[ridiculous_fish]

Hey, that's pretty cool. I was able to get it to work, though it is very awkward to use directly (it's designed to be integrated into text editors).

[mseepgood]

Yes, I use it via vim-go.

You can also use it from a local godoc instance: https://golang.org/lib/godoc/analysis/help.html

And there's Pythia: https://github.com/fzipp/pythia