diff --git a/NEWS.md b/NEWS.md
index 59b553d7..793dad20 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -10,6 +10,8 @@ Red Panda C++ Version 2.22
   - enhancement: support function arguments like "int (&t)[]"  
   - change: Don't show error dialog when bookmark/debug configuration json files are empty.
   - upgrade raylib to 4.5, raygui to 3.6  
+  - enhancement: support -std=c++2d gcc parameter
+  - fix: vertice shader(.vs) and fragment shader(.fs) files can't be openned by double click in the project browser.
 
 Red Panda C++ Version 2.21
 
@@ -1062,7 +1064,7 @@ Red Panda C++ Version 0.13.2
   - fix: in linux, projects no need of winres to be built
 
 Red Panda C++ Version 0.13.1
- - enhancement: suppoort localization info in project templates
+ - enhancement: support localization info in project templates
  - change: template / project files use utf-8 encoding instead of ANSI
  - fix: .rc file shouldn't be syntax checked
  - enhancement: auto save/restore size of the new project dialog
diff --git a/RedPandaIDE/compiler/compilerinfo.cpp b/RedPandaIDE/compiler/compilerinfo.cpp
index 98350d15..ed3d00ae 100644
--- a/RedPandaIDE/compiler/compilerinfo.cpp
+++ b/RedPandaIDE/compiler/compilerinfo.cpp
@@ -75,11 +75,13 @@ void CompilerInfo::prepareCompilerOptions()
     sl.append(QPair<QString,QString>("ISO C++14","c++14"));
     sl.append(QPair<QString,QString>("ISO C++17","c++17"));
     sl.append(QPair<QString,QString>("ISO C++20","c++2a"));
+    sl.append(QPair<QString,QString>("ISO C++23","c++2b"));
     sl.append(QPair<QString,QString>("GNU C++","gnu++98"));
     sl.append(QPair<QString,QString>("GNU C++11","gnu++11"));
     sl.append(QPair<QString,QString>("GNU C++14","gnu++14"));
     sl.append(QPair<QString,QString>("GNU C++17","gnu++17"));
     sl.append(QPair<QString,QString>("GNU C++20","gnu++2a"));
+    sl.append(QPair<QString,QString>("GNU C++23","gnu++2b"));
     addOption(CC_CMD_OPT_STD, QObject::tr("C++ Language standard (-std)"), groupName, false, true, false, "-std=", sl);
 
     sl.clear();
diff --git a/RedPandaIDE/utils.cpp b/RedPandaIDE/utils.cpp
index 8480fa24..b2c72d55 100644
--- a/RedPandaIDE/utils.cpp
+++ b/RedPandaIDE/utils.cpp
@@ -145,12 +145,24 @@ FileType getFileType(const QString &filename)
     if (filename.endsWith(".txt",PATH_SENSITIVITY)) {
         return FileType::Text;
     }
+    if (filename.endsWith(".md",PATH_SENSITIVITY)) {
+        return FileType::Text;
+    }
+    if (filename.endsWith(".info",PATH_SENSITIVITY)) {
+        return FileType::Text;
+    }
     if (filename.endsWith(".dat",PATH_SENSITIVITY)) {
         return FileType::Text;
     }
     if (filename.endsWith(".lua",PATH_SENSITIVITY)) {
         return FileType::LUA;
     }
+    if (filename.endsWith(".fs",PATH_SENSITIVITY)) {
+        return FileType::FragmentShader;
+    }
+    if (filename.endsWith(".vs",PATH_SENSITIVITY)) {
+        return FileType::VerticeShader;
+    }
     QFileInfo info(filename);
     if (info.suffix().isEmpty()) {
         return FileType::Other;
diff --git a/RedPandaIDE/utils.h b/RedPandaIDE/utils.h
index 926fcb01..5218fa79 100644
--- a/RedPandaIDE/utils.h
+++ b/RedPandaIDE/utils.h
@@ -45,6 +45,8 @@ enum class FileType{
     WindowsResourceSource, // resource source (.res)
     Project, //Red Panda C++ Project (.dev)
     Text, // text file
+    FragmentShader,
+    VerticeShader,
     Other // any others
 };