diff --git a/cmake/.DS_Store b/cmake/.DS_Store
new file mode 100644
index 0000000..f07c16e
Binary files /dev/null and b/cmake/.DS_Store differ
diff --git a/cmake/geometry-central.cmake b/cmake/geometry-central.cmake
new file mode 100644
index 0000000..24dc667
--- /dev/null
+++ b/cmake/geometry-central.cmake
@@ -0,0 +1,14 @@
+if (TARGET geometry-central)
+  return()
+endif()
+
+include(FetchContent)
+
+message(STATUS "Fetching geometry-central")
+
+FetchContent_Declare(
+    geometry-central
+    GIT_REPOSITORY https://github.com/nmwsharp/geometry-central.git
+    GIT_SHALLOW    TRUE
+    )
+FetchContent_MakeAvailable(geometry-central)
diff --git a/cmake/polyscope.cmake b/cmake/polyscope.cmake
new file mode 100644
index 0000000..deecaa9
--- /dev/null
+++ b/cmake/polyscope.cmake
@@ -0,0 +1,15 @@
+if (TARGET polyscope)
+  return()
+endif()
+
+include(FetchContent)
+
+message(STATUS "Fetching polyscope")
+
+FetchContent_Declare(
+    polyscope
+    GIT_REPOSITORY https://github.com/nmwsharp/polyscope.git
+    GIT_TAG        v1.2.0
+    GIT_SHALLOW    TRUE
+    )
+FetchContent_MakeAvailable(polyscope)