diff --git a/cmake/Downloads/CMakeLists.txt b/cmake/Downloads/CMakeLists.txt
index 415c6e7a7e..333284c34e 100644
--- a/cmake/Downloads/CMakeLists.txt
+++ b/cmake/Downloads/CMakeLists.txt
@@ -43,7 +43,7 @@ GIT_CLONE(stdex https://github.com/irov/stdex.git)
 GIT_CLONE(libmovie https://github.com/irov/libmovie.git)
 GIT_CLONE(json https://github.com/irov/json.git)
 GIT_CLONE(utf8 https://github.com/nemtrif/utfcpp.git "v4.0.5")
-GIT_CLONE(lz4 https://github.com/lz4/lz4.git "v1.9.4")
+GIT_CLONE(lz4 https://github.com/lz4/lz4.git "v1.10.0")
 GIT_CLONE(poly2tri https://github.com/jhasse/poly2tri.git)
 GIT_CLONE(tinyini https://github.com/irov/tinyini.git)
 GIT_CLONE(libfe https://github.com/frankinshtein/font-effects-lib.git)
diff --git a/src/Environment/Windows/Win32Helper.cpp b/src/Environment/Windows/Win32Helper.cpp
index 7a88a9fb96..67a0812e61 100644
--- a/src/Environment/Windows/Win32Helper.cpp
+++ b/src/Environment/Windows/Win32Helper.cpp
@@ -92,7 +92,7 @@ namespace Mengine
                 , (DWORD)_id
                 , MAKELANGID( LANG_ENGLISH, SUBLANG_ENGLISH_US )
                 , (LPSTR)_message
-                , _capacity
+                , (DWORD)_capacity
                 , NULL ) == 0 )
             {
                 DWORD lastError = ::GetLastError();
@@ -111,7 +111,7 @@ namespace Mengine
                 , (DWORD)_id
                 , MAKELANGID( LANG_ENGLISH, SUBLANG_ENGLISH_US )
                 , (LPWSTR)_message
-                , _capacity
+                , (DWORD)_capacity
                 , NULL ) == 0 )
             {
                 DWORD lastError = ::GetLastError();
diff --git a/src/Kernel/SHA1.cpp b/src/Kernel/SHA1.cpp
index d4d4e85107..787c60b3ce 100644
--- a/src/Kernel/SHA1.cpp
+++ b/src/Kernel/SHA1.cpp
@@ -30,12 +30,12 @@ namespace Mengine
                 uint8_t  buffer[64];
             };
             //////////////////////////////////////////////////////////////////////////
-            static uint32_t SHA1_rotl32( uint32_t var, uint32_t hops )
+            MENGINE_CONSTEXPR uint32_t SHA1_rotl32( uint32_t var, uint32_t hops )
             {
                 return (var << hops) | (var >> (32 - hops));
             }
             //////////////////////////////////////////////////////////////////////////
-            static void SHA1_Transform( uint32_t state[5], const uint8_t buffer[64] )
+            MENGINE_CONSTEXPR void SHA1_Transform( uint32_t state[5], const uint8_t buffer[64] )
             {
                 typedef union
                 {
@@ -79,7 +79,7 @@ namespace Mengine
                 state[4] += e;
             }
             //////////////////////////////////////////////////////////////////////////
-            static void SHA1_Init( SHA1_CTX * context )
+            MENGINE_INLINE void SHA1_Init( SHA1_CTX * context )
             {
                 context->state[0] = 0x67452301;
                 context->state[1] = 0xEFCDAB89;
@@ -90,7 +90,7 @@ namespace Mengine
                 context->count[1] = 0;
             }
             //////////////////////////////////////////////////////////////////////////
-            static void SHA1_Update( SHA1_CTX * context, const uint8_t * data, size_t len )
+            MENGINE_INLINE void SHA1_Update( SHA1_CTX * context, const uint8_t * data, size_t len )
             {
                 size_t j = (context->count[0] >> 3) & 63;
 
@@ -124,7 +124,7 @@ namespace Mengine
                 StdString::memcpy( &context->buffer[j], &data[i], (len - i) * sizeof( uint8_t ) );
             }
             //////////////////////////////////////////////////////////////////////////
-            static void SHA1_Final( SHA1_CTX * context, uint8_t * const digest, size_t _size )
+            MENGINE_INLINE void SHA1_Final( SHA1_CTX * context, uint8_t * const digest, size_t _size )
             {
                 uint8_t finalcount[8];
 
diff --git a/src/Platforms/Win32Platform/Win32PlatformService.cpp b/src/Platforms/Win32Platform/Win32PlatformService.cpp
index d448552c05..816f846062 100644
--- a/src/Platforms/Win32Platform/Win32PlatformService.cpp
+++ b/src/Platforms/Win32Platform/Win32PlatformService.cpp
@@ -350,6 +350,8 @@ namespace Mengine
 
         uint32_t deviceSeed = Helper::generateRandomDeviceSeed();
 
+        MENGINE_UNUSED( deviceSeed );
+
         LOGGER_INFO_PROTECTED( "platform", "device seed: %u"
             , deviceSeed
         );
diff --git a/src/Plugins/ImageCodecPlugin/ImageDecoderHTF.cpp b/src/Plugins/ImageCodecPlugin/ImageDecoderHTF.cpp
index 7c5d4001fd..7f10d19454 100644
--- a/src/Plugins/ImageCodecPlugin/ImageDecoderHTF.cpp
+++ b/src/Plugins/ImageCodecPlugin/ImageDecoderHTF.cpp
@@ -27,7 +27,8 @@ namespace Mengine
             }
 
             return PF_UNKNOWN;
-        };
+        }
+        ///////////////////////////////////////////////////////////////////////
     }
     //////////////////////////////////////////////////////////////////////////
     ImageDecoderHTF::ImageDecoderHTF()
diff --git a/src/Tools/AstralaxCompiler/AstralaxCompiler.cpp b/src/Tools/AstralaxCompiler/AstralaxCompiler.cpp
index 4802700fb8..b05dd8c854 100644
--- a/src/Tools/AstralaxCompiler/AstralaxCompiler.cpp
+++ b/src/Tools/AstralaxCompiler/AstralaxCompiler.cpp
@@ -339,8 +339,7 @@ int APIENTRY WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdL
 
         int lz_size = ::LZ4_compressBound( f_size );
 
-        std::vector<char> lz4_buffer( lz_size );
-        char * lz4_memory = &lz4_buffer[0];
+        char * lz4_memory = new char[lz_size];
 
         char * dst_buffer = (char *)lz4_memory;
         const char * src_buffer = (const char *)mf_buffer;
@@ -362,6 +361,8 @@ int APIENTRY WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdL
         fwrite( dst_buffer, compressSize, 1, fz );
         fclose( fz );
 
+        delete [] lz4_memory;
+
         _wremove( outCanonicalize );
     }
 
diff --git a/src/Tools/DazzleCompiler/DazzleCompiler.cpp b/src/Tools/DazzleCompiler/DazzleCompiler.cpp
index 74a31503a8..0155f9c9cd 100644
--- a/src/Tools/DazzleCompiler/DazzleCompiler.cpp
+++ b/src/Tools/DazzleCompiler/DazzleCompiler.cpp
@@ -100,8 +100,7 @@ static bool writeCompress( const std::wstring & _filepath, const std::vector<uin
 
     int lz_size = ::LZ4_compressBound( buffer_size );
 
-    std::vector<char> lz4_buffer( lz_size );
-    char * lz4_memory = &lz4_buffer[0];
+    char * lz4_memory = new char[lz_size];
 
     char * dst_buffer = (char *)lz4_memory;
     const char * src_buffer = (const char *)&_buffer[0];
@@ -125,6 +124,8 @@ static bool writeCompress( const std::wstring & _filepath, const std::vector<uin
     ::fwrite( dst_buffer, compressSize, 1, fz );
     ::fclose( fz );
 
+    delete [] lz4_memory;
+
     return true;
 }
 //////////////////////////////////////////////////////////////////////////
diff --git a/src/Tools/ExtractorDXT1/ExtractorDXT1.cpp b/src/Tools/ExtractorDXT1/ExtractorDXT1.cpp
index 85ee4cb82b..1c382d9227 100644
--- a/src/Tools/ExtractorDXT1/ExtractorDXT1.cpp
+++ b/src/Tools/ExtractorDXT1/ExtractorDXT1.cpp
@@ -114,17 +114,17 @@ int APIENTRY WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdL
     {
         message_error( "not found 'in' param" );
 
-        return 1;
+        return EXIT_FAILURE;
     }
 
     if( out.empty() == true )
     {
         message_error( "not found 'out' param" );
 
-        return 1;
+        return EXIT_FAILURE;
     }
 
-    WCHAR inCanonicalizeQuote[MAX_PATH];
+    WCHAR inCanonicalizeQuote[MAX_PATH] = {L'\0'};
     ::ForcePathQuoteSpaces( inCanonicalizeQuote, in.c_str() );
     ::PathUnquoteSpaces( inCanonicalizeQuote );
 
@@ -139,7 +139,7 @@ int APIENTRY WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdL
             , in.c_str()
         );
 
-        return 1;
+        return EXIT_FAILURE;
     }
 
     DDS_HEADER header;
@@ -161,21 +161,21 @@ int APIENTRY WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdL
             , in.c_str()
         );
 
-        return 1;
+        return EXIT_FAILURE;
     }
 
     if( (header.ddspf.dwFlags & DDPF_FOURCC) == 0 )
     {
         message_error( "ExtractDXT1 dds file no compress" );
 
-        return false;
+        return EXIT_FAILURE;
     }
 
     if( header.ddspf.dwFourCC != FOURCC( 'D', 'X', 'T', '1' ) )
     {
         message_error( "ExtractDXT1 dds file no DXT1" );
 
-        return false;
+        return EXIT_FAILURE;
     }
 
     uint32_t w = (header.dwWidth + 3) / 4;
@@ -187,7 +187,7 @@ int APIENTRY WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdL
     fread( dxt1_byte, 1, size, file_in );
     fclose( file_in );
 
-    WCHAR outCanonicalizeQuote[MAX_PATH];
+    WCHAR outCanonicalizeQuote[MAX_PATH] = {'\0'};
     ::ForcePathQuoteSpaces( outCanonicalizeQuote, out.c_str() );
     ::PathUnquoteSpaces( outCanonicalizeQuote );
 
@@ -198,5 +198,5 @@ int APIENTRY WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdL
 
     delete[] dxt1_byte;
 
-    return 0;
+    return EXIT_SUCCESS;
 }
\ No newline at end of file
diff --git a/src/Tools/ExtractorETC1/ExtractorETC1.cpp b/src/Tools/ExtractorETC1/ExtractorETC1.cpp
index 13c2aec04d..bcee2d7598 100644
--- a/src/Tools/ExtractorETC1/ExtractorETC1.cpp
+++ b/src/Tools/ExtractorETC1/ExtractorETC1.cpp
@@ -86,18 +86,16 @@ int APIENTRY WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdL
 
     if( in.empty() == true )
     {
-        message_error( "not found 'in' param"
-        );
+        message_error( "not found 'in' param" );
 
-        return 1;
+        return EXIT_FAILURE;
     }
 
     if( out.empty() == true )
     {
-        message_error( "not found 'out' param"
-        );
+        message_error( "not found 'out' param" );
 
-        return 1;
+        return EXIT_FAILURE;
     }
 
     WCHAR inCanonicalizeQuote[MAX_PATH];
@@ -112,7 +110,7 @@ int APIENTRY WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdL
             , inCanonicalizeQuote
         );
 
-        return 1;
+        return EXIT_FAILURE;
     }
 
     PVRTextureHeader header;
@@ -141,7 +139,7 @@ int APIENTRY WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdL
             , inCanonicalizeQuote
         );
 
-        return 1;
+        return EXIT_FAILURE;
     }
 
     fwrite( etc1_byte, 1, size, file_out );
@@ -149,5 +147,5 @@ int APIENTRY WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdL
 
     delete[] etc1_byte;
 
-    return 0;
+    return EXIT_SUCCESS;
 }
\ No newline at end of file
diff --git a/src/Tools/ImagePolygonize/ImagePolygonize.cpp b/src/Tools/ImagePolygonize/ImagePolygonize.cpp
index fda0545181..b175c4cc09 100644
--- a/src/Tools/ImagePolygonize/ImagePolygonize.cpp
+++ b/src/Tools/ImagePolygonize/ImagePolygonize.cpp
@@ -31,14 +31,14 @@ int APIENTRY WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdL
     {
         message_error( "not found 'texturepacker' param" );
 
-        return 0;
+        return EXIT_FAILURE;
     }
 
     if( in_path.empty() == true )
     {
         message_error( "not found 'image' param" );
 
-        return 0;
+        return EXIT_FAILURE;
     }
 
     std::wstring system_cmd;
@@ -108,7 +108,7 @@ int APIENTRY WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdL
             , lpCommandLine
         );
 
-        return 0;
+        return EXIT_FAILURE;
     }
 
     CloseHandle( lpProcessInformation.hThread );
@@ -127,7 +127,7 @@ int APIENTRY WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdL
             , exit_code
         );
 
-        return 0;
+        return EXIT_FAILURE;
     }
 
     FILE * f = _wfopen( outCanonicalize, L"rb" );
@@ -138,7 +138,7 @@ int APIENTRY WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdL
             , outCanonicalize
         );
 
-        return 0;
+        return EXIT_FAILURE;
     }
 
     fseek( f, 0, SEEK_END );
@@ -289,7 +289,7 @@ int APIENTRY WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdL
             , err
         );
 
-        return 0;
+        return EXIT_FAILURE;
     }
 
     fprintf_s( f_result, "%u\n", vertex_count );
@@ -324,5 +324,5 @@ int APIENTRY WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdL
 
     fclose( f_result );
 
-    return 0;
+    return EXIT_SUCCESS;
 }
\ No newline at end of file
diff --git a/src/Tools/RegistrationExport/RegistrationExport.cpp b/src/Tools/RegistrationExport/RegistrationExport.cpp
index 999dfe62ce..a0d29ea7cc 100644
--- a/src/Tools/RegistrationExport/RegistrationExport.cpp
+++ b/src/Tools/RegistrationExport/RegistrationExport.cpp
@@ -49,7 +49,7 @@ int WINAPI WinMain( HINSTANCE hThisInstance, HINSTANCE hPrevInstance, LPSTR lpsz
 
     /* Register the window class, and if it fails quit the program */
     if( !RegisterClassEx( &wincl ) )
-        return 0;
+        return EXIT_FAILURE;
 
     /* The class is registered, let's create the program*/
     hwnd = CreateWindowEx(
@@ -80,7 +80,7 @@ int WINAPI WinMain( HINSTANCE hThisInstance, HINSTANCE hPrevInstance, LPSTR lpsz
     }
 
     /* The program return-value is 0 - The value that PostQuitMessage() gave */
-    return 0;
+    return EXIT_SUCCESS;
 }
 
 #define ID_BTN_Game 1