foma : A set of utilities for constructing finite-state automata and transducers ( https://code.google.com/p/foma/ )
libvoikko : Spell checking, hyphenation and morphological analysis tool for Finnish language ( https://voikko.puimula.org/ )
voikko-fi : Finnish dictionary for libvoikko based spell checkers (vvfst format) ( https://voikko.puimula.org/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a jps-gentoo
For Paludis use this rsync : rsync://gentoo.zugaina.org/jps-gentoo-portage
If you have a problem : ycarus(-at-)zugaina.org