From the Go wiki: >Go 1.11 includes preliminary support for versioned modules as proposed here. Modules are an experimental opt-in feature in Go 1.11, with the

From the Go wiki: >Go 1.11 includes preliminary support for versioned modules as proposed here. Modules are an experimental opt-in feature in Go 1.11, with the hope of incorporating feedback and finalizing the feature for Go 1.12. https://github.com/golang/go/wiki/Modules https://github.com/golang/go/wiki/Modules They are officially present and will be compatible in some way with future releases, but its still having the kinks worked out.