diff --git a/src/main.cpp b/src/main.cpp
index c92a703..b8c2281 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -75,13 +75,18 @@ std::ostream& logo(std::ostream& out) {
     << "   /  \\/ / _` / __|/ _` | |\n"
     << "  / /\\  / (_| \\__ \\ (_| | |\n"
     << "  \\_\\ \\/ \\__,_|___/\\__,_|_|\n"
-    << "ver  : " << __nasver << " (" << __DATE__ << " " << __TIME__ << ")\n"
+    << "\n"
+    << "ver  : " << __nasver__
+    << " " << nasal::get_platform() << " " << nasal::get_arch()
+    << " (" << __DATE__ << " " << __TIME__ << ")\n"
     << "std  : c++ " << __cplusplus << "\n"
     << "core : " << std::thread::hardware_concurrency() << " core(s)\n"
     << "repo : https://github.com/ValKmjolnir/Nasal-Interpreter\n"
     << "repo : https://gitee.com/valkmjolnir/Nasal-Interpreter\n"
     << "wiki : https://wiki.flightgear.org/Nasal_scripting_language\n"
     << "\n"
+    << "presented by fgprc members - http://fgprc.org\n"
+    << "\n"
     << "input <nasal -h> to get help .\n\n";
     return out;
 }
@@ -95,7 +100,8 @@ std::ostream& version(std::ostream& out) {
     if (num<0.01) {
         nasal::parse::easter_egg();
     }
-    out << "nasal interpreter version " << __nasver;
+    out << "nasal interpreter version " << __nasver__;
+    out << " " << nasal::get_platform() << " " << nasal::get_arch();
     out << " (" << __DATE__ << " " << __TIME__ << ")\n";
     return out;
 }
diff --git a/src/nasal.h b/src/nasal.h
index ccfd9b7..e458572 100644
--- a/src/nasal.h
+++ b/src/nasal.h
@@ -1,7 +1,7 @@
 #pragma once
 
-#ifndef __nasver
-#define __nasver "11.1"
+#ifndef __nasver__
+#define __nasver__ "11.1"
 #endif
 
 #include <cstdint>
@@ -34,7 +34,8 @@ bool is_aarch64();
 bool is_ia64();
 bool is_powerpc();
 bool is_superh();
-
+const char* get_platform();
+const char* get_arch();
 
 // virtual machine stack depth, both global depth and value stack depth
 const u32 STACK_DEPTH = 4096;
diff --git a/src/nasal_builtin.cpp b/src/nasal_builtin.cpp
index e3bc834..39332bb 100644
--- a/src/nasal_builtin.cpp
+++ b/src/nasal_builtin.cpp
@@ -447,35 +447,11 @@ var builtin_sleep(context* ctx, gc* ngc) {
 }
 
 var builtin_platform(context* ctx, gc* ngc) {
-    if (is_windows()) {
-        return ngc->newstr("windows");
-    } else if (is_linux()) {
-        return ngc->newstr("linux");
-    } else if (is_macos()) {
-        return ngc->newstr("macOS");
-    }
-    return ngc->newstr("unknown");
+    return ngc->newstr(get_platform());
 }
 
 var builtin_arch(context* ctx, gc* ngc) {
-    if (is_x86()) {
-        return ngc->newstr("x86");
-    } else if (is_x86_64()) {
-        return ngc->newstr("x86-64");
-    } else if (is_amd64()) {
-        return ngc->newstr("amd64");
-    } else if (is_arm()) {
-        return ngc->newstr("arm");
-    } else if (is_aarch64()) {
-        return ngc->newstr("aarch64");
-    } else if (is_ia64()) {
-        return ngc->newstr("ia64");
-    } else if (is_powerpc()) {
-        return ngc->newstr("powerpc");
-    } else if (is_superh()) {
-        return ngc->newstr("superh");
-    }
-    return ngc->newstr("unknown");
+    return ngc->newstr(get_arch());
 }
 
 // md5 related functions
diff --git a/src/nasal_misc.cpp b/src/nasal_misc.cpp
index 11f8297..13f7f30 100644
--- a/src/nasal_misc.cpp
+++ b/src/nasal_misc.cpp
@@ -97,6 +97,38 @@ bool is_superh() {
 #endif
 }
 
+const char* get_platform() {
+    if (is_windows()) {
+        return "windows";
+    } else if (is_linux()) {
+        return "linux";
+    } else if (is_macos()) {
+        return "macOS";
+    }
+    return "unknown platform";
+}
+
+const char* get_arch() {
+    if (is_x86()) {
+        return "x86";
+    } else if (is_x86_64()) {
+        return "x86-64";
+    } else if (is_amd64()) {
+        return "amd64";
+    } else if (is_arm()) {
+        return "arm";
+    } else if (is_aarch64()) {
+        return "aarch64";
+    } else if (is_ia64()) {
+        return "ia64";
+    } else if (is_powerpc()) {
+        return "powerpc";
+    } else if (is_superh()) {
+        return "superh";
+    }
+    return "unknown arch";
+}
+
 f64 hex_to_f64(const char* str) {
     f64 ret = 0;
     for(; *str; ++str) {
diff --git a/src/repl.cpp b/src/repl.cpp
index fe6c9f5..6aa54e6 100644
--- a/src/repl.cpp
+++ b/src/repl.cpp
@@ -120,7 +120,7 @@ void repl::execute() {
     std::cout << "[nasal-repl] Initialization complete.\n\n";
 
     // finish initialization, output version info
-    std::cout << "Nasal REPL interpreter version " << __nasver;
+    std::cout << "Nasal REPL interpreter version " << __nasver__;
     std::cout << " (" << __DATE__ << " " << __TIME__ << ")\n";
     help();