diff --git a/ports/assimp/vcpkg.json b/ports/assimp/vcpkg.json
index 1325d13b37bb9e..4c8e99cb2f6f17 100644
--- a/ports/assimp/vcpkg.json
+++ b/ports/assimp/vcpkg.json
@@ -1,15 +1,15 @@
 {
   "name": "assimp",
   "version": "5.3.1",
-  "port-version": 3,
+  "port-version": 4,
   "description": "The Open Asset import library",
   "homepage": "https://github.com/assimp/assimp",
   "license": "BSD-3-Clause",
   "dependencies": [
     "draco",
+    "jhasse-poly2tri",
     "kubazip",
     "minizip",
-    "poly2tri",
     "polyclipping",
     "pugixml",
     "rapidjson",
diff --git a/ports/jhasse-poly2tri/cmake.patch b/ports/jhasse-poly2tri/cmake.patch
new file mode 100644
index 00000000000000..22e06054c460d1
--- /dev/null
+++ b/ports/jhasse-poly2tri/cmake.patch
@@ -0,0 +1,56 @@
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index 1a237b9..374e7e9 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -1,15 +1,32 @@
+ cmake_minimum_required(VERSION 3.12)
+ 
++if(POLICY CMP0063)
++  cmake_policy(SET CMP0063 NEW)
++endif()
++
++set(CMAKE_CXX_VISIBILITY_PRESET hidden)
++set(CMAKE_VISIBILITY_INLINES_HIDDEN TRUE)
++
+ project(poly2tri LANGUAGES CXX)
+ set(CMAKE_CXX_STANDARD 14)
+ 
++set(INSTALL_BIN_DIR      "bin"                     CACHE PATH "Path where exe and dll will be installed")
++set(INSTALL_LIB_DIR      "lib"                     CACHE PATH "Path where lib will be installed")
++set(INSTALL_INCLUDE_DIR  "include/${PROJECT_NAME}" CACHE PATH "Path where headers will be installed")
++set(INSTALL_CMAKE_DIR    "share/${PROJECT_NAME}"   CACHE PATH "Path where cmake configs will be installed")
++
+ option(P2T_BUILD_TESTS "Build tests" OFF)
+ option(P2T_BUILD_TESTBED "Build the testbed application" OFF)
+ 
+ file(GLOB SOURCES poly2tri/common/*.cc poly2tri/sweep/*.cc)
+ file(GLOB HEADERS poly2tri/*.h poly2tri/common/*.h poly2tri/sweep/*.h)
++
+ add_library(poly2tri ${SOURCES} ${HEADERS})
+-target_include_directories(poly2tri INTERFACE ${CMAKE_CURRENT_SOURCE_DIR})
++target_include_directories(${PROJECT_NAME} PUBLIC
++    $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/poly2tri>
++    $<INSTALL_INTERFACE:include>
++    $<INSTALL_INTERFACE:include/${PROJECT_NAME}>
++)
+ 
+ get_target_property(poly2tri_target_type poly2tri TYPE)
+ if(poly2tri_target_type STREQUAL SHARED_LIBRARY)
+@@ -26,3 +43,17 @@ endif()
+ if(P2T_BUILD_TESTBED)
+     add_subdirectory(testbed)
+ endif()
++
++install(DIRECTORY poly2tri DESTINATION include FILES_MATCHING PATTERN "*.h")
++
++install(TARGETS ${PROJECT_NAME} EXPORT ${PROJECT_NAME}Targets
++  RUNTIME DESTINATION "${INSTALL_BIN_DIR}"
++  LIBRARY DESTINATION "${INSTALL_LIB_DIR}"
++  ARCHIVE DESTINATION "${INSTALL_LIB_DIR}"
++)
++
++install (EXPORT ${PROJECT_NAME}Targets
++    FILE ${PROJECT_NAME}Config.cmake
++    NAMESPACE ${PROJECT_NAME}::
++    DESTINATION "${INSTALL_CMAKE_DIR}"
++)
diff --git a/ports/jhasse-poly2tri/portfile.cmake b/ports/jhasse-poly2tri/portfile.cmake
new file mode 100644
index 00000000000000..d0ff14fe068b6b
--- /dev/null
+++ b/ports/jhasse-poly2tri/portfile.cmake
@@ -0,0 +1,22 @@
+vcpkg_from_github(
+    OUT_SOURCE_PATH SOURCE_PATH
+    REPO jhasse/poly2tri
+    REF 0171f030bd3d5c6747c29d93403546eed668a1b6
+    SHA512 b55d543ae7f9b447d3e0e39b66cf1ce55a48ed7949819db01d8adc0972182519c4b6b533e704a282da45a4d64f510fd33cd81ccb52307dc0e63622e83bcf0192
+    HEAD_REF master
+    PATCHES
+        cmake.patch
+)
+
+vcpkg_cmake_configure(
+    SOURCE_PATH "${SOURCE_PATH}"
+)
+
+vcpkg_cmake_install()
+vcpkg_cmake_config_fixup(PACKAGE_NAME poly2tri)
+
+file(REMOVE_RECURSE "${CURRENT_PACKAGES_DIR}/debug/include")
+file(REMOVE_RECURSE "${CURRENT_PACKAGES_DIR}/debug/share")
+
+file(INSTALL "${CMAKE_CURRENT_LIST_DIR}/usage" DESTINATION "${CURRENT_PACKAGES_DIR}/share/${PORT}")
+file(INSTALL "${SOURCE_PATH}/LICENSE" DESTINATION "${CURRENT_PACKAGES_DIR}/share/${PORT}" RENAME copyright)
diff --git a/ports/jhasse-poly2tri/usage b/ports/jhasse-poly2tri/usage
new file mode 100644
index 00000000000000..80497d276c7a6e
--- /dev/null
+++ b/ports/jhasse-poly2tri/usage
@@ -0,0 +1,4 @@
+jhasse-poly2tri provides CMake targets:
+
+  find_package(poly2tri CONFIG REQUIRED)
+  target_link_libraries(main PRIVATE poly2tri::poly2tri)
diff --git a/ports/jhasse-poly2tri/vcpkg.json b/ports/jhasse-poly2tri/vcpkg.json
new file mode 100644
index 00000000000000..b0017d33c0160f
--- /dev/null
+++ b/ports/jhasse-poly2tri/vcpkg.json
@@ -0,0 +1,17 @@
+{
+  "name": "jhasse-poly2tri",
+  "version-date": "2023-12-27",
+  "description": "Sweep-line algorithm for constrained Delaunay triangulation",
+  "homepage": "https://github.com/jhasse/poly2tri",
+  "supports": "!uwp",
+  "dependencies": [
+    {
+      "name": "vcpkg-cmake",
+      "host": true
+    },
+    {
+      "name": "vcpkg-cmake-config",
+      "host": true
+    }
+  ]
+}
diff --git a/ports/poly2tri/CMakeLists.txt b/ports/poly2tri/CMakeLists.txt
deleted file mode 100644
index 0bb81850a094a8..00000000000000
--- a/ports/poly2tri/CMakeLists.txt
+++ /dev/null
@@ -1,64 +0,0 @@
-cmake_minimum_required(VERSION 3.0)
-
-if(POLICY CMP0063)
-  cmake_policy(SET CMP0063 NEW)
-endif()
-
-set(CMAKE_CXX_VISIBILITY_PRESET hidden)
-set(CMAKE_VISIBILITY_INLINES_HIDDEN TRUE)
-
-project(poly2tri LANGUAGES C CXX)
-
-set(INSTALL_BIN_DIR      "bin"                     CACHE PATH "Path where exe and dll will be installed")
-set(INSTALL_LIB_DIR      "lib"                     CACHE PATH "Path where lib will be installed")
-set(INSTALL_INCLUDE_DIR  "include/${PROJECT_NAME}" CACHE PATH "Path where headers will be installed")
-set(INSTALL_CMAKE_DIR    "share/${PROJECT_NAME}"   CACHE PATH "Path where cmake configs will be installed")
-
-set(${PROJECT_NAME}_HEADERS
-    "poly2tri/poly2tri.h"
-)
-
-set(${PROJECT_NAME}_COMMON_HEADERS
-    "poly2tri/common/shapes.h"
-    "poly2tri/common/utils.h"
-)
-
-set(${PROJECT_NAME}_SWEEP_HEADERS
-    "poly2tri/sweep/advancing_front.h"
-    "poly2tri/sweep/cdt.h"
-    "poly2tri/sweep/sweep.h"
-    "poly2tri/sweep/sweep_context.h"
-)
-
-set(${PROJECT_NAME}_SOURCES
-    "poly2tri/common/shapes.cc"
-    "poly2tri/sweep/advancing_front.cc"
-    "poly2tri/sweep/cdt.cc"
-    "poly2tri/sweep/sweep.cc"
-    "poly2tri/sweep/sweep_context.cc"
-)
-
-add_library(${PROJECT_NAME} "${${PROJECT_NAME}_HEADERS}" "${${PROJECT_NAME}_COMMON_HEADERS}" "${${PROJECT_NAME}_SWEEP_HEADERS}" "${${PROJECT_NAME}_SOURCES}")
-set_target_properties(${PROJECT_NAME} PROPERTIES PUBLIC_HEADER "${${PROJECT_NAME}_HEADERS}")
-target_include_directories(${PROJECT_NAME} PUBLIC
-    $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/poly2tri>
-    $<INSTALL_INTERFACE:include>
-    $<INSTALL_INTERFACE:include/${PROJECT_NAME}>
-)
-
-install(FILES ${${PROJECT_NAME}_COMMON_HEADERS} DESTINATION "${INSTALL_INCLUDE_DIR}/common")
-install(FILES ${${PROJECT_NAME}_SWEEP_HEADERS} DESTINATION "${INSTALL_INCLUDE_DIR}/sweep")
-
-install(TARGETS ${PROJECT_NAME} EXPORT ${PROJECT_NAME}Targets
-  RUNTIME DESTINATION "${INSTALL_BIN_DIR}"
-  LIBRARY DESTINATION "${INSTALL_LIB_DIR}"
-  ARCHIVE DESTINATION "${INSTALL_LIB_DIR}"
-  PUBLIC_HEADER DESTINATION "${INSTALL_INCLUDE_DIR}"
-  COMPONENT dev
-)
-
-install (EXPORT ${PROJECT_NAME}Targets
-    FILE ${PROJECT_NAME}Config.cmake
-    NAMESPACE ${PROJECT_NAME}::
-    DESTINATION "${INSTALL_CMAKE_DIR}"
-)
diff --git a/ports/poly2tri/fix-sweep-h-codepage.patch b/ports/poly2tri/fix-sweep-h-codepage.patch
deleted file mode 100644
index 6b418c364d9389..00000000000000
--- a/ports/poly2tri/fix-sweep-h-codepage.patch
+++ /dev/null
@@ -1,13 +0,0 @@
-diff --git a/poly2tri/sweep/sweep.h b/poly2tri/sweep/sweep.h
-index f62c4cc..af8af69 100644
---- a/poly2tri/sweep/sweep.h
-+++ b/poly2tri/sweep/sweep.h
-@@ -33,7 +33,7 @@
-  * Zalik, B.(2008)'Sweep-line algorithm for constrained Delaunay triangulation',
-  * International Journal of Geographical Information Science
-  *
-- * "FlipScan" Constrained Edge Algorithm invented by Thomas Åhlén, thahlen@gmail.com
-+ * "FlipScan" Constrained Edge Algorithm invented by Thomas, thahlen@gmail.com
-  */
- 
- #ifndef SWEEP_H
diff --git a/ports/poly2tri/portfile.cmake b/ports/poly2tri/portfile.cmake
deleted file mode 100644
index 22c463c1730bea..00000000000000
--- a/ports/poly2tri/portfile.cmake
+++ /dev/null
@@ -1,25 +0,0 @@
-vcpkg_check_linkage(ONLY_STATIC_LIBRARY)
-
-vcpkg_from_github(
-    OUT_SOURCE_PATH SOURCE_PATH
-    REPO greenm01/poly2tri
-    REF 88de49021b6d9bef6faa1bc94ceb3fbd85c3c204
-    SHA512 fa256bcf923ad59f42205edf5a7e07cac6cbd9a37cefb9a0961a2e06aea7fa8ffd09d4e26154c0028601c12804483842cb935d9f602385f5f203c9628382c4fb
-    HEAD_REF master
-    PATCHES
-        fix-sweep-h-codepage.patch
-)
-
-file(COPY "${CMAKE_CURRENT_LIST_DIR}/CMakeLists.txt" DESTINATION "${SOURCE_PATH}")
-
-vcpkg_cmake_configure(
-    SOURCE_PATH "${SOURCE_PATH}"
-)
-
-vcpkg_cmake_install()
-vcpkg_cmake_config_fixup()
-
-file(REMOVE_RECURSE "${CURRENT_PACKAGES_DIR}/debug/include")
-file(REMOVE_RECURSE "${CURRENT_PACKAGES_DIR}/debug/share")
-
-file(INSTALL "${SOURCE_PATH}/LICENSE" DESTINATION "${CURRENT_PACKAGES_DIR}/share/${PORT}" RENAME copyright)
diff --git a/ports/poly2tri/vcpkg.json b/ports/poly2tri/vcpkg.json
deleted file mode 100644
index a00b5badd57aa6..00000000000000
--- a/ports/poly2tri/vcpkg.json
+++ /dev/null
@@ -1,18 +0,0 @@
-{
-  "name": "poly2tri",
-  "version-date": "2020-07-21",
-  "port-version": 3,
-  "description": "The Clipper library performs clipping and offsetting for both lines and polygons. All four boolean clipping operations are supported - intersection, union, difference and exclusive-or. Polygons can be of any shape including self-intersecting polygons.",
-  "homepage": "https://github.com/greenm01/poly2tri",
-  "supports": "!uwp",
-  "dependencies": [
-    {
-      "name": "vcpkg-cmake",
-      "host": true
-    },
-    {
-      "name": "vcpkg-cmake-config",
-      "host": true
-    }
-  ]
-}
diff --git a/ports/qtpositioning/vcpkg.json b/ports/qtpositioning/vcpkg.json
index dd7d61b290dbce..e7aa4b48029cd4 100644
--- a/ports/qtpositioning/vcpkg.json
+++ b/ports/qtpositioning/vcpkg.json
@@ -1,12 +1,12 @@
 {
   "name": "qtpositioning",
   "version": "6.6.1",
-  "port-version": 1,
+  "port-version": 2,
   "description": "Qt Positioning",
   "homepage": "https://www.qt.io/",
   "license": null,
   "dependencies": [
-    "poly2tri",
+    "jhasse-poly2tri",
     {
       "name": "qtbase",
       "default-features": false
diff --git a/versions/a-/assimp.json b/versions/a-/assimp.json
index 82d2e6d531671e..88dc1473b848bd 100644
--- a/versions/a-/assimp.json
+++ b/versions/a-/assimp.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "379f3ceb0d492f5d41bd9320cfd519da9b94bfa8",
+      "version": "5.3.1",
+      "port-version": 4
+    },
     {
       "git-tree": "76ae4b01818ee27c5beac4d0b18cb566f94f27ec",
       "version": "5.3.1",
diff --git a/versions/baseline.json b/versions/baseline.json
index 1187af95892e56..cd5bc6ca088374 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -274,7 +274,7 @@
     },
     "assimp": {
       "baseline": "5.3.1",
-      "port-version": 3
+      "port-version": 4
     },
     "async-mqtt": {
       "baseline": "4.0.0",
@@ -3668,6 +3668,10 @@
       "baseline": "5.3.0",
       "port-version": 1
     },
+    "jhasse-poly2tri": {
+      "baseline": "2023-12-27",
+      "port-version": 0
+    },
     "jinja2cpplight": {
       "baseline": "2018-05-08",
       "port-version": 3
@@ -6764,10 +6768,6 @@
       "baseline": "2021-09-26",
       "port-version": 0
     },
-    "poly2tri": {
-      "baseline": "2020-07-21",
-      "port-version": 3
-    },
     "polyclipping": {
       "baseline": "6.4.2",
       "port-version": 12
@@ -7270,7 +7270,7 @@
     },
     "qtpositioning": {
       "baseline": "6.6.1",
-      "port-version": 1
+      "port-version": 2
     },
     "qtquick3d": {
       "baseline": "6.6.1",
diff --git a/versions/j-/jhasse-poly2tri.json b/versions/j-/jhasse-poly2tri.json
new file mode 100644
index 00000000000000..37b96f6787d4af
--- /dev/null
+++ b/versions/j-/jhasse-poly2tri.json
@@ -0,0 +1,9 @@
+{
+  "versions": [
+    {
+      "git-tree": "f66a3f7e61a71546a6aeb3dafddaa1bde7681468",
+      "version-date": "2023-12-27",
+      "port-version": 0
+    }
+  ]
+}
diff --git a/versions/q-/qtpositioning.json b/versions/q-/qtpositioning.json
index 52f87ac20b93c0..fd0e3668b5527a 100644
--- a/versions/q-/qtpositioning.json
+++ b/versions/q-/qtpositioning.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "40a0c9a9db2b270e73edaae7f96073f764ad2078",
+      "version": "6.6.1",
+      "port-version": 2
+    },
     {
       "git-tree": "61988bd841be21af4ae3bf2748ac8f6ec071e56c",
       "version": "6.6.1",