diff --git a/adm/scripts/android_build.bat b/adm/scripts/android_build.bat
index e5eda22268..65466d437e 100644
--- a/adm/scripts/android_build.bat
+++ b/adm/scripts/android_build.bat
@@ -13,6 +13,7 @@ rem Paths to 3rd-party tools and libraries
 set "anNdkPath="
 set "aFreeType="
 set "aRapidJson="
+set "aDraco="
 
 rem Build stages to perform
 set "toCMake=1"
@@ -34,7 +35,9 @@ set "BUILD_ApplicationFramework=ON"
 set "BUILD_DataExchange=ON"
 
 rem Optional 3rd-party libraries to enable
+set "USE_FREETYPE=ON"
 set "USE_RAPIDJSON=OFF"
+set "USE_DRACO=OFF"
 
 rem Archive tool
 set "THE_7Z_PARAMS=-t7z -m0=lzma -mx=9 -mfb=64 -md=32m -ms=on"
@@ -162,6 +165,7 @@ if ["%toCMake%"] == ["1"] (
  -D BUILD_MODULE_DataExchange:BOOL="%BUILD_DataExchange%" ^
  -D BUILD_MODULE_Draw:BOOL="OFF" ^
  -D BUILD_DOC_Overview:BOOL="OFF" ^
+ -D USE_FREETYPE:BOOL="%USE_FREETYPE%" ^
  -D 3RDPARTY_FREETYPE_DIR:PATH="%aFreeType%" ^
  -D 3RDPARTY_FREETYPE_INCLUDE_DIR_freetype2:FILEPATH="%aFreeType%/include" ^
  -D 3RDPARTY_FREETYPE_INCLUDE_DIR_ft2build:FILEPATH="%aFreeType%/include" ^
@@ -170,6 +174,11 @@ if ["%toCMake%"] == ["1"] (
  -D USE_RAPIDJSON:BOOL="%USE_RAPIDJSON%" ^
  -D 3RDPARTY_RAPIDJSON_DIR:PATH="%aRapidJson%" ^
  -D 3RDPARTY_RAPIDJSON_INCLUDE_DIR:PATH="%aRapidJson%/include" ^
+ -D USE_DRACO:BOOL="%USE_DRACO%" ^
+ -D 3RDPARTY_DRACO_DIR:PATH="%aDraco%" ^
+ -D 3RDPARTY_DRACO_INCLUDE_DIR:FILEPATH="%aDraco%/include" ^
+ -D 3RDPARTY_DRACO_LIBRARY_DIR:PATH="%aDraco%/libs/%anAbi%" ^
+ -D 3RDPARTY_DRACO_LIBRARY:FILEPATH="%aDraco%/libs/%anAbi%/libfreetype.so" ^
  "%aCasSrc%"
 
   if errorlevel 1 (
diff --git a/adm/scripts/android_custom.bat.template b/adm/scripts/android_custom.bat.template
index 87fb401ca9..45881c6d40 100644
--- a/adm/scripts/android_custom.bat.template
+++ b/adm/scripts/android_custom.bat.template
@@ -6,6 +6,7 @@ rem set "PATH=c:\CMake\bin;%PATH%"
 rem set "anNdkPath=c:/android-ndk-r12"
 rem set "aFreeType=c:/freetype-2.7.1-android"
 rem set "aRapidJson=c:/rapidjson-1.1.0"
+rem set "aDraco=c:/draco-1.4.1-android"
 
 rem Uncomment to customize building steps
 rem set "aBuildRoot=%~dp0..\..\work"
@@ -28,4 +29,5 @@ rem set "BUILD_ApplicationFramework=ON"
 rem set "BUILD_DataExchange=ON"
 
 rem Optional 3rd-party libraries to enable
-rem set USE_RAPIDJSON=ON
+rem set "USE_RAPIDJSON=ON"
+rem set "USE_DRACO=ON"
diff --git a/adm/scripts/cmake_custom.bat.template b/adm/scripts/cmake_custom.bat.template
index 38bf6e044f..51813eaa09 100644
--- a/adm/scripts/cmake_custom.bat.template
+++ b/adm/scripts/cmake_custom.bat.template
@@ -42,5 +42,6 @@ rem set USE_FFMPEG=OFF
 rem set USE_FREEIMAGE=OFF
 rem set USE_GLES2=OFF
 rem set USE_RAPIDJSON=OFF
+rem set USE_DRACO=OFF
 rem set USE_TBB=OFF
 rem set USE_VTK=OFF
diff --git a/adm/scripts/cmake_custom.sh.template b/adm/scripts/cmake_custom.sh.template
index e7a37f19dc..6ed63c7f13 100644
--- a/adm/scripts/cmake_custom.sh.template
+++ b/adm/scripts/cmake_custom.sh.template
@@ -35,6 +35,7 @@ FREETYPE_DIR="$OCCT3RDPARTY/freetype-2.7.1"
 #USE_FREEIMAGE=OFF
 #USE_GLES2=OFF
 #USE_RAPIDJSON=OFF
+#USE_DRACO=OFF
 #USE_TBB=OFF
 #USE_VTK=OFF
 
diff --git a/adm/scripts/cmake_gen.bat b/adm/scripts/cmake_gen.bat
index 428107902b..38c6918305 100644
--- a/adm/scripts/cmake_gen.bat
+++ b/adm/scripts/cmake_gen.bat
@@ -37,6 +37,7 @@ set USE_FFMPEG=OFF
 set USE_FREEIMAGE=OFF
 set USE_GLES2=OFF
 set USE_RAPIDJSON=OFF
+set USE_DRACO=OFF
 set USE_TBB=OFF
 set USE_VTK=OFF
 
@@ -76,6 +77,7 @@ cmake -G "%arch_compile%" ^
   -D USE_FREEIMAGE:BOOL=%USE_FREEIMAGE% ^
   -D USE_GLES2:BOOL=%USE_GLES2% ^
   -D USE_RAPIDJSON:BOOL=%USE_RAPIDJSON% ^
+  -D USE_DRACO:BOOL=%USE_DRACO% ^
   -D USE_TBB:BOOL=%USE_TBB% ^
   -D USE_VTK:BOOL=%USE_VTK% ^
   "%SrcRoot%"
diff --git a/adm/scripts/cmake_gen.sh b/adm/scripts/cmake_gen.sh
index 4150f21ab0..9c088715d2 100755
--- a/adm/scripts/cmake_gen.sh
+++ b/adm/scripts/cmake_gen.sh
@@ -40,6 +40,7 @@ USE_FFMPEG=OFF
 USE_FREEIMAGE=OFF
 USE_GLES2=OFF
 USE_RAPIDJSON=OFF
+USE_DRACO=OFF
 USE_TBB=OFF
 USE_VTK=OFF
 AUX_ARGS=
@@ -79,6 +80,7 @@ cmake -G "Unix Makefiles" \
   -D USE_FREEIMAGE:BOOL=$USE_FREEIMAGE \
   -D USE_GLES2:BOOL=$USE_GLES2 \
   -D USE_RAPIDJSON:BOOL=$USE_RAPIDJSON \
+  -D USE_DRACO:BOOL=$USE_DRACO \
   -D USE_TBB:BOOL=$USE_TBB \
   -D USE_VTK:BOOL=$USE_VTK \
   $AUX_ARGS "$SrcRoot"
diff --git a/adm/scripts/ios_build.sh b/adm/scripts/ios_build.sh
index 7de7c13d79..959e6d7b49 100755
--- a/adm/scripts/ios_build.sh
+++ b/adm/scripts/ios_build.sh
@@ -17,6 +17,7 @@ export aBuildRoot=work
 export aFreeType=
 export aFreeImage=
 export aRapidJson=
+export aDraco=
 
 # build stages to perform
 export toSimulator=0
@@ -34,8 +35,10 @@ export BUILD_Visualization=ON
 export BUILD_ApplicationFramework=ON
 export BUILD_DataExchange=ON
 
+export USE_FREETYPE=ON
 export USE_FREEIMAGE=OFF
 export USE_RAPIDJSON=OFF
+export USE_DRACO=OFF
 
 export IPHONEOS_DEPLOYMENT_TARGET=8.0
 export anAbi=arm64
@@ -117,13 +120,18 @@ if [[ $toCMake == 1 ]]; then
   -D INSTALL_DIR_LIB:STRING="lib" \
   -D INSTALL_DIR_RESOURCE:STRING="src" \
   -D INSTALL_NAME_DIR:STRING="@executable_path/../Frameworks" \
+  -D USE_FREETYPE:BOOL="$USE_FREETYPE" \
   -D 3RDPARTY_FREETYPE_DIR:PATH="$aFreeType" \
   -D 3RDPARTY_FREETYPE_INCLUDE_DIR_freetype2:FILEPATH="$aFreeType/include" \
   -D 3RDPARTY_FREETYPE_INCLUDE_DIR_ft2build:FILEPATH="$aFreeType/include" \
   -D 3RDPARTY_FREETYPE_LIBRARY_DIR:PATH="$aFreeType/lib" \
-  -D USE_RAPIDJSON:BOOL="ON" \
+  -D USE_RAPIDJSON:BOOL="$USE_RAPIDJSON" \
   -D 3RDPARTY_RAPIDJSON_DIR:PATH="$aRapidJson" \
   -D 3RDPARTY_RAPIDJSON_INCLUDE_DIR:PATH="$aRapidJson/include" \
+  -D USE_DRACO:BOOL="$USE_DRACO" \
+  -D 3RDPARTY_DRACO_DIR:PATH="$aDraco" \
+  -D 3RDPARTY_DRACO_INCLUDE_DIR:FILEPATH="$aDraco/include" \
+  -D 3RDPARTY_DRACO_LIBRARY_DIR:PATH="$aDraco/lib" \
   -D USE_FREEIMAGE:BOOL="$USE_FREEIMAGE" \
   -D 3RDPARTY_FREEIMAGE_DIR:PATH="$aFreeImage" \
   -D 3RDPARTY_FREEIMAGE_INCLUDE_DIR:FILEPATH="$aFreeImage/include" \
diff --git a/adm/scripts/ios_custom.sh.template b/adm/scripts/ios_custom.sh.template
index f5f93b9a41..52f15eb8b0 100644
--- a/adm/scripts/ios_custom.sh.template
+++ b/adm/scripts/ios_custom.sh.template
@@ -3,6 +3,7 @@ export PATH=/Applications/CMake.app/Contents/bin:$PATH
 export aFreeType="$aSrcRoot/../3rdparty/freetype-2.10.4-ios"
 export aFreeImage="$aSrcRoot/../3rdparty/freeimage-3.18-ios"
 export aRapidJson="$aSrcRoot/../3rdparty/rapidjson-1.1.0"
+export aDraco="$aSrcRoot/../3rdparty/draco-1.4.1-ios"
 
 # Uncomment to customize building steps
 #export toSimulator=0
@@ -21,6 +22,7 @@ export aRapidJson="$aSrcRoot/../3rdparty/rapidjson-1.1.0"
 #export BUILD_DataExchange=ON
 
 #export USE_RAPIDJSON=ON
+#export USE_DRACO=ON
 #export USE_FREEIMAGE=ON
 
 #export IPHONEOS_DEPLOYMENT_TARGET=8.0
diff --git a/adm/scripts/macos_build.sh b/adm/scripts/macos_build.sh
index 57b7b3a7ef..e5fbe96c7f 100755
--- a/adm/scripts/macos_build.sh
+++ b/adm/scripts/macos_build.sh
@@ -17,6 +17,7 @@ export aBuildRoot=work
 export aFreeType=
 export aFreeImage=
 export aRapidJson=
+export aDraco=
 
 # build stages to perform
 export toCMake=1
@@ -35,6 +36,7 @@ export BUILD_Draw=ON
 
 export USE_FREEIMAGE=ON
 export USE_RAPIDJSON=OFF
+export USE_DRACO=OFF
 
 export MACOSX_DEPLOYMENT_TARGET=10.10
 #export anAbi=arm64
@@ -106,6 +108,10 @@ if [[ $toCMake == 1 ]]; then
   -D USE_RAPIDJSON:BOOL="$USE_RAPIDJSON" \
   -D 3RDPARTY_RAPIDJSON_DIR:PATH="$aRapidJson" \
   -D 3RDPARTY_RAPIDJSON_INCLUDE_DIR:PATH="$aRapidJson/include" \
+  -D USE_DRACO:BOOL="$USE_DRACO" \
+  -D 3RDPARTY_DRACO_DIR:PATH="$aDraco" \
+  -D 3RDPARTY_DRACO_INCLUDE_DIR:FILEPATH="$aDraco/include" \
+  -D 3RDPARTY_DRACO_LIBRARY_DIR:PATH="$aDraco/lib" \
   -D USE_FREEIMAGE:BOOL="$USE_FREEIMAGE" \
   -D 3RDPARTY_FREEIMAGE_DIR:PATH="$aFreeImage" \
   -D 3RDPARTY_FREEIMAGE_INCLUDE_DIR:FILEPATH="$aFreeImage/include" \
diff --git a/adm/scripts/macos_custom.sh.template b/adm/scripts/macos_custom.sh.template
index 54bc482925..c56a72fa06 100644
--- a/adm/scripts/macos_custom.sh.template
+++ b/adm/scripts/macos_custom.sh.template
@@ -3,6 +3,7 @@ export PATH=/Applications/CMake.app/Contents/bin:$PATH
 export aFreeType="$aSrcRoot/../3rdparty/freetype-2.10.4-macos"
 export aFreeImage="$aSrcRoot/../3rdparty/freeimage-3.18-macos"
 export aRapidJson="$aSrcRoot/../3rdparty/rapidjson-1.1.0"
+export aDraco="$aSrcRoot/../3rdparty/draco-1.4.1-macos"
 
 # Uncomment to customize building steps
 #export aBuildRoot=work
@@ -20,6 +21,7 @@ export aRapidJson="$aSrcRoot/../3rdparty/rapidjson-1.1.0"
 #export BUILD_Draw=ON
 
 #export USE_RAPIDJSON=ON
+#export USE_DRACO=ON
 #export USE_FREEIMAGE=ON
 
 #export MACOSX_DEPLOYMENT_TARGET=10.10
diff --git a/adm/scripts/mingw_build.bat b/adm/scripts/mingw_build.bat
index 69a289285c..d66d339e5e 100644
--- a/adm/scripts/mingw_build.bat
+++ b/adm/scripts/mingw_build.bat
@@ -14,6 +14,7 @@ set "aMingwVars="
 set "aFreeType="
 set "aFreeImage="
 set "aRapidJson="
+set "aDraco="
 set "aTclTk="
 
 rem Build stages to perform
@@ -34,7 +35,9 @@ set "BUILD_DataExchange=ON"
 set "BUILD_Draw=ON"
 
 rem Optional 3rd-party libraries to enable
+set "USE_FREETYPE=ON"
 set "USE_RAPIDJSON=OFF"
+set "USE_DRACO=OFF"
 set "USE_FREEIMAGE=ON"
 
 rem Archive tool
@@ -162,7 +165,7 @@ if ["%toCMake%"] == ["1"] (
  -D 3RDPARTY_TK_LIBRARY_DIR:PATH="%aTclTk%/lib" ^
  -D 3RDPARTY_TK_DLL_DIR:PATH="%aTclTk%/bin" ^
  -D USE_D3D:BOOL="ON" ^
- -D USE_FREETYPE:BOOL="ON" ^
+ -D USE_FREETYPE:BOOL="%USE_FREETYPE%" ^
  -D 3RDPARTY_FREETYPE_DIR:PATH="%aFreeType%" ^
  -D 3RDPARTY_FREETYPE_INCLUDE_DIR_freetype2:FILEPATH="%aFreeType%/include" ^
  -D 3RDPARTY_FREETYPE_INCLUDE_DIR_ft2build:FILEPATH="%aFreeType%/include" ^
@@ -174,6 +177,10 @@ if ["%toCMake%"] == ["1"] (
  -D USE_RAPIDJSON:BOOL="%USE_RAPIDJSON%" ^
  -D 3RDPARTY_RAPIDJSON_DIR:PATH="%aRapidJson%" ^
  -D 3RDPARTY_RAPIDJSON_INCLUDE_DIR:PATH="%aRapidJson%/include" ^
+ -D USE_DRACO:BOOL="%USE_DRACO%" ^
+ -D 3RDPARTY_DRACO_DIR:PATH="%aDraco%" ^
+ -D 3RDPARTY_DRACO_INCLUDE_DIR:FILEPATH="%aDraco%/include" ^
+ -D 3RDPARTY_DRACO_LIBRARY_DIR:PATH="%aDraco%/lib" ^
  "%aCasSrc%"
 
   if errorlevel 1 (
diff --git a/adm/scripts/mingw_custom.bat.template b/adm/scripts/mingw_custom.bat.template
index 8870a53ec9..0a7f6c6750 100644
--- a/adm/scripts/mingw_custom.bat.template
+++ b/adm/scripts/mingw_custom.bat.template
@@ -4,6 +4,7 @@ set "aFreeType=%aCasSrc%/../3rdparty/freetype-2.6.3-mingw-64"
 set "aTclTk=%aCasSrc%/../3rdparty/tcltk-8.6.4-mingw-64"
 set "aFreeImage=%aCasSrc%/../3rdparty/freeimage-3.17-0-mingw-64"
 set "aRapidJson=%aCasSrc%/../3rdparty/rapidjson-1.1.0"
+set "aDraco=%aCasSrc%/../3rdparty/draco-1.4-1-mingw-64"
 
 set "aMingwVars=c:\mingw-8.3.0-msys2\mingwvars.bat"
 
@@ -24,4 +25,5 @@ rem set "BUILD_DataExchange=ON"
 rem set "BUILD_Draw=ON"
 
 rem set "USE_RAPIDJSON=ON"
+rem set "USE_DRACO=ON"
 rem set "USE_FREEIMAGE=ON"
diff --git a/adm/scripts/wasm_build.bat b/adm/scripts/wasm_build.bat
index 4e892b5305..ba664da14f 100644
--- a/adm/scripts/wasm_build.bat
+++ b/adm/scripts/wasm_build.bat
@@ -13,6 +13,7 @@ rem Paths to 3rd-party tools and libraries
 set "aCmakeBin="
 set "aFreeType="
 set "aRapidJson="
+set "aDraco="
 set "aTcl="
 
 rem Build stages to perform
@@ -34,7 +35,9 @@ set "BUILD_DataExchange=ON"
 set "BUILD_Draw=OFF"
 
 rem Optional 3rd-party libraries to enable
+set "USE_FREETYPE=ON"
 set "USE_RAPIDJSON=OFF"
+set "USE_DRACO=OFF"
 
 rem Archive tool
 set "THE_7Z_PARAMS=-t7z -m0=lzma -mx=9 -mfb=64 -md=32m -ms=on"
@@ -159,9 +162,6 @@ if ["%toCMake%"] == ["1"] (
  -D INSTALL_DIR:PATH="%aDestDir%" ^
  -D INSTALL_DIR_INCLUDE:STRING="inc" ^
  -D INSTALL_DIR_RESOURCE:STRING="src" ^
- -D 3RDPARTY_FREETYPE_DIR:PATH="%aFreeType%" ^
- -D 3RDPARTY_FREETYPE_INCLUDE_DIR_freetype2:FILEPATH="%aFreeType%/include" ^
- -D 3RDPARTY_FREETYPE_INCLUDE_DIR_ft2build:FILEPATH="%aFreeType%/include" ^
  -D BUILD_MODULE_FoundationClasses:BOOL="ON" ^
  -D BUILD_MODULE_ModelingData:BOOL="%BUILD_ModelingData%" ^
  -D BUILD_MODULE_ModelingAlgorithms:BOOL="%BUILD_ModelingAlgorithms%" ^
@@ -170,14 +170,23 @@ if ["%toCMake%"] == ["1"] (
  -D BUILD_MODULE_DataExchange:BOOL="%BUILD_DataExchange%" ^
  -D BUILD_MODULE_Draw:BOOL="%BUILD_Draw%" ^
  -D BUILD_DOC_Overview:BOOL="OFF" ^
+ -D USE_FREETYPE:BOOL="%USE_FREETYPE%" ^
+ -D 3RDPARTY_FREETYPE_DIR:PATH="%aFreeType%" ^
+ -D 3RDPARTY_FREETYPE_INCLUDE_DIR_freetype2:FILEPATH="%aFreeType%/include" ^
+ -D 3RDPARTY_FREETYPE_INCLUDE_DIR_ft2build:FILEPATH="%aFreeType%/include" ^
  -D USE_RAPIDJSON:BOOL="%USE_RAPIDJSON%" ^
  -D 3RDPARTY_RAPIDJSON_DIR:PATH="%aRapidJson%" ^
  -D 3RDPARTY_RAPIDJSON_INCLUDE_DIR:PATH="%aRapidJson%/include" ^
+ -D USE_DRACO:BOOL="%USE_DRACO%" ^
+ -D 3RDPARTY_DRACO_DIR:PATH="%aDraco%" ^
+ -D 3RDPARTY_DRACO_INCLUDE_DIR:FILEPATH="%aDraco%/include" ^
+ -D 3RDPARTY_DRACO_LIBRARY_DIR:PATH="%aDraco%/lib" ^
+ -D 3RDPARTY_DRACO_LIBRARY:FILEPATH="%aDraco%/lib/libdraco.a" ^
+ -D USE_TK:BOOL="OFF" ^
  -D 3RDPARTY_TCL_DIR:PATH="%aTcl%" ^
  -D 3RDPARTY_TCL_INCLUDE_DIR:PATH="%aTcl%/include" ^
  -D 3RDPARTY_TCL_LIBRARY_DIR:PATH="%aTcl%/lib" ^
  -D 3RDPARTY_TCL_LIBRARY:FILEPATH="%aTcl%/lib/libtcl.a" ^
- -D USE_TK:BOOL="OFF" ^
  "%aCasSrc%"
 
   if errorlevel 1 (
diff --git a/adm/scripts/wasm_custom.bat.template b/adm/scripts/wasm_custom.bat.template
index 1b07aa7144..caeaf09938 100644
--- a/adm/scripts/wasm_custom.bat.template
+++ b/adm/scripts/wasm_custom.bat.template
@@ -1,7 +1,8 @@
 rem Environment configuration template for wasm_build.bat (to be renamed as wasm_custom.bat)
 set "EMSDK_ROOT=%aCasSrc%\..\emsdk"
-set "aFreeType=%aCasSrc%\..\3rdparty\freetype-2.7.1-wasm"
+set "aFreeType=%aCasSrc%\..\3rdparty\freetype-2.7.1-wasm32"
 rem set "aRapidJson=%aCasSrc%\..\3rdparty\rapidjson-1.1.0"
+rem set "aDraco=%aCasSrc%\..\3rdparty\draco-1.4.1-wasm32"
 rem set "aCmakeBin=%ProgramW6432%\CMake\bin"
 
 rem Uncomment to customize building steps
@@ -24,3 +25,4 @@ rem set "BUILD_ApplicationFramework=ON"
 rem set "BUILD_DataExchange=ON"
 
 rem set "USE_RAPIDJSON=OFF"
+rem set "USE_DRACO=ON"
diff --git a/src/DRAWEXE/EXTERNLIB_STATIC b/src/DRAWEXE/EXTERNLIB_STATIC
index 59b8d83f41..f99e4d4449 100644
--- a/src/DRAWEXE/EXTERNLIB_STATIC
+++ b/src/DRAWEXE/EXTERNLIB_STATIC
@@ -60,6 +60,7 @@ CSF_OpenGlesLibs
 CSF_FFmpeg
 CSF_FreeImagePlus
 CSF_FREETYPE
+CSF_Draco
 CSF_user32
 CSF_advapi32
 CSF_XwLibs
diff --git a/src/RWGltf/RWGltf_TriangulationReader.cxx b/src/RWGltf/RWGltf_TriangulationReader.cxx
index d4dff574bc..7d57656680 100644
--- a/src/RWGltf/RWGltf_TriangulationReader.cxx
+++ b/src/RWGltf/RWGltf_TriangulationReader.cxx
@@ -22,7 +22,9 @@
 #include <Standard_ReadBuffer.hxx>
 
 #ifdef HAVE_DRACO
+  #include <Standard_WarningsDisable.hxx>
   #include <draco/compression/decode.h>
+  #include <Standard_WarningsRestore.hxx>
 #endif
 
 namespace