diff --git a/CMake/External_wxWidgets.cmake b/CMake/External_wxWidgets.cmake
new file mode 100644
index 00000000..faced9d6
--- /dev/null
+++ b/CMake/External_wxWidgets.cmake
@@ -0,0 +1,40 @@
+# wxWidgets
+
+if(Qt_version_major EQUAL 5)
+  add_package_dependency(
+    PACKAGE wxWidgets
+    PACKAGE_DEPENDENCY Qt
+    PACKAGE_DEPENDENCY_ALIAS Qt5
+  )
+  set(wxWidgets_ARGS
+    -DwxBUILD_TOOLKIT:STRING=qt
+    -DQt5_DIR:PATH=${Qt5_DIR}
+    -DQTE_QT_VERSION:STRING=5
+  )
+endif()
+
+# The wxWidgets external project for fletch
+ExternalProject_Add(wxWidgets
+  DEPENDS ${wxWidgets_DEPENDS}
+  URL ${wxWidgets_file}
+  URL_MD5 ${wxWidgets_md5}
+  ${COMMON_EP_ARGS}
+  ${COMMON_CMAKE_EP_ARGS}
+  CMAKE_ARGS
+    ${COMMON_CMAKE_ARGS}
+    ${wxWidgets_ARGS}
+)
+
+fletch_external_project_force_install(PACKAGE wxWidgets)
+
+set(wxWidgets_ROOT ${fletch_BUILD_INSTALL_PREFIX} CACHE STRING "")
+
+file(APPEND ${fletch_CONFIG_INPUT} "
+########################################
+# wxWidgets
+########################################
+set(wxWidgets_ROOT \${fletch_ROOT})
+set(wxWidgets_DIR  \${fletch_ROOT}/lib/cmake/wxWidgets)
+
+set(fletch_ENABLED_wxWidgets TRUE)
+")
diff --git a/CMake/fletch-tarballs.cmake b/CMake/fletch-tarballs.cmake
index bbe6d309..ba6e9614 100644
--- a/CMake/fletch-tarballs.cmake
+++ b/CMake/fletch-tarballs.cmake
@@ -588,6 +588,12 @@ set(cppzmq_md5 "f5a2ef3a4d47522fcb261171eb7ecfc4")
 set(cppzmq_dlname "cppzmq-v${cppzmq_version}.zip")
 list(APPEND fletch_external_sources cppzmq)
 
+# wxWidgets
+set(wxWidgets_version "3.1.2")
+set(wxWidgets_url "https://github.com/wxWidgets/wxWidgets/archive/v${wxWidgets_version}.zip")
+set(wxWidgets_md5 "8e5d9f19427b556e613d2021476042ac")
+list(APPEND fletch_external_sources wxWidgets)
+
 #+
 # Iterate through our sources, create local filenames and set up the "ENABLE"
 # options