Index: lldb/include/lldb/Interpreter/CommandInterpreter.h
===================================================================
--- lldb/include/lldb/Interpreter/CommandInterpreter.h
+++ lldb/include/lldb/Interpreter/CommandInterpreter.h
@@ -559,6 +559,9 @@
   bool GetSaveSessionOnQuit() const;
   void SetSaveSessionOnQuit(bool enable);
 
+  bool GetOpenTranscriptInEditor() const;
+  void SetOpenTranscriptInEditor(bool enable);
+
   FileSpec GetSaveSessionDirectory() const;
   void SetSaveSessionDirectory(llvm::StringRef path);
 
Index: lldb/source/Interpreter/CommandInterpreter.cpp
===================================================================
--- lldb/source/Interpreter/CommandInterpreter.cpp
+++ lldb/source/Interpreter/CommandInterpreter.cpp
@@ -169,6 +169,17 @@
   m_collection_sp->SetPropertyAtIndexAsBoolean(nullptr, idx, enable);
 }
 
+bool CommandInterpreter::GetOpenTranscriptInEditor() const {
+  const uint32_t idx = ePropertyOpenTranscriptInEditor;
+  return m_collection_sp->GetPropertyAtIndexAsBoolean(
+      nullptr, idx, g_interpreter_properties[idx].default_uint_value != 0);
+}
+
+void CommandInterpreter::SetOpenTranscriptInEditor(bool enable) {
+  const uint32_t idx = ePropertyOpenTranscriptInEditor;
+  m_collection_sp->SetPropertyAtIndexAsBoolean(nullptr, idx, enable);
+}
+
 FileSpec CommandInterpreter::GetSaveSessionDirectory() const {
   const uint32_t idx = ePropertySaveSessionDirectory;
   return m_collection_sp->GetPropertyAtIndexAsFileSpec(nullptr, idx);
@@ -3224,6 +3235,13 @@
   result.AppendMessageWithFormat("Session's transcripts saved to %s\n",
                                  output_file->c_str());
 
+  if (GetOpenTranscriptInEditor() && Host::IsInteractiveGraphicSession()) {
+    const FileSpec file_spec;
+    error = file->GetFileSpec(const_cast<FileSpec &>(file_spec));
+    if (error.Success())
+      Host::OpenFileInExternalEditor(file_spec, 1);
+  }
+
   return true;
 }
 
Index: lldb/source/Interpreter/InterpreterProperties.td
===================================================================
--- lldb/source/Interpreter/InterpreterProperties.td
+++ lldb/source/Interpreter/InterpreterProperties.td
@@ -13,6 +13,10 @@
     Global,
     DefaultFalse,
     Desc<"If true, LLDB will save the session's transcripts before quitting.">;
+  def OpenTranscriptInEditor: Property<"open-transcript-in-editor", "Boolean">,
+    Global,
+    DefaultTrue,
+    Desc<"If true, LLDB will open the saved session's transcripts in the external editor.">;
   def SaveSessionDirectory: Property<"save-session-directory", "FileSpec">,
     DefaultStringValue<"">,
     Desc<"A path where LLDB will save the session's transcripts. This is particularly useful when you can't set the session file, for example when using `save-session-on-quit`.">;