Do you miss something on BrainKing.com and would you like to see it here? Post your request into this board! If there is a more specific board for the request, (i.e. game rule changes etc) then it should be posted and discussed on that specific board.
It would be nice if the PGN files for chess variants included a tag identifying the variant being played. For example, the PGN file for a game of Berolina Chess should include the line [Variant "Berolina Chess"].