diff --git a/cmake/macOS.md b/cmake/macOS.md
new file mode 100644
index 00000000..1fbd859b
--- /dev/null
+++ b/cmake/macOS.md
@@ -0,0 +1,8 @@
+# MacOS Helps and Hints
+
+LaGriT has been developed and used on MacOS machines for many years, using both Clang and GNU compilers.
+For MacOS compilers and systems newer than those used in 2019, there may be issues.
+
+LaGriT V3.3.3 builds with and without Exodus on MacOS Intel and M1 machines as long as gfortran compilers are compatible with the C++ compilers.
+
+## Known Issues