Given that ActiveX was something that by design wouldn't have worked on non-Wind...

jkrems on Feb 6, 2014 | parent | context | favorite | on: “The working group should not agree to freeze what...

Given that ActiveX was something that by design wouldn't have worked on non-Windows machines (since it was, if I remember correctly, pretty tightly tied into COM/services stuff) - I'm pretty sure it being open source wouldn't have changed anything.