diff --git a/adm/scripts/wasm_build.bat b/adm/scripts/wasm_build.bat
index 219ab93310..c3ee490a66 100644
--- a/adm/scripts/wasm_build.bat
+++ b/adm/scripts/wasm_build.bat
@@ -4,36 +4,90 @@ rem Auxiliary script for semi-automated building of OCCT for WASM platform.
 rem wasm_custom.bat should be configured with paths to CMake, 3rd-parties and Emscripten SDK.
 rem FreeType should be specified as mandatory dependency.
 
-set "aSrcRoot=%~dp0..\.."
-set "aBuildRoot=work"
+set "aCasSrc=%~dp0..\.."
+set "aBuildRoot=%aCasSrc%\work"
 
 set aNbJobs=%NUMBER_OF_PROCESSORS%
 
+rem Paths to 3rd-party tools and libraries
+set "aCmakeBin="
+set "aFreeType="
+set "aRapidJson="
+
+rem Build stages to perform
 set "toCMake=1"
 set "toClean=0"
 set "toMake=1"
 set "toInstall=1"
+set "toPack=0"
+set "toBuildSample=0"
 
+rem OCCT Modules to build
 set "BUILD_ModelingData=ON"
 set "BUILD_ModelingAlgorithms=ON"
 set "BUILD_Visualization=ON"
 set "BUILD_ApplicationFramework=ON"
 set "BUILD_DataExchange=ON"
 
+rem Optional 3rd-party libraries to enable
+set "USE_RAPIDJSON=OFF"
+
+rem Archive tool
+set "THE_7Z_PARAMS=-t7z -m0=lzma -mx=9 -mfb=64 -md=32m -ms=on"
+set "THE_7Z_PATH=%ProgramW6432%\7-Zip\7z.exe"
+
 rem Configuration file
 if exist "%~dp0wasm_custom.bat" call "%~dp0wasm_custom.bat"
 
 call "%EMSDK_ROOT%\emsdk_env.bat"
 set "aToolchain=%EMSDK%/upstream/emscripten/cmake/Modules/Platform/Emscripten.cmake"
+if not ["%aCmakeBin%"] == [""] ( set "PATH=%aCmakeBin%;%PATH%" )
 
 set "anOcctVerSuffix="
 set "anOcctVersion=0.0.0"
 set "aGitBranch="
-for /f tokens^=2^ delims^=^" %%i in ('findstr /b /c:"#define OCC_VERSION_DEVELOPMENT" "%aSrcRoot%\src\Standard\Standard_Version.hxx"') do ( set "anOcctVerSuffix=%%i" )
-for /f tokens^=2^ delims^=^" %%i in ('findstr /b /c:"#define OCC_VERSION_COMPLETE" "%aSrcRoot%\src\Standard\Standard_Version.hxx"') do ( set "anOcctVersion=%%i" )
+for /f tokens^=2^ delims^=^" %%i in ('findstr /b /c:"#define OCC_VERSION_DEVELOPMENT" "%aCasSrc%\src\Standard\Standard_Version.hxx"') do ( set "anOcctVerSuffix=%%i" )
+for /f tokens^=2^ delims^=^" %%i in ('findstr /b /c:"#define OCC_VERSION_COMPLETE" "%aCasSrc%\src\Standard\Standard_Version.hxx"') do ( set "anOcctVersion=%%i" )
 for /f %%i in ('git symbolic-ref --short HEAD') do ( set "aGitBranch=%%i" )
 
 call :cmakeGenerate
+if errorlevel 1 (
+  if not ["%1"] == ["-nopause"] (
+    pause
+  )
+  exit /B 1
+  goto :eof
+)
+
+for /F "skip=1 delims=" %%F in ('
+  wmic PATH Win32_LocalTime GET Day^,Month^,Year /FORMAT:TABLE
+') do (
+  for /F "tokens=1-3" %%L in ("%%F") do (
+    set DAY00=0%%L
+    set MONTH00=0%%M
+    set YEAR=%%N
+  )
+)
+set DAY00=%DAY00:~-2%
+set MONTH00=%MONTH00:~-2%
+set "aRevision=-%YEAR%-%MONTH00%-%DAY00%"
+rem set "aRevision=-%aGitBranch%"
+set "anArchName=occt-%anOcctVersion%%anOcctVerSuffix%%aRevision%-wasm32"
+set "aTarget=%aBuildRoot%\%anArchName%"
+if ["%toPack%"] == ["1"] (
+  echo Creating archive %anArchName%.7z
+  rmdir /S /Q "%aTarget%"
+  if not exist "%aTarget%" ( mkdir "%aTarget%" )
+  if exist "%aBuildRoot%/%anArchName%.7z" del "%aBuildRoot%/%anArchName%.7z"
+  xcopy /S /Y "%aDestDir%\*" "%aTarget%\"
+
+  if ["%toBuildSample%"] == ["1"] (
+    if not exist "%aTarget%\sample" ( mkdir "%aTarget%\sample" )
+    xcopy /S /Y "%aDestDirSmpl%\*" "%aTarget%\sample\"
+  )
+
+  "%THE_7Z_PATH%" a -r %THE_7Z_PARAMS% "%aBuildRoot%/%anArchName%.7z" "%aTarget%"
+)
 if not ["%1"] == ["-nopause"] (
   pause
 )
@@ -41,13 +95,34 @@ if not ["%1"] == ["-nopause"] (
 goto :eof
 
 :cmakeGenerate
-set "aPlatformAndCompiler=wasm"
-set "aWorkDir=%aSrcRoot%\%aBuildRoot%\%aPlatformAndCompiler%-make"
-set "aDestDir=%aSrcRoot%\%aBuildRoot%\%aPlatformAndCompiler%"
-set "aLogFile=%aSrcRoot%\%aBuildRoot%\build-%aPlatformAndCompiler%.log"
+set "aPlatformAndCompiler=wasm32"
+set "aWorkDir=%aBuildRoot%\%aPlatformAndCompiler%-make"
+set "aDestDir=%aBuildRoot%\%aPlatformAndCompiler%"
+set "aLogFile=%aBuildRoot%\build-%aPlatformAndCompiler%.log"
+if ["%toCMake%"] == ["1"] (
+  if ["%toClean%"] == ["1"] (
+    rmdir /S /Q %aWorkDir%"
+    rmdir /S /Q %aDestDir%"
+  )
+)
 if not exist "%aWorkDir%" ( mkdir "%aWorkDir%" )
 if     exist "%aLogFile%" ( del   "%aLogFile%" )
 
+set "aSrcRootSmpl=%aCasSrc%\samples\webgl"
+set "aWorkDirSmpl=%aBuildRoot%\%aPlatformAndCompiler%-sample-make"
+set "aDestDirSmpl=%aBuildRoot%\%aPlatformAndCompiler%-sample"
+set "aLogFileSmpl=%aBuildRoot%\build-%aPlatformAndCompiler%-sample.log"
+if ["%toBuildSample%"] == ["1"] (
+  if ["%toCMake%"] == ["1"] (
+    if ["%toClean%"] == ["1"] (
+      rmdir /S /Q %aWorkDirSmpl%"
+      rmdir /S /Q %aDestDirSmpl%"
+    )
+  )
+  if not exist "%aWorkDirSmpl%" ( mkdir "%aWorkDirSmpl%" )
+  if     exist "%aLogFileSmpl%" ( del   "%aLogFileSmpl%" )
+)
+
 rem include some information about OCCT into archive
 echo ^<pre^>> "%aWorkDir%\VERSION.html"
 git status >> "%aWorkDir%\VERSION.html"
@@ -59,9 +134,9 @@ echo Start building OCCT for %aPlatformAndCompiler%>> %aLogFile%
 
 pushd "%aWorkDir%"
 
-set aTimeZERO=%TIME%
+set "aTimeZERO=%TIME%"
 if ["%toCMake%"] == ["1"] (
-  echo "Configuring OCCT for WASM..."
+  echo Configuring OCCT for WASM...
   cmake -G "MinGW Makefiles" ^
  -D CMAKE_TOOLCHAIN_FILE:FILEPATH="%aToolchain%" ^
  -D CMAKE_BUILD_TYPE:STRING="Release" ^
@@ -80,7 +155,10 @@ if ["%toCMake%"] == ["1"] (
  -D BUILD_MODULE_DataExchange:BOOL="%BUILD_DataExchange%" ^
  -D BUILD_MODULE_Draw:BOOL="OFF" ^
  -D BUILD_DOC_Overview:BOOL="OFF" ^
- "%aSrcRoot%"
+ -D USE_RAPIDJSON:BOOL="%USE_RAPIDJSON%" ^
+ -D 3RDPARTY_RAPIDJSON_DIR:PATH="%aRapidJson%" ^
+ -D 3RDPARTY_RAPIDJSON_INCLUDE_DIR:PATH="%aRapidJson%/include" ^
+ "%aCasSrc%"
 
   if errorlevel 1 (
     popd
@@ -88,61 +166,113 @@ if ["%toCMake%"] == ["1"] (
     goto :eof
   )
 )
-set aTimeGEN=%TIME%
+set "aTimeGEN=%TIME%"
 call :computeDuration %aTimeZERO% %aTimeGEN%
 if ["%toCMake%"] == ["1"] (
   echo Generation time: %DURATION%
   echo Generation time: %DURATION%>> "%aLogFile%"
 )
 
-if "%toClean%"=="1" (
+if ["%toClean%"] == ["1"] (
   mingw32-make clean
 )
 
-if "%toMake%"=="1" (
+if ["%toMake%"] == ["1"] (
   echo Building...
   mingw32-make -j %aNbJobs% 2>> "%aLogFile%"
   if errorlevel 1 (
+    type "%aLogFile%"
     popd
     exit /B 1
     goto :eof
   )
   type "%aLogFile%"
 )
-set aTimeBUILD=%TIME%
+set "aTimeBUILD=%TIME%"
 call :computeDuration %aTimeGEN% %aTimeBUILD%
-if "%toMake%"=="1" (
+if ["%toMake%"] == ["1"] (
   echo Building time: %DURATION%
   echo Building time: %DURATION%>> "%aLogFile%"
 )
 call :computeDuration %aTimeZERO% %aTimeBUILD%
-if "%toMake%"=="1" (
+if ["%toMake%"] == ["1"] (
   echo Total building time: %DURATION%
   echo Total building time: %DURATION%>> "%aLogFile%"
 )
 
-if "%toInstall%"=="1" (
+if ["%toInstall%"] == ["1"] (
   echo Installing into %aDestDir%...
   mingw32-make install 2>> "%aLogFile%"
   copy /Y "%aWorkDir%\VERSION.html" "%aDestDir%\VERSION.html"
 )
-set aTimeINSTALL=%TIME%
-call :computeDuration %aTimeBUILD% %aTimeINSTALL%
-if "%toInstall%"=="1" (
+set "aTimeINSTALL=%TIME%"
+call :computeDuration "%aTimeBUILD%" "%aTimeINSTALL%"
+if ["%toInstall%"] == ["1"] (
   echo Install time: %DURATION%
   echo Install time: %DURATION%>> "%aLogFile%"
 )
 
-call :computeDuration %aTimeZERO% %aTimeINSTALL%
+call :computeDuration "%aTimeZERO%" "%aTimeINSTALL%"
 echo Total time: %DURATION%
 echo Total time: %DURATION%>> "%aLogFile%"
 
 popd
+if ["%toBuildSample%"] == ["0"] (
+  goto :eof
+)
+
+pushd "%aWorkDirSmpl%"
+
+if ["%toCMake%"] == ["1"] (
+  cmake -G "MinGW Makefiles" ^
+ -D CMAKE_TOOLCHAIN_FILE:FILEPATH="%aToolchain%" ^
+ -D CMAKE_BUILD_TYPE:STRING="Release" ^
+ -D CMAKE_INSTALL_PREFIX:PATH="%aDestDirSmpl%" ^
+ -D OpenCASCADE_DIR:PATH="%aDestDir%/lib/cmake/opencascade" ^
+ -D freetype_DIR:PATH="%aFreeType%/lib/cmake/freetype" ^
+ "%aSrcRootSmpl%"
+
+  if errorlevel 1 (
+    popd
+    pause
+    exit /B
+    goto :eof
+  )
+)
+if ["%toClean%"] == ["1"] (
+  mingw32-make clean
+)
+
+if ["%toMake%"] == ["1"] (
+  echo Building...
+  mingw32-make -j %aNbJobs% 2>> "%aLogFileSmpl%"
+  if errorlevel 1 (
+    type "%aLogFileSmpl%"
+    popd
+    pause
+    exit /B
+    goto :eof
+  )
+  type "%aLogFileSmpl%"
+)
+
+if ["%toInstall%"] == ["1"] (
+  mingw32-make install 2>> "%aLogFileSmpl%"
+  if errorlevel 1 (
+    type "%aLogFileSmpl%"
+    popd
+    pause
+    exit /B
+    goto :eof
+  )
+)
+popd
+
 goto :eof
 
 :computeDuration
-set aTimeFrom=%1
-set aTimeEnd=%2
+set "aTimeFrom=%~1"
+set "aTimeEnd=%~2"
 rem handle time before 10AM (win10 - remove empty space at the beginning)
 if "%aTimeFrom:~0,1%"==" " set "aTimeFrom=%aTimeFrom:~1%"
 if  "%aTimeEnd:~0,1%"==" " set  "aTimeEnd=%aTimeEnd:~1%"
diff --git a/adm/scripts/wasm_custom.bat.template b/adm/scripts/wasm_custom.bat.template
index 5b21b7ad13..a9ef56f60d 100644
--- a/adm/scripts/wasm_custom.bat.template
+++ b/adm/scripts/wasm_custom.bat.template
@@ -1,6 +1,8 @@
-rem Environment configuration template for occ_build_wasm.bat (to be renamed as wasm_custom_env.bat)
-set "aFreeType=%aSrcRoot%\..\3rdparty\freetype-2.7.1-wasm"
-set "EMSDK_ROOT=%aSrcRoot%\..\emsdk"
+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"
+rem set "aRapidJson=%aCasSrc%\..\3rdparty\rapidjson-1.1.0"
+rem set "aCmakeBin=%ProgramW6432%\CMake\bin"
 
 rem Uncomment to customize building steps
 rem set "aBuildRoot=work"
@@ -8,9 +10,13 @@ rem set "toCMake=1"
 rem set "toClean=0"
 rem set "toMake=1"
 rem set "toInstall=1"
+rem set "toPack=0"
+rem set "toBuildSample=1"
 
 rem set "BUILD_ModelingData=ON"
 rem set "BUILD_ModelingAlgorithms=ON"
 rem set "BUILD_Visualization=ON"
 rem set "BUILD_ApplicationFramework=ON"
 rem set "BUILD_DataExchange=ON"
+
+rem set "USE_RAPIDJSON=OFF"
diff --git a/adm/scripts/wasm_sample_build.bat b/adm/scripts/wasm_sample_build.bat
new file mode 100644
index 0000000000..84c917e33f
--- /dev/null
+++ b/adm/scripts/wasm_sample_build.bat
@@ -0,0 +1,99 @@
+@echo OFF
+
+rem Auxiliary script for semi-automated building of WebGL sample.
+rem wasm_custom.bat should be configured with paths to CMake, 3rd-parties and Emscripten SDK.
+rem FreeType should be specified as mandatory dependency.
+
+set "aCasSrc=%~dp0..\.."
+set "aBuildRoot=%aCasSrc%\work"
+
+set aNbJobs=%NUMBER_OF_PROCESSORS%
+
+rem Paths to 3rd-party tools and libraries
+set "aCmakeBin="
+set "aFreeType="
+
+rem Build stages to perform
+set "toCMake=1"
+set "toClean=0"
+set "toMake=1"
+set "toInstall=1"
+
+rem Configuration file
+if exist "%~dp0wasm_custom.bat" call "%~dp0wasm_custom.bat"
+
+call "%EMSDK_ROOT%\emsdk_env.bat"
+set "aToolchain=%EMSDK%/upstream/emscripten/cmake/Modules/Platform/Emscripten.cmake"
+if not ["%aCmakeBin%"] == [""] ( set "PATH=%aCmakeBin%;%PATH%" )
+
+call :cmakeGenerate
+if not ["%1"] == ["-nopause"] (
+  pause
+)
+
+goto :eof
+
+:cmakeGenerate
+set "aPlatformAndCompiler=wasm32"
+set "aDestDirOcct=%aBuildRoot%\%aPlatformAndCompiler%"
+set "aSrcRootSmpl=%aCasSrc%\samples\webgl"
+set "aWorkDirSmpl=%aBuildRoot%\%aPlatformAndCompiler%-sample-make"
+set "aDestDirSmpl=%aBuildRoot%\%aPlatformAndCompiler%-sample"
+set "aLogFileSmpl=%aBuildRoot%\build-%aPlatformAndCompiler%-sample.log"
+if ["%toCMake%"] == ["1"] (
+  if ["%toClean%"] == ["1"] (
+    rmdir /S /Q %aWorkDirSmpl%"
+    rmdir /S /Q %aDestDirSmpl%"
+  )
+)
+if not exist "%aWorkDirSmpl%" ( mkdir "%aWorkDirSmpl%" )
+if     exist "%aLogFileSmpl%" ( del   "%aLogFileSmpl%" )
+
+pushd "%aWorkDirSmpl%"
+
+if ["%toCMake%"] == ["1"] (
+  cmake -G "MinGW Makefiles" ^
+ -D CMAKE_TOOLCHAIN_FILE:FILEPATH="%aToolchain%" ^
+ -D CMAKE_BUILD_TYPE:STRING="Release" ^
+ -D CMAKE_INSTALL_PREFIX:PATH="%aDestDirSmpl%" ^
+ -D OpenCASCADE_DIR:PATH="%aDestDirOcct%/lib/cmake/opencascade" ^
+ -D freetype_DIR:PATH="%aFreeType%/lib/cmake/freetype" ^
+ "%aSrcRootSmpl%"
+
+  if errorlevel 1 (
+    popd
+    pause
+    exit /B
+    goto :eof
+  )
+)
+if ["%toClean%"] == ["1"] (
+  mingw32-make clean
+)
+
+if ["%toMake%"] == ["1"] (
+  echo Building...
+  mingw32-make -j %aNbJobs% 2>> "%aLogFileSmpl%"
+  if errorlevel 1 (
+    type "%aLogFileSmpl%"
+    popd
+    pause
+    exit /B
+    goto :eof
+  )
+  type "%aLogFileSmpl%"
+)
+
+if ["%toInstall%"] == ["1"] (
+  mingw32-make install 2>> "%aLogFileSmpl%"
+  if errorlevel 1 (
+    type "%aLogFileSmpl%"
+    popd
+    pause
+    exit /B
+    goto :eof
+  )
+)
+popd
+
+goto :eof