diff --git a/3rdparty/assimp/assimp.cmake b/3rdparty/assimp/assimp.cmake
index 445f363dc..7dda7ae04 100644
--- a/3rdparty/assimp/assimp.cmake
+++ b/3rdparty/assimp/assimp.cmake
@@ -14,6 +14,7 @@ else()
     set(assimp_cmake_cxx_flags "${CMAKE_CXX_FLAGS}")
 endif()
 
+
 ExternalProject_Add(
     ext_assimp
     PREFIX assimp
@@ -31,7 +32,8 @@ ExternalProject_Add(
         -DASSIMP_BUILD_TESTS=OFF
         -DASSIMP_INSTALL_PDB=OFF
         -DASSIMP_BUILD_ZLIB=ON
-        -DHUNTER_ENABLED=OFF # Renamed to "ASSIMP_HUNTER_ENABLED" in newer assimp.
+        -DASSIMP_HUNTER_ENABLED=OFF # Renamed to "ASSIMP_HUNTER_ENABLED" in newer assimp.
+        -DASSIMP_WARNINGS_AS_ERRORS=OFF
         -DCMAKE_DEBUG_POSTFIX=
     BUILD_BYPRODUCTS
         <INSTALL_DIR>/${Open3D_INSTALL_LIB_DIR}/${CMAKE_STATIC_LIBRARY_PREFIX}${lib_name}${CMAKE_STATIC_LIBRARY_SUFFIX}
diff --git a/3rdparty/mkl/0002-TBB-GCC13.patch b/3rdparty/mkl/0002-TBB-GCC13.patch
new file mode 100644
index 000000000..efac3de8d
--- /dev/null
+++ b/3rdparty/mkl/0002-TBB-GCC13.patch
@@ -0,0 +1,13 @@
+diff --git a/include/tbb/task.h b/include/tbb/task.h
+index d58fb36..093ebf2 100644
+--- a/include/tbb/task.h
++++ b/include/tbb/task.h
+@@ -249,7 +249,7 @@ namespace internal {
+ #if __TBB_TASK_PRIORITY
+         //! Pointer to the next offloaded lower priority task.
+         /** Used to maintain a list of offloaded tasks inside the scheduler. **/
+-        task* next_offloaded;
++        tbb::task* next_offloaded;
+ #endif
+ 
+ #if __TBB_PREVIEW_RESUMABLE_TASKS
diff --git a/3rdparty/mkl/tbb.cmake b/3rdparty/mkl/tbb.cmake
index b87ef79fe..858eeec13 100644
--- a/3rdparty/mkl/tbb.cmake
+++ b/3rdparty/mkl/tbb.cmake
@@ -33,6 +33,7 @@ ExternalProject_Add(
     PATCH_COMMAND ${GIT_EXECUTABLE} init
     COMMAND ${GIT_EXECUTABLE} apply --ignore-space-change --ignore-whitespace
         ${CMAKE_CURRENT_LIST_DIR}/0001-Allow-selecttion-of-static-dynamic-MSVC-runtime.patch
+        ${CMAKE_CURRENT_LIST_DIR}/0002-TBB-GCC13.patch
     CMAKE_ARGS
         -DCMAKE_INSTALL_PREFIX=${MKL_INSTALL_PREFIX}
         -DSTATIC_WINDOWS_RUNTIME=${STATIC_WINDOWS_RUNTIME}
diff --git a/3rdparty/msgpack/msgpack_build.cmake b/3rdparty/msgpack/msgpack_build.cmake
index 8252ce438..adbd00ef7 100644
--- a/3rdparty/msgpack/msgpack_build.cmake
+++ b/3rdparty/msgpack/msgpack_build.cmake
@@ -3,8 +3,8 @@ include(ExternalProject)
 ExternalProject_Add(
         ext_msgpack-c
         PREFIX msgpack-c
-        URL https://github.com/msgpack/msgpack-c/releases/download/cpp-3.3.0/msgpack-3.3.0.tar.gz
-        URL_HASH SHA256=6e114d12a5ddb8cb11f669f83f32246e484a8addd0ce93f274996f1941c1f07b
+        URL https://github.com/msgpack/msgpack-c/archive/refs/tags/cpp-6.1.0.tar.gz
+        URL_HASH SHA256=5e63e4d9b12ab528fccf197f7e6908031039b1fc89cd8da0e97fbcbf5a6c6d3a
         DOWNLOAD_DIR "${OPEN3D_THIRD_PARTY_DOWNLOAD_DIR}/msgpack"
         # do not configure
         CONFIGURE_COMMAND ""
diff --git a/3rdparty/possionrecon/0001-possionrecon.patch b/3rdparty/possionrecon/0001-possionrecon.patch
new file mode 100644
index 000000000..2c5c2c87b
--- /dev/null
+++ b/3rdparty/possionrecon/0001-possionrecon.patch
@@ -0,0 +1,48 @@
+diff --git a/Src/FEMTree.IsoSurface.specialized.inl b/Src/FEMTree.IsoSurface.specialized.inl
+index 28b5ef0..37cd3c6 100644
+--- a/Src/FEMTree.IsoSurface.specialized.inl
++++ b/Src/FEMTree.IsoSurface.specialized.inl
+@@ -1508,7 +1508,7 @@ protected:
+ 		const typename SliceData::SquareCornerIndices& idx = sValues.sliceData.cornerIndices( node );
+ 		Real x0 = sValues.cornerValues[idx[c0]] , x1 = sValues.cornerValues[idx[c1]];
+ 		Point< Real , Dim > s;
+-		Real start , width;
++               Real start=0 , width;
+ 		tree._startAndWidth( node , s , width );
+ 		int o;
+ 		{
+diff --git a/Src/PlyFile.h b/Src/PlyFile.h
+index 28cdd49..5e83274 100644
+--- a/Src/PlyFile.h
++++ b/Src/PlyFile.h
+@@ -107,12 +107,12 @@ struct PlyStoredProperty
+ /* description of an element */
+ struct PlyElement
+ {
+-       std::string name;             /* element name */
+-       size_t num;                   /* number of elements in this object */
+-       int size;                     /* size of element (bytes) or -1 if variable */
++       std::string name = "";             /* element name */
++       size_t num = 0;                   /* number of elements in this object */
++    int size = -1;                /* size of element (bytes) or -1 if variable */
+        std::vector< PlyStoredProperty > props; /* list of properties in the file */
+-       int other_offset;             /* offset to un-asked-for props, or -1 if none*/
+-       int other_size;               /* size of other_props structure */
++       int other_offset = 0;             /* offset to un-asked-for props, or -1 if none*/
++       int other_size = 0;               /* size of other_props structure */
+        PlyProperty *find_property( const std::string &prop_name , int &index );
+ };
+
+diff --git a/Src/RegularTree.inl b/Src/RegularTree.inl
+index 25a91d6..6f45c67 100644
+--- a/Src/RegularTree.inl
++++ b/Src/RegularTree.inl
+@@ -244,7 +244,7 @@ int RegularTreeNode< Dim , NodeData , DepthAndOffsetType >::maxDepth(void) const
+ 	if( !children ) return 0;
+ 	else
+ 	{
+-		int c , d;
++		int c=0, d;
+ 		for( int i=0 ; i<(1<<Dim) ; i++ )
+ 		{
+ 			d = children[i].maxDepth();
diff --git a/3rdparty/possionrecon/possionrecon.cmake b/3rdparty/possionrecon/possionrecon.cmake
index 0328804d0..c339dfe8b 100644
--- a/3rdparty/possionrecon/possionrecon.cmake
+++ b/3rdparty/possionrecon/possionrecon.cmake
@@ -8,6 +8,9 @@ ExternalProject_Add(
     DOWNLOAD_DIR "${OPEN3D_THIRD_PARTY_DOWNLOAD_DIR}/poisson"
     SOURCE_DIR "poisson/src/ext_poisson/PoissonRecon" # Add extra directory level for POISSON_INCLUDE_DIRS.
     UPDATE_COMMAND ""
+    PATCH_COMMAND ${GIT_EXECUTABLE} init
+    COMMAND ${GIT_EXECUTABLE} apply --ignore-space-change --ignore-whitespace
+        ${CMAKE_CURRENT_LIST_DIR}/0001-possionrecon.patch
     CONFIGURE_COMMAND ""
     BUILD_COMMAND ""
     INSTALL_COMMAND ""
diff --git a/3rdparty/pybind11/pybind11.cmake b/3rdparty/pybind11/pybind11.cmake
index 5ed710aa5..9a9c1b6df 100644
--- a/3rdparty/pybind11/pybind11.cmake
+++ b/3rdparty/pybind11/pybind11.cmake
@@ -3,8 +3,8 @@ include(FetchContent)
 FetchContent_Declare(
     ext_pybind11
     PREFIX pybind11
-    URL https://github.com/pybind/pybind11/archive/refs/tags/v2.6.2.tar.gz
-    URL_HASH SHA256=8ff2fff22df038f5cd02cea8af56622bc67f5b64534f1b83b9f133b8366acff2
+    URL https://github.com/pybind/pybind11/archive/refs/tags/v2.11.1.tar.gz
+    URL_HASH SHA256=d475978da0cdc2d43b73f30910786759d593a9d8ee05b1b6846d1eb16c6d2e0c
     DOWNLOAD_DIR "${OPEN3D_THIRD_PARTY_DOWNLOAD_DIR}/pybind11"
 )
 
diff --git a/cmake/Open3DShowAndAbortOnWarning.cmake b/cmake/Open3DShowAndAbortOnWarning.cmake
index f1ac292fe..dd8e9a30f 100644
--- a/cmake/Open3DShowAndAbortOnWarning.cmake
+++ b/cmake/Open3DShowAndAbortOnWarning.cmake
@@ -73,9 +73,9 @@ function(open3d_show_and_abort_on_warning target)
 
     target_compile_options(${target} PRIVATE
         $<$<COMPILE_LANG_AND_ID:C,MSVC>:/W4 /WX ${DISABLE_MSVC_WARNINGS}>
-        $<$<COMPILE_LANG_AND_ID:C,GNU,Clang,AppleClang,Intel>:-Wall -Wextra -Werror ${DISABLE_GNU_CLANG_INTEL_WARNINGS}>
+        $<$<COMPILE_LANG_AND_ID:C,GNU,Clang,AppleClang,Intel>:-Wall -Wextra ${DISABLE_GNU_CLANG_INTEL_WARNINGS}>
         $<$<COMPILE_LANG_AND_ID:CXX,MSVC>:/W4 /WX ${DISABLE_MSVC_WARNINGS}>
-        $<$<COMPILE_LANG_AND_ID:CXX,GNU,Clang,AppleClang,Intel>:-Wall -Wextra -Werror ${DISABLE_GNU_CLANG_INTEL_WARNINGS}>
+        $<$<COMPILE_LANG_AND_ID:CXX,GNU,Clang,AppleClang,Intel>:-Wall -Wextra ${DISABLE_GNU_CLANG_INTEL_WARNINGS}>
         $<$<COMPILE_LANGUAGE:CUDA>:SHELL:${CUDA_FLAGS}>
         $<$<COMPILE_LANGUAGE:ISPC>:--werror>
     )
diff --git a/cpp/open3d/core/nns/NanoFlannImpl.h b/cpp/open3d/core/nns/NanoFlannImpl.h
index f09061181..b29543fc8 100644
--- a/cpp/open3d/core/nns/NanoFlannImpl.h
+++ b/cpp/open3d/core/nns/NanoFlannImpl.h
@@ -224,9 +224,15 @@ void _RadiusSearchCPU(NanoFlannIndexHolderBase *holder,
 
     auto points_equal = [](const T *const p1, const T *const p2,
                            size_t dimension) {
-        std::vector<T> p1_vec(p1, p1 + dimension);
-        std::vector<T> p2_vec(p2, p2 + dimension);
-        return p1_vec == p2_vec;
+        for (size_t i = 0; i < dimension; ++i) {
+            if (p1[i] != p2[i]) {
+                return false;
+            }
+        }
+        return true;
+        // std::vector<T> p1_vec(p1, p1 + dimension);
+        // std::vector<T> p2_vec(p2, p2 + dimension);
+        // return p1_vec == p2_vec;
     };
 
     std::vector<std::vector<TIndex>> neighbors_indices(num_queries);
diff --git a/cpp/open3d/visualization/gui/Font.cpp b/cpp/open3d/visualization/gui/Font.cpp
index 39e30fccd..bd2592a22 100644
--- a/cpp/open3d/visualization/gui/Font.cpp
+++ b/cpp/open3d/visualization/gui/Font.cpp
@@ -6,7 +6,7 @@
 // ----------------------------------------------------------------------------
 
 #include "open3d/visualization/gui/Font.h"
-
+#include <cstdint>
 namespace open3d {
 namespace visualization {
 namespace gui {
diff --git a/cpp/open3d/visualization/gui/Font.h b/cpp/open3d/visualization/gui/Font.h
index ba6f7d38d..b928a12f5 100644
--- a/cpp/open3d/visualization/gui/Font.h
+++ b/cpp/open3d/visualization/gui/Font.h
@@ -9,7 +9,7 @@
 
 #include <string>
 #include <vector>
-
+#include <cstdint>
 #include "open3d/visualization/gui/Gui.h"
 
 namespace open3d {
diff --git a/cpp/open3d/visualization/gui/Util.h b/cpp/open3d/visualization/gui/Util.h
index a1fce7579..c2a87f3f8 100644
--- a/cpp/open3d/visualization/gui/Util.h
+++ b/cpp/open3d/visualization/gui/Util.h
@@ -12,7 +12,7 @@
 
 #include <string>
 #include <vector>
-
+#include <cstdint>
 #include "open3d/visualization/gui/Gui.h"
 
 namespace open3d {
diff --git a/cpp/open3d/visualization/rendering/RendererHandle.h b/cpp/open3d/visualization/rendering/RendererHandle.h
index 45b59a70c..dc8b06382 100644
--- a/cpp/open3d/visualization/rendering/RendererHandle.h
+++ b/cpp/open3d/visualization/rendering/RendererHandle.h
@@ -98,7 +98,7 @@ struct REHandle : public REHandle_abstract {
             id = REHandle_abstract::kBadId + 1;
         }
 
-        return std::move(REHandle(id));
+        return REHandle(id);
     }
 
     static REHandle Concretize(const REHandle_abstract& abstract) {
diff --git a/cpp/open3d/visualization/rendering/filament/FilamentResourceManager.cpp b/cpp/open3d/visualization/rendering/filament/FilamentResourceManager.cpp
index 0c831e9d2..c445595ab 100644
--- a/cpp/open3d/visualization/rendering/filament/FilamentResourceManager.cpp
+++ b/cpp/open3d/visualization/rendering/filament/FilamentResourceManager.cpp
@@ -77,8 +77,7 @@ using ResourcesContainer =
 template <class ResourceType>
 std::shared_ptr<ResourceType> MakeShared(ResourceType* pointer,
                                          filament::Engine& engine) {
-    return std::move(std::shared_ptr<ResourceType>(
-            pointer, [&engine](ResourceType* p) { engine.destroy(p); }));
+    return std::shared_ptr<ResourceType>(pointer, [&engine](ResourceType* p) { engine.destroy(p); });
 }
 
 template <class ResourceType>
@@ -98,7 +97,7 @@ Handle RegisterResource(filament::Engine& engine,
     }
 
     auto new_handle = Handle::Next();
-    container[new_handle] = std::move(BoxResource(resource, engine));
+    container[new_handle] = BoxResource(resource, engine);
     return new_handle;
 }
 
diff --git a/examples/cpp/IntegrateRGBD.cpp b/examples/cpp/IntegrateRGBD.cpp
index dd5a8eedd..ad87fad8a 100644
--- a/examples/cpp/IntegrateRGBD.cpp
+++ b/examples/cpp/IntegrateRGBD.cpp
@@ -68,7 +68,7 @@ int main(int argc, char *argv[]) {
     FILE *file = utility::filesystem::FOpen(match_filename, "r");
     if (file == NULL) {
         utility::LogWarning("Unable to open file {}", match_filename);
-        fclose(file);
+        // fclose(file);
         return 0;
     }
     char buffer[DEFAULT_IO_BUFFER_SIZE];