Index: cad/Makefile
===================================================================
--- cad/Makefile
+++ cad/Makefile
@@ -93,6 +93,7 @@
     SUBDIR += py-ezdxf
     SUBDIR += py-gdspy
     SUBDIR += py-lcapy
+    SUBDIR += py-ocp
     SUBDIR += py-phidl
     SUBDIR += py-pyfda
     SUBDIR += python-gdsii
Index: cad/py-ocp/Makefile
===================================================================
--- /dev/null
+++ cad/py-ocp/Makefile
@@ -0,0 +1,42 @@
+# $FreeBSD$
+
+PORTNAME=	ocp
+DISTVERSION=	7.4-RC2
+CATEGORIES=	cad
+# Direct access to github is needed because the release added an extra archive which
+# we need to build from, rather than the initial release.
+MASTER_SITES=	https://github.com/CadQuery/OCP/releases/download/${DISTVERSION}/
+PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
+DISTNAME=	OCP_src_Linux
+
+MAINTAINER=	ports@nicandneal.net
+COMMENT=	Python wrapper for OCCT generated using pywrap
+
+LICENSE=	APACHE20
+
+LIB_DEPENDS=	libTKernel.so:cad/opencascade
+BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}pybind11>0:devel/py-pybind11@${PY_FLAVOR} \
+		pybind11>0:devel/pybind11
+PATCH_DEPENDS=	${LOCALBASE}/include/OpenCASCADE/OpenGl_HaltonSampler.hxx:cad/opencascade
+
+USES=		cmake gl python:3.6+ zip
+USE_GL=		gl glu glut
+
+WRKSRC=		${WRKDIR}/OCP_src_Ubuntu-16.04
+
+OCCT=		${LOCALBASE}/include/OpenCASCADE
+OCCT_LOCAL=	${WRKSRC}/OCCT
+
+CMAKE_ARGS=	-DPYTHON_EXECUTABLE=${PYTHON_CMD} \
+		-DOPENCASCADE_INCLUDE_DIR=${OCCT}
+
+pre-patch:
+	# Copy and patch a header file with a troublesome C++ standard mismatch.
+	${MKDIR} ${OCCT_LOCAL}
+	${CP} ${OCCT}/OpenGl_HaltonSampler.hxx ${OCCT_LOCAL}
+
+do-install:
+	@${MKDIR} ${STAGEDIR}${PYTHON_SITELIBDIR}
+	${INSTALL_LIB} ${BUILD_WRKSRC}/OCP.so ${STAGEDIR}${PYTHON_SITELIBDIR}
+
+.include <bsd.port.mk>
Index: cad/py-ocp/distinfo
===================================================================
--- /dev/null
+++ cad/py-ocp/distinfo
@@ -0,0 +1,3 @@
+TIMESTAMP = 1595488164
+SHA256 (OCP_src_Linux.zip) = 126953106d7e52d3ec6c606ff3a34ecde5c6598899ab0c31279e185771304192
+SIZE (OCP_src_Linux.zip) = 50341316
Index: cad/py-ocp/files/patch-FindOpenCascade.cmake
===================================================================
--- /dev/null
+++ cad/py-ocp/files/patch-FindOpenCascade.cmake
@@ -0,0 +1,12 @@
+--- FindOpenCascade.cmake.orig	2020-06-12 09:48:04 UTC
++++ FindOpenCascade.cmake
+@@ -69,6 +69,6 @@ foreach( MOD ${OCCT_MODULES})
+ 
+ endforeach()
+ 
+-target_include_directories( OPENCASCADE INTERFACE ${OPENCASCADE_INCLUDE_DIR})
++target_include_directories( OPENCASCADE INTERFACE OCCT ${OPENCASCADE_INCLUDE_DIR})
+ 
+-find_package_handle_standard_args( OPENCASCADE DEFAULT_MSG OPENCASCADE_LIBRARIES OPENCASCADE_INCLUDE_DIR )
+\ No newline at end of file
++find_package_handle_standard_args( OPENCASCADE DEFAULT_MSG OPENCASCADE_LIBRARIES OPENCASCADE_INCLUDE_DIR )
Index: cad/py-ocp/files/patch-OCCT_OpenGl__HaltonSampler.hxx
===================================================================
--- /dev/null
+++ cad/py-ocp/files/patch-OCCT_OpenGl__HaltonSampler.hxx
@@ -0,0 +1,11 @@
+--- OCCT/OpenGl_HaltonSampler.hxx.orig	2020-06-15 08:29:45 UTC
++++ OCCT/OpenGl_HaltonSampler.hxx
+@@ -180,7 +180,7 @@ void OpenGl_HaltonSampler::initRandom (Random_number_g
+     {
+       aPerms[aBase][i] = i;
+     }
+-    std::random_shuffle (aPerms[aBase].begin(), aPerms[aBase].end(), theRand);
++    std::shuffle (aPerms[aBase].begin(), aPerms[aBase].end(), theRand);
+   }
+   initTables (aPerms);
+ }
Index: cad/py-ocp/files/patch-Standard.cpp
===================================================================
--- /dev/null
+++ cad/py-ocp/files/patch-Standard.cpp
@@ -0,0 +1,30 @@
+--- Standard.cpp.orig   2020-06-18 17:28:24 UTC
++++ Standard.cpp
+@@ -1009,10 +1009,10 @@ py::module m = static_cast<py::module>(main_module.att
+ // ./opencascade/Standard_OutOfRange.hxx
+ // ./opencascade/Standard_GUID.hxx
+ // ./opencascade/Standard_Time.hxx
+-    m.def("IsEqual",
+-          (Standard_Boolean (*)( const Standard_Time ,  const Standard_Time  ))  static_cast<Standard_Boolean (*)( const Standard_Time ,  const Standard_Time  )>(&IsEqual),
+-          R"#(None)#"  , py::arg("theOne"),  py::arg("theTwo")
+-          );
++//    m.def("IsEqual",
++//          (Standard_Boolean (*)( const Standard_Time ,  const Standard_Time  ))  static_cast<Standard_Boolean (*)( const Standard_Time ,  const Standard_Time  )>(&IsEqual),
++//          R"#(None)#"  , py::arg("theOne"),  py::arg("theTwo")
++//          );
+ // ./opencascade/Standard_NullValue.hxx
+ // ./opencascade/Standard_DefineAlloc.hxx
+ // ./opencascade/Standard_ExtCharacter.hxx
+@@ -1292,10 +1292,12 @@ py::module m = static_cast<py::module>(main_module.att
+           (Standard_Boolean (*)( const Standard_Integer ,  const Standard_Integer  ))  static_cast<Standard_Boolean (*)( const Standard_Integer ,  const Standard_Integer  )>(&IsEqual),
+           R"#(None)#"  , py::arg("theOne"),  py::arg("theTwo")
+           );
++#ifdef __amd64__
+     m.def("IsEqual",
+           (Standard_Boolean (*)( const Standard_Utf32Char ,  const Standard_Utf32Char  ))  static_cast<Standard_Boolean (*)( const Standard_Utf32Char ,  const Standard_Utf32Char  )>(&IsEqual),
+           R"#(None)#"  , py::arg("theOne"),  py::arg("theTwo")
+           );
++#endif
+ // ./opencascade/Standard_OutOfMemory.hxx
+ // ./opencascade/Standard_Version.hxx
+ // ./opencascade/Standard_MultiplyDefined.hxx
Index: cad/py-ocp/pkg-descr
===================================================================
--- /dev/null
+++ cad/py-ocp/pkg-descr
@@ -0,0 +1,4 @@
+OCP is a Python wrapper for OCCT (OpenCascade) generated using pywrap
+primarily used by CadQuery.
+
+WWW: https://github.com/CadQuery/OCP
Index: cad/py-ocp/pkg-plist
===================================================================
--- /dev/null
+++ cad/py-ocp/pkg-plist
@@ -0,0 +1 @@
+%%PYTHON_SITELIBDIR%%/OCP.so