What is Gnome Do?
The program seems to be no longer updated. Last version, 0.95.3, released on November 2014, can be still downloaded from Launchpad.
Gnome Do Screenshots
Gnome Do information
Comments and Reviews
Said about Gnome Do as an alternative
switching from windows to linux, GnomeDo makes very well the job!
Synapse, Kupfer, and Gnome Do are the three leaders in this category.