readme: separate official/unofficial package management links
@@ -1016,9 +1016,13 @@ See [go-hardware](https://github.com/rakyll/go-hardware) for a comprehensive lis
## Package Management
-*Libraries for package and dependency management.*
+*Official tooling for package management*
* [dep](https://github.com/golang/dep) - Go dependency tool.
+* [vgo](https://go.googlesource.com/vgo/) - Versioned Go.
+
+*Unofficial libraries for package and dependency management.*
+
* [gigo](https://github.com/LyricalSecurity/gigo) - PIP-like dependency tool for golang, with support for private repositories and hashes.
* [glide](https://github.com/Masterminds/glide) - Manage your golang vendor and vendored packages with ease. Inspired by tools like Maven, Bundler, and Pip.
* [godep](https://github.com/tools/godep) - dependency tool for go, godep helps build packages reproducibly by fixing their dependencies.
