I need to use some google fonts on an intranet application. The clients may or may not have internet connection. Reading the license terms, it appears that its legally allo
It is legally allowed as long as you stick to the terms of the font's license - usually the OFL.
You'll need a set of web font formats, and the Font Squirrel Webfont Generator can produce these.
But the OFL required the fonts be renamed if they are modified, and using the generator means modifying them.