Apertium dictionary data for Karelian language (krl is "Karelian proper", mainly Northern / vienankarjala)
It is free and open source under GNU GPLv3, not later.
The orthography is based on Zaikov (2013): Vienankarjalan kielioppi ISBN: 978-951-97551-7-5, although lexical data is also harvested from Karjalan kielen sanakirja and practical needs of parsing corpora, i.e. just accepting other dialects on the continuum up-to Livvi/olonets karelian language.