-  Future<void> report(Iterable<T> records, {Iterable<S> summary = const []});
+abstract class Reporter<T extends FileReport, S, Params> {
+  Future<void> report(
+    Iterable<T> records, {
+    Iterable<S> summary = const [],
+    Params? additionalParams,
+  });
 
   const Reporter();
 }
diff --git a/test/src/analyzers/lint_analyzer/rules/rules_factory_test.dart b/test/src/analyzers/lint_analyzer/rules/rules_factory_test.dart
index e81a8f6005..49c487e820 100644
--- a/test/src/analyzers/lint_analyzer/rules/rules_factory_test.dart
+++ b/test/src/analyzers/lint_analyzer/rules/rules_factory_test.dart
@@ -42,6 +42,7 @@ void main() {
         'avoid-missing-enum-constant-in-map': <String, Object>{},
         'avoid-throw-in-catch-block': <String, Object>{},
         'prefer-correct-type-name': <String, Object>{},
+        'avoid-unrelated-type-assertions': <String, Object>{},
       }).map((rule) => rule.id),
       equals([
         'always-remove-listener',
@@ -54,6 +55,7 @@ void main() {
         'avoid-returning-widgets',
         'avoid-throw-in-catch-block',
         'avoid-unnecessary-setstate',
+        'avoid-unrelated-type-assertions',
         'avoid-unused-parameters',
         'avoid-wrapping-in-padding',
         'binary-expression-operand-order',
diff --git a/test/src/analyzers/unused_files_analyzer/reporters/reporters_list/json/unused_files_json_reporter_test.dart b/test/src/analyzers/unused_files_analyzer/reporters/reporters_list/json/unused_files_json_reporter_test.dart
new file mode 100644
index 0000000000..e5e1140374
--- /dev/null
+++ b/test/src/analyzers/unused_files_analyzer/reporters/reporters_list/json/unused_files_json_reporter_test.dart
@@ -0,0 +1,78 @@
+import 'dart:convert';
+import 'dart:io';
+
+import 'package:dart_code_metrics/src/analyzers/unused_files_analyzer/models/unused_files_file_report.dart';
+import 'package:dart_code_metrics/src/analyzers/unused_files_analyzer/reporters/report_params.dart';
+import 'package:dart_code_metrics/src/analyzers/unused_files_analyzer/reporters/reporters_list/json/unused_files_json_reporter.dart';
+import 'package:mocktail/mocktail.dart';
+import 'package:test/test.dart';
+
+class IOSinkMock extends Mock implements IOSink {}
+
+void main() {
+  group('UnusedFilesJsonReporter reports', () {
+    const fullPath = '/home/developer/work/project/example.dart';
+
+    // ignore: close_sinks
+    late IOSinkMock _output;
+    late UnusedFilesJsonReporter _reporter;
+
+    setUp(() {
+      _output = IOSinkMock();
+
+      _reporter = UnusedFilesJsonReporter(_output);
+    });
+
+    test('no unused files', () async {
+      await _reporter.report([]);
+
+      verifyNever(() => _output.write(captureAny()));
+    });
+
+    group('unused files', () {
+      const record =
+          UnusedFilesFileReport(path: fullPath, relativePath: 'example.dart');
+
+      test('', () async {
+        await _reporter.report([record]);
+
+        final captured = verify(
+          () => _output.write(captureAny()),
+        ).captured.first as String;
+        final report = json.decode(captured) as Map;
+
+        expect(report, contains('unusedFiles'));
+        expect(
+          report['unusedFiles'],
+          equals([
+            {'path': 'example.dart'},
+          ]),
+        );
+        expect(report, contains('automaticallyDeleted'));
+        expect(report['automaticallyDeleted'], isFalse);
+      });
+
+      test('and about delete them', () async {
+        await _reporter.report(
+          [record],
+          additionalParams: const ReportParams(deleteUnusedFiles: true),
+        );
+
+        final captured = verify(
+          () => _output.write(captureAny()),
+        ).captured.first as String;
+        final report = json.decode(captured) as Map;
+
+        expect(report, contains('unusedFiles'));
+        expect(
+          report['unusedFiles'],
+          equals([
+            {'path': 'example.dart'},
+          ]),
+        );
+        expect(report, contains('automaticallyDeleted'));
+        expect(report['automaticallyDeleted'], isTrue);
+      });
+    });
+  });
+}
diff --git a/test/src/analyzers/unused_files_analyzer/reporters/reporters_list/unused_files_json_reporter_test.dart b/test/src/analyzers/unused_files_analyzer/reporters/reporters_list/unused_files_json_reporter_test.dart
deleted file mode 100644
index b15ab6a59c..0000000000
--- a/test/src/analyzers/unused_files_analyzer/reporters/reporters_list/unused_files_json_reporter_test.dart
+++ /dev/null
@@ -1,53 +0,0 @@
-import 'dart:convert';
-import 'dart:io';
-
-import 'package:dart_code_metrics/src/analyzers/unused_files_analyzer/models/unused_files_file_report.dart';
-import 'package:dart_code_metrics/src/analyzers/unused_files_analyzer/reporters/reporters_list/json/unused_files_json_reporter.dart';
-import 'package:mocktail/mocktail.dart';
-import 'package:test/test.dart';
-
-class IOSinkMock extends Mock implements IOSink {}
-
-void main() {
-  group('UnusedFilesJsonReporter reports', () {
-    const fullPath = '/home/developer/work/project/example.dart';
-
-    // ignore: close_sinks
-    late IOSinkMock _output;
-    late UnusedFilesJsonReporter _reporter;
-
-    setUp(() {
-      _output = IOSinkMock();
-
-      _reporter = UnusedFilesJsonReporter(_output);
-    });
-
-    test('no unused files', () async {
-      await _reporter.report([]);
-
-      verifyNever(() => _output.write(captureAny()));
-    });
-
-    test('unused files', () async {
-      const record =
-          UnusedFilesFileReport(path: fullPath, relativePath: 'example.dart');
-
-      await _reporter.report([record]);
-
-      final captured = verify(
-        () => _output.write(captureAny()),
-      ).captured.first as String;
-      final report = json.decode(captured) as Map;
-
-      expect(report, contains('unusedFiles'));
-      expect(
-        report['unusedFiles'],
-        equals([
-          {
-            'path': 'example.dart',
-          },
-        ]),
-      );
-    });
-  });
-}
diff --git a/test/src/cli/commands/check_unused_files_command_test.dart b/test/src/cli/commands/check_unused_files_command_test.dart
index 0c7d1bfb74..84ca720777 100644
--- a/test/src/cli/commands/check_unused_files_command_test.dart
+++ b/test/src/cli/commands/check_unused_files_command_test.dart
@@ -22,6 +22,9 @@ const _usage = 'Check unused *.dart files.\n'
     '\n'
     '    --[no-]fatal-unused                           Treat find unused file as fatal.\n'
     '\n'
+    '\n'
+    '-d, --[no-]delete-files                           Delete all unused files.\n'
+    '\n'
     'Run "metrics help" to see global options.';
 
 void main() {
diff --git a/website/docs/cli/check-unused-files.md b/website/docs/cli/check-unused-files.md
index 3a5551a7aa..d6fd0ee919 100644
--- a/website/docs/cli/check-unused-files.md
+++ b/website/docs/cli/check-unused-files.md
@@ -30,6 +30,8 @@ Usage: metrics check-unused-files [arguments...] <directories>
 
 
     --[no-]fatal-unused                           Treat find unused file as fatal.
+
+-d, --[no-]delete-files                           Delete all unused files.
 ```
 
 ## Output example {#output-example}
@@ -49,6 +51,7 @@ The reporter prints a single JSON object containing meta information and the unu
 - `formatVersion` - an integer representing the format version (will be incremented each time the serialization format changes)
 - `timestamp` - a creation time of the report in YYYY-MM-DD HH:MM:SS format
 - `unusedFiles` - an array of [unused files](#the-unusedFiles-object-fields-are)
+- `automaticallyDeleted` - an indication of unused files being automatically deleted
 
 ```JSON
 {
@@ -64,7 +67,8 @@ The reporter prints a single JSON object containing meta information and the unu
     {
       ...
     }
-  ]
+  ],
+  "automaticallyDeleted": false
 }
 ```