In a Google Spreadsheet, you can go to Tools –> Script Gallery and then ‘install’ any of the public scripts from the gallery.
Is it possible to similarly ‘install’ a script that is not part of the Script Gallery. Or should I be filing an enhancement request for the same ?
The problem at hand is a similar script is required across multiple spreadsheets. One option is to make use of libraries, but that will again require writing or atleast copy-pasting the skeleton code that uses the library in each of the spreadsheet.
Yes you should fill an enhancement request on the issue tracker (and I’ll be happy to stare it).
For now on, if you don’t want to share your script publicly but you need an easy install for your users (they should see no code), you can: