At least ACML seems to be open source now too.<p>&quot;ACML End of Life Notice: We have transitioned our math libraries from a proprietary, closed source codebase (ACML) to open source solutions&quot;[1]<p>[1] <a href="http:&#x2F;&#x2F;developer.amd.com&#x2F;tools-and-sdks&#x2F;archive&#x2F;amd-core-math-library-acml&#x2F;acml-downloads-resources&#x2F;" rel="nofollow">http:&#x2F;&#x2F;developer.amd.com&#x2F;tools-and-sdks&#x2F;archive&#x2F;amd-core-mat...</a>