diff --git a/ports/xalan-c/0001-ALLOW_RTCc_IN_STL.patch b/ports/xalan-c/0001-ALLOW_RTCc_IN_STL.patch
new file mode 100644
index 00000000000..a01096b0da8
--- /dev/null
+++ b/ports/xalan-c/0001-ALLOW_RTCc_IN_STL.patch
@@ -0,0 +1,65 @@
+diff --git a/c/Projects/Win32/VC10/AllInOne/AllInOne.vcxproj b/c/Projects/Win32/VC10/AllInOne/AllInOne.vcxproj
+index 5a9d6a0..a0d12e8 100644
+--- a/c/Projects/Win32/VC10/AllInOne/AllInOne.vcxproj
++++ b/c/Projects/Win32/VC10/AllInOne/AllInOne.vcxproj
+@@ -159,7 +159,7 @@
+     <ClCompile>
+       <Optimization>Disabled</Optimization>
+       <AdditionalIncludeDirectories>$(XERCESCROOT)\include;$(XERCESCROOT)\src;..\..\..\..\src\;$(OutDir)Nls\Include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+-      <PreprocessorDefinitions>XALAN_BUILD_DLL;XALAN_INMEM_MSG_LOADER;%(PreprocessorDefinitions)</PreprocessorDefinitions>
++      <PreprocessorDefinitions>_ALLOW_RTCc_IN_STL;XALAN_BUILD_DLL;XALAN_INMEM_MSG_LOADER;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+       <StringPooling>true</StringPooling>
+       <MinimalRebuild>true</MinimalRebuild>
+       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
+@@ -197,7 +197,7 @@
+     <ClCompile>
+       <Optimization>Disabled</Optimization>
+       <AdditionalIncludeDirectories>$(XERCESCROOT)\include;$(XERCESCROOT)\src;..\..\..\..\src\;$(OutDir)Nls\Include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+-      <PreprocessorDefinitions>XALAN_BUILD_DLL;XALAN_INMEM_MSG_LOADER;%(PreprocessorDefinitions)</PreprocessorDefinitions>
++      <PreprocessorDefinitions>_ALLOW_RTCc_IN_STL;XALAN_BUILD_DLL;XALAN_INMEM_MSG_LOADER;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+       <StringPooling>true</StringPooling>
+       <MinimalRebuild>true</MinimalRebuild>
+       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
+diff --git a/c/Projects/Win32/VC10/Utils/MsgCreator/MsgCreator.vcxproj b/c/Projects/Win32/VC10/Utils/MsgCreator/MsgCreator.vcxproj
+index 27958b5..9f7767b 100644
+--- a/c/Projects/Win32/VC10/Utils/MsgCreator/MsgCreator.vcxproj
++++ b/c/Projects/Win32/VC10/Utils/MsgCreator/MsgCreator.vcxproj
+@@ -159,6 +159,7 @@
+     <ClCompile>
+       <Optimization>Disabled</Optimization>
+       <AdditionalIncludeDirectories>$(XERCESCROOT)\include;$(XERCESCROOT)\src;..\..\..\..\..\src;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
++      <PreprocessorDefinitions>_ALLOW_RTCc_IN_STL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+       <StringPooling>true</StringPooling>
+       <MinimalRebuild>true</MinimalRebuild>
+       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
+@@ -191,7 +192,7 @@
+     <ClCompile>
+       <Optimization>Disabled</Optimization>
+       <AdditionalIncludeDirectories>$(XERCESCROOT)\include;$(XERCESCROOT)\src;..\..\..\..\..\src;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+-      <PreprocessorDefinitions>%(PreprocessorDefinitions)</PreprocessorDefinitions>
++      <PreprocessorDefinitions>_ALLOW_RTCc_IN_STL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+       <StringPooling>true</StringPooling>
+       <MinimalRebuild>true</MinimalRebuild>
+       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
+diff --git a/c/Projects/Win32/VC10/Utils/XalanMsgLib/XalanMsgLib.vcxproj b/c/Projects/Win32/VC10/Utils/XalanMsgLib/XalanMsgLib.vcxproj
+index facbbc1..53b83a8 100644
+--- a/c/Projects/Win32/VC10/Utils/XalanMsgLib/XalanMsgLib.vcxproj
++++ b/c/Projects/Win32/VC10/Utils/XalanMsgLib/XalanMsgLib.vcxproj
+@@ -144,7 +144,7 @@
+       <Optimization>Disabled</Optimization>
+       <WholeProgramOptimization>false</WholeProgramOptimization>
+       <AdditionalIncludeDirectories>$(XERCESCROOT)\include;$(XERCESCROOT)\src;..\..\..\..\..\src;$(OutDir)Nls\Include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+-      <PreprocessorDefinitions>XALAN_XALANMSGLIB_BUILD_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
++      <PreprocessorDefinitions>_ALLOW_RTCc_IN_STL;XALAN_XALANMSGLIB_BUILD_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+       <StringPooling>true</StringPooling>
+       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
+       <SmallerTypeCheck>true</SmallerTypeCheck>
+@@ -170,7 +170,7 @@
+       <Optimization>Disabled</Optimization>
+       <WholeProgramOptimization>false</WholeProgramOptimization>
+       <AdditionalIncludeDirectories>$(XERCESCROOT)\include;$(XERCESCROOT)\src;..\..\..\..\..\src;$(OutDir)Nls\Include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+-      <PreprocessorDefinitions>XALAN_XALANMSGLIB_BUILD_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
++      <PreprocessorDefinitions>_ALLOW_RTCc_IN_STL;XALAN_XALANMSGLIB_BUILD_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+       <StringPooling>true</StringPooling>
+       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
+       <SmallerTypeCheck>true</SmallerTypeCheck>
diff --git a/ports/xalan-c/CONTROL b/ports/xalan-c/CONTROL
new file mode 100644
index 00000000000..188c6bd4485
--- /dev/null
+++ b/ports/xalan-c/CONTROL
@@ -0,0 +1,4 @@
+Source: xalan-c
+Version: 1.11
+Description: Xalan is an XSLT processor for transforming XML documents into HTML, text, or other XML document types
+Build-Depends: xerces-c
diff --git a/ports/xalan-c/portfile.cmake b/ports/xalan-c/portfile.cmake
new file mode 100644
index 00000000000..bc92562b54f
--- /dev/null
+++ b/ports/xalan-c/portfile.cmake
@@ -0,0 +1,61 @@
+# Common Ambient Variables:
+#   CURRENT_BUILDTREES_DIR    = ${VCPKG_ROOT_DIR}\buildtrees\${PORT}
+#   CURRENT_PACKAGES_DIR      = ${VCPKG_ROOT_DIR}\packages\${PORT}_${TARGET_TRIPLET}
+#   CURRENT_PORT DIR          = ${VCPKG_ROOT_DIR}\ports\${PORT}
+#   PORT                      = current port name (zlib, etc)
+#   TARGET_TRIPLET            = current triplet (x86-windows, x64-windows-static, etc)
+#   VCPKG_CRT_LINKAGE         = C runtime linkage type (static, dynamic)
+#   VCPKG_LIBRARY_LINKAGE     = target library linkage type (static, dynamic)
+#   VCPKG_ROOT_DIR            = <C:\path\to\current\vcpkg>
+#   VCPKG_TARGET_ARCHITECTURE = target architecture (x64, x86, arm)
+#
+
+include(vcpkg_common_functions)
+set(SOURCE_PATH ${CURRENT_BUILDTREES_DIR}/src/xalan-c-1.11)
+vcpkg_download_distfile(ARCHIVE
+    URLS "http://www-us.apache.org/dist/xalan/xalan-c/sources/xalan_c-1.11-src.zip"
+    FILENAME "xalan_c-1.11-src.zip"
+    SHA512 2e79a2c8f755c9660ffc94b26b6bd4b140685e05a88d8e5abb19a2f271383a3f2f398b173ef403f65dc33af75206214bd21ac012c39b4c0051b3a9f61f642fe6
+)
+vcpkg_extract_source_archive(${ARCHIVE})
+
+vcpkg_apply_patches(
+    SOURCE_PATH ${SOURCE_PATH}
+    PATCHES "${CMAKE_CURRENT_LIST_DIR}/0001-ALLOW_RTCc_IN_STL.patch")
+
+if (VCPKG_TARGET_ARCHITECTURE MATCHES "x86")
+    set(BUILD_ARCH "Win32")
+    set(OUTPUT_DIR "Win32")
+elseif (VCPKG_TARGET_ARCHITECTURE MATCHES "x64")
+    set(BUILD_ARCH "x64")
+    set(OUTPUT_DIR "Win64")
+else()
+    message(FATAL_ERROR "Unsupported architecture: ${VCPKG_TARGET_ARCHITECTURE}")
+endif()
+
+vcpkg_build_msbuild(
+    PROJECT_PATH ${SOURCE_PATH}/c/projects/Win32/VC10/AllInOne/AllInOne.vcxproj
+    PLATFORM ${BUILD_ARCH}
+    # Need this for it to pick up xerces-c port: https://github.com/Microsoft/vcpkg/issues/891
+    OPTIONS /p:ForceImportBeforeCppTargets=${VCPKG_ROOT_DIR}/scripts/buildsystems/msbuild/vcpkg.targets)
+
+file(COPY ${SOURCE_PATH}/c/Build/${OUTPUT_DIR}/VC10/Debug/XalanMessages_1_11D.dll DESTINATION ${CURRENT_PACKAGES_DIR}/debug/bin)
+file(COPY ${SOURCE_PATH}/c/Build/${OUTPUT_DIR}/VC10/Debug/Xalan-C_1_11D.dll DESTINATION ${CURRENT_PACKAGES_DIR}/debug/bin)
+file(COPY ${SOURCE_PATH}/c/Build/${OUTPUT_DIR}/VC10/Debug/Xalan-C_1D.lib DESTINATION ${CURRENT_PACKAGES_DIR}/debug/lib)
+file(COPY ${SOURCE_PATH}/c/Build/${OUTPUT_DIR}/VC10/Release/XalanMessages_1_11.dll DESTINATION ${CURRENT_PACKAGES_DIR}/bin)
+file(COPY ${SOURCE_PATH}/c/Build/${OUTPUT_DIR}/VC10/Release/Xalan-C_1_11.dll DESTINATION ${CURRENT_PACKAGES_DIR}/bin)
+file(COPY ${SOURCE_PATH}/c/Build/${OUTPUT_DIR}/VC10/Release/Xalan-C_1.lib DESTINATION ${CURRENT_PACKAGES_DIR}/lib)
+
+file(COPY ${SOURCE_PATH}/c/src/xalanc DESTINATION ${CURRENT_PACKAGES_DIR}/include FILES_MATCHING PATTERN *.hpp)
+
+file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/include/xalanc/NLS)
+file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/include/xalanc/util/MsgLoaders/ICU/resources)
+file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/include/xalanc/TestXSLT)
+file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/include/xalanc/XalanExe)
+file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/include/xalanc/XPathCAPI)
+
+# Handle copyright
+file(COPY ${SOURCE_PATH}/c/LICENSE DESTINATION ${CURRENT_PACKAGES_DIR}/share/xalan-c)
+file(RENAME ${CURRENT_PACKAGES_DIR}/share/xalan-c/LICENSE ${CURRENT_PACKAGES_DIR}/share/xalan-c/copyright)
+
+vcpkg_copy_pdbs()
\ No newline at end of file