The world famous franchises & Intellectual Properties of Nintendo. Anything that constitutes a "series" (3 games or more) like Fire Emblem or Zelda will have an article and a category here. Anything that just constitutes an intellectual property that is at Nintendo's disposal like Kid Icarus or Balloon Fight will only have an article.
Basically, for a list of series, check out the list of subcategories. For a list of series and properties, check out the list of articles below it.