[nappy-doo]

Plugins are hard, and very OS dependent. There's plenty about the current system that is fragile, and likely to cause problems. I think it's likely the linker rework needs to happen before plugins can be properly addressed.

[jart]

This doc offers great depth on why dynamic shared objects are so hard: https://software.intel.com/sites/default/files/m/a/1/e/dsoho... and that's just for Linux & co. I'm surprised the Go team chose to add support for DSOs.