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@@ -2,5 +2,6 @@ OpenZGY is an open source library of the ZGY file format for 3D seismic post sta
 
 [R2 Release ](https://community.opengroup.org/osdu/platform/domain-data-mgmt-services/seismic/open-zgy/-/commit/db3b7d4b6c583055c1a8936d3c10f21b80b5b15b)
 
+[API Documentation](uploads/c508d0f948910389bc0022b9d814f665/OpenZGY_API.pdf)
 
 Image below shows the plans!![OpenZGY_Plans](uploads/110d4aa8b342ca29f2e8f246ba04a07e/OpenZGY_Plans.PNG)