diff --git a/lib/oto/commands/command.dart b/lib/oto/commands/command.dart
index be77fae..238fa95 100644
--- a/lib/oto/commands/command.dart
+++ b/lib/oto/commands/command.dart
@@ -76,6 +76,8 @@ enum CommandType {
   SlackBuild,
   StringSub,
   StringReplace,
+  StringReplacePattern,
+  StringIndex,
   Jira,
   Zip,
   Shell,
@@ -142,6 +144,8 @@ abstract class Command {
     CommandType.SlackBuild: () => SlackBuild(),
     CommandType.StringSub: () => StringSub(),
     CommandType.StringReplace: () => StringReplace(),
+    CommandType.StringReplacePattern: () => StringReplacePattern(),
+    CommandType.StringIndex: () => StringIndex(),
     CommandType.Jira: () => Jira(),
     CommandType.Zip: () => Zip(),
     CommandType.Shell: () => Shell(),
diff --git a/lib/oto/commands/util/string_util.dart b/lib/oto/commands/util/string_util.dart
index 317c25a..56a378f 100644
--- a/lib/oto/commands/util/string_util.dart
+++ b/lib/oto/commands/util/string_util.dart
@@ -47,3 +47,37 @@ class StringReplace extends Command {
     return await complete(exitCode, command);
   }
 }
+
+class StringReplacePattern extends Command {
+  @override
+  Future execute(DataCommand command) async {
+    var data = DataStringReplacePattern.fromJson(getParam(command));
+    
+    var text = data.text;
+    var exitCode = 0;
+
+    var start = text.indexOf(data.startPattern, data.startAt);
+    var end = text.indexOf(data.endPattern, start);
+    text = text.replaceRange(start, end, data.value);
+
+    await setProperty(data.setValue, text, showPrint: data.showPrint);
+
+    return await complete(exitCode, command);
+  }
+}
+
+class StringIndex extends Command {
+  @override
+  Future execute(DataCommand command) async {
+    var data = DataStringIndex.fromJson(getParam(command));
+    
+    var text = data.text;
+    var exitCode = 0;
+    var index = text.indexOf(data.value);
+
+    await setProperty(data.setValue, index, showPrint: data.showPrint);
+
+    return await complete(exitCode, command);
+  }
+}
+
diff --git a/lib/oto/data/command_data.dart b/lib/oto/data/command_data.dart
index a4d8e0e..93a77c6 100644
--- a/lib/oto/data/command_data.dart
+++ b/lib/oto/data/command_data.dart
@@ -950,6 +950,41 @@ class DataStringReplace extends DataParam {
   Map<String, dynamic> toJson() => _$DataStringReplaceToJson(this);
 }
 
+//String Replace with Pattern
+@JsonSerializable()
+class DataStringReplacePattern extends DataParam {
+  DataStringReplacePattern();
+
+  int startAt = 0;
+  late String startPattern; //시작 패턴
+  late String endPattern; //종료 패턴
+  late String text; //원본 텍스트
+  late String value; //교체될 값
+  late String setValue; //결과 저장소
+
+  factory DataStringReplacePattern.fromJson(Map<String, dynamic> json) =>
+      _$DataStringReplacePatternFromJson(json);
+  @override
+  Map<String, dynamic> toJson() => _$DataStringReplacePatternToJson(this);
+}
+
+//String Find Index
+@JsonSerializable()
+class DataStringIndex extends DataParam {
+  DataStringIndex();
+
+  int startAt = 0;
+  late String text;
+  late String value;
+  late String setValue;
+
+  factory DataStringIndex.fromJson(Map<String, dynamic> json) =>
+      _$DataStringIndexFromJson(json);
+  @override
+  Map<String, dynamic> toJson() => _$DataStringIndexToJson(this);
+}
+
+
 //Web String Replace Item
 @JsonSerializable()
 class DataStringReplacePair extends DataParam {
diff --git a/lib/oto/data/command_data.g.dart b/lib/oto/data/command_data.g.dart
index a4fa566..469e613 100644
--- a/lib/oto/data/command_data.g.dart
+++ b/lib/oto/data/command_data.g.dart
@@ -85,6 +85,8 @@ const _$CommandTypeEnumMap = {
   CommandType.SlackBuild: 'SlackBuild',
   CommandType.StringSub: 'StringSub',
   CommandType.StringReplace: 'StringReplace',
+  CommandType.StringReplacePattern: 'StringReplacePattern',
+  CommandType.StringIndex: 'StringIndex',
   CommandType.Jira: 'Jira',
   CommandType.Zip: 'Zip',
   CommandType.Shell: 'Shell',
@@ -1594,6 +1596,66 @@ Map<String, dynamic> _$DataStringReplaceToJson(DataStringReplace instance) =>
       'pair': instance.pair,
     };
 
+DataStringReplacePattern _$DataStringReplacePatternFromJson(
+        Map<String, dynamic> json) =>
+    DataStringReplacePattern()
+      ..workspace = json['workspace'] as String?
+      ..passExitCodes = (json['passExitCodes'] as List<dynamic>?)
+          ?.map((e) => (e as num).toInt())
+          .toList()
+      ..setResult = json['setResult'] as String?
+      ..setExitCode = json['setExitCode'] as String?
+      ..showPrint = json['showPrint'] as bool?
+      ..startAt = (json['startAt'] as num).toInt()
+      ..startPattern = json['startPattern'] as String
+      ..endPattern = json['endPattern'] as String
+      ..text = json['text'] as String
+      ..value = json['value'] as String
+      ..setValue = json['setValue'] as String;
+
+Map<String, dynamic> _$DataStringReplacePatternToJson(
+        DataStringReplacePattern instance) =>
+    <String, dynamic>{
+      'workspace': instance.workspace,
+      'passExitCodes': instance.passExitCodes,
+      'setResult': instance.setResult,
+      'setExitCode': instance.setExitCode,
+      'showPrint': instance.showPrint,
+      'startAt': instance.startAt,
+      'startPattern': instance.startPattern,
+      'endPattern': instance.endPattern,
+      'text': instance.text,
+      'value': instance.value,
+      'setValue': instance.setValue,
+    };
+
+DataStringIndex _$DataStringIndexFromJson(Map<String, dynamic> json) =>
+    DataStringIndex()
+      ..workspace = json['workspace'] as String?
+      ..passExitCodes = (json['passExitCodes'] as List<dynamic>?)
+          ?.map((e) => (e as num).toInt())
+          .toList()
+      ..setResult = json['setResult'] as String?
+      ..setExitCode = json['setExitCode'] as String?
+      ..showPrint = json['showPrint'] as bool?
+      ..startAt = (json['startAt'] as num).toInt()
+      ..text = json['text'] as String
+      ..value = json['value'] as String
+      ..setValue = json['setValue'] as String;
+
+Map<String, dynamic> _$DataStringIndexToJson(DataStringIndex instance) =>
+    <String, dynamic>{
+      'workspace': instance.workspace,
+      'passExitCodes': instance.passExitCodes,
+      'setResult': instance.setResult,
+      'setExitCode': instance.setExitCode,
+      'showPrint': instance.showPrint,
+      'startAt': instance.startAt,
+      'text': instance.text,
+      'value': instance.value,
+      'setValue': instance.setValue,
+    };
+
 DataStringReplacePair _$DataStringReplacePairFromJson(
         Map<String, dynamic> json) =>
     DataStringReplacePair()