This template creates interwiki links to the Sami and Kven "test wikis" in the Wikimedia Incubator, and puts them at the top of the interlanguage list to the left.
The supported languages are:
In the article Helsset, you would use the template like this to link to the articles in Southern Sami and Lule Sami on Incubator:
| sma = Helsinki
| smj = Helsinki
| fkv = Helsinki