Martini
Still playing with golang and Martini is a package that I think I will be doing a lot of work with, seeing that web applications are what I am constantly working on.
The nice thing about Martini is that it relies heavily on net/http and it a very thin layer to it. Creating a web application is straight forward and simple enough. It will be interesting to work on a larger application with it to get a better feel for it.
These tutorials on it were interesting and helpful;