diff --git a/ports/simonbrunel-qtpromise/patches/install_headers.patch b/ports/simonbrunel-qtpromise/patches/install_headers.patch
new file mode 100644
index 0000000000..6bbbd98ad6
--- /dev/null
+++ b/ports/simonbrunel-qtpromise/patches/install_headers.patch
@@ -0,0 +1,17 @@
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -21,6 +21,14 @@ add_library(qtpromise::qtpromise ALIAS qtpromise)
+ target_link_libraries(qtpromise INTERFACE Qt${QT_VERSION_MAJOR}::Core)
+ target_include_directories(qtpromise INTERFACE "${CMAKE_CURRENT_LIST_DIR}/include")
+ 
++if(QTPROMISE_HEADER_INSTALL_DESTINATION)
++    install(
++        DIRECTORY "include" "src"
++        DESTINATION "${QTPROMISE_HEADER_INSTALL_DESTINATION}" 
++        CONFIGURATIONS "${QTPROMISE_HEADER_INSTALL_COMPONENTS}"
++    )
++endif()
++
+ add_definitions(
+     -DQT_DEPRECATED_WARNINGS
+     -DQT_NO_KEYWORDS
diff --git a/ports/simonbrunel-qtpromise/patches/remove_error_flags.patch b/ports/simonbrunel-qtpromise/patches/remove_error_flags.patch
new file mode 100644
index 0000000000..8499cbcfdb
--- /dev/null
+++ b/ports/simonbrunel-qtpromise/patches/remove_error_flags.patch
@@ -0,0 +1,21 @@
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -34,6 +34,7 @@ add_definitions(
+     -DQT_NO_KEYWORDS
+ )
+ 
++#[[ remove error flags
+ # https://github.com/simonbrunel/qtpromise/issues/10
+ if(CMAKE_CXX_COMPILER_ID MATCHES "GNU")
+     # https://gcc.gnu.org/onlinedocs/gcc/Warning-Options.html
+@@ -83,8 +84,10 @@ elseif(CMAKE_CXX_COMPILER_ID MATCHES "MSVC")
+         /WX
+     )
+ endif()
++]]
+ 
+ if(NOT SUBPROJECT)
+     enable_testing()
+     add_subdirectory(tests)
+ endif()
++
diff --git a/ports/simonbrunel-qtpromise/portfile.cmake b/ports/simonbrunel-qtpromise/portfile.cmake
new file mode 100644
index 0000000000..e0907e4974
--- /dev/null
+++ b/ports/simonbrunel-qtpromise/portfile.cmake
@@ -0,0 +1,24 @@
+vcpkg_from_github(
+    OUT_SOURCE_PATH SOURCE_PATH
+    REPO simonbrunel/qtpromise
+    REF "v${VERSION}"
+    SHA512 0d6316ec9503a7781b4d9e615e6d538b21b6282a76e5e28e3f323bcdb740e6f66e6c55944e31fc62cec7cc25a90b0f7318277f044a630500202971ca6e2e85b6
+    HEAD_REF master
+    PATCHES
+        patches/install_headers.patch
+        patches/remove_error_flags.patch
+)
+
+vcpkg_cmake_configure(
+    SOURCE_PATH "${SOURCE_PATH}" 
+    OPTIONS 
+        -DQTPROMISE_HEADER_INSTALL_DESTINATION="${CURRENT_PACKAGES_DIR}/include/${PORT}"
+        -DQTPROMISE_HEADER_INSTALL_COMPONENTS="Release"
+)
+vcpkg_cmake_install()
+
+set(USE_QT_VERSION "6") # for Qt5, replace this number with 5, and replace the dependency on port qtbase in vcpkg.json with port qt5-base
+configure_file("${CMAKE_CURRENT_LIST_DIR}/unofficial-config.cmake.in" "${CURRENT_PACKAGES_DIR}/share/unofficial-${PORT}/unofficial-${PORT}-config.cmake" @ONLY)
+
+vcpkg_install_copyright(FILE_LIST "${SOURCE_PATH}/LICENSE")
+configure_file("${CMAKE_CURRENT_LIST_DIR}/usage" "${CURRENT_PACKAGES_DIR}/share/${PORT}/usage" COPYONLY)
diff --git a/ports/simonbrunel-qtpromise/unofficial-config.cmake.in b/ports/simonbrunel-qtpromise/unofficial-config.cmake.in
new file mode 100644
index 0000000000..2458704aa6
--- /dev/null
+++ b/ports/simonbrunel-qtpromise/unofficial-config.cmake.in
@@ -0,0 +1,19 @@
+
+set(@PORT@_VERSION "@VERSION@")
+
+if(TARGET unofficial-@PORT@)
+    set(unofficial-@PORT@_FOUND TRUE)
+    return()
+endif()
+
+include(CMakeFindDependencyMacro)
+
+find_dependency(Qt@USE_QT_VERSION@ REQUIRED COMPONENTS Core)
+
+add_library(unofficial-@PORT@ INTERFACE)
+
+target_link_libraries(unofficial-@PORT@ INTERFACE Qt::Core)
+target_include_directories(unofficial-@PORT@ INTERFACE "${CMAKE_CURRENT_LIST_DIR}/../../include/@PORT@/include")
+
+set(unofficial-@PORT@_FOUND TRUE)
+
diff --git a/ports/simonbrunel-qtpromise/usage b/ports/simonbrunel-qtpromise/usage
new file mode 100644
index 0000000000..ed536b15eb
--- /dev/null
+++ b/ports/simonbrunel-qtpromise/usage
@@ -0,0 +1,4 @@
+simonbrunel-qtpromise provides CMake targets:
+
+find_package(unofficial-simonbrunel-qtpromise CONFIG REQUIRED)
+target_link_libraries(main PRIVATE unofficial-simonbrunel-qtpromise)
\ No newline at end of file
diff --git a/ports/simonbrunel-qtpromise/vcpkg.json b/ports/simonbrunel-qtpromise/vcpkg.json
new file mode 100644
index 0000000000..6917e4407b
--- /dev/null
+++ b/ports/simonbrunel-qtpromise/vcpkg.json
@@ -0,0 +1,15 @@
+{
+  "name": "simonbrunel-qtpromise",
+  "version": "0.7.0",
+  "maintainers": "Simon Brunel",
+  "description": "Promises/A+ implementation for Qt/C++",
+  "homepage": "https://qtpromise.netlify.app/",
+  "license": "MIT",
+  "dependencies": [
+    "qtbase",
+    {
+      "name": "vcpkg-cmake",
+      "host": true
+    }
+  ]
+}
diff --git a/versions/baseline.json b/versions/baseline.json
index 7aa62358c8..44f14eb50c 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -7920,6 +7920,10 @@
       "baseline": "3.2.16",
       "port-version": 0
     },
+    "simonbrunel-qtpromise": {
+      "baseline": "0.7.0",
+      "port-version": 0
+    },
     "simple-fft": {
       "baseline": "2020-06-14",
       "port-version": 2
diff --git a/versions/s-/simonbrunel-qtpromise.json b/versions/s-/simonbrunel-qtpromise.json
new file mode 100644
index 0000000000..dfe3f3acb9
--- /dev/null
+++ b/versions/s-/simonbrunel-qtpromise.json
@@ -0,0 +1,9 @@
+{
+  "versions": [
+    {
+      "git-tree": "b416eec5f84996491c4656f6b01723453abac31f",
+      "version": "0.7.0",
+      "port-version": 0
+    }
+  ]
+}