You can add leagues, big or small, to Sports Club Stats.
   It's free.
   It's easy.
   Just email import@sportsclubstats.com the:
      structure
      schedule
      and rules
   In a few minutes you'll get back a link to the league.
   Play around, have fun, you won't break anything.
   I look forward to seeing what you create.

Info about the various settings:
   https://docs.google.com/document/d/1-UneDNk6tkOrc_B-WBnGnc5KGiy2kttXC2fW8dR7QzM/edit?hl=en

For example, here is what created this league:

LeagueBegin
  League:       Confederations Cup (Confederations) (ID: 1afp) (Sort: Conf)
    Conference: Group A                             (ID: d1e6) (Sort: Div) (Playoffs: 2)
      Team:     Brazil                              (ID: t175n)
      Team:     Italy                               (ID: t175u)
      Team:     Japan                               (ID: t176h)
      Team:     Mexico                              (ID: t175w)
    Conference: Group B                             (ID: d1e7) (Sort: Div) (Playoffs: 2)
      Team:     Nigeria                             (ID: t175j)
      Team:     Spain                               (ID: t175r)
      Team:     Tahiti                              (ID: t176c)
      Team:     Uruguay                             (ID: t175v)
  Kind: fantasy
  Sport: soccer
  Gender: male
  Country: FIFA
  State: 
  Level: A
  Season: 2013 (current: True)
  Author: xjayslo
  Note: 
  LotteryNote: 
LeagueEnd

SortBegin
Div: Average Points, Average GoalsDelta, Average GoalsFor, Average

Points HeadToHead, Average GoalsDelta HeadToHead, Average GoalsFor

HeadToHead, DrawLots

Conf: MoveClinchedToFrontBySeed, Average Points, Average GoalsDelta,

Average GoalsFor, Average Points HeadToHead, Average GoalsDelta

HeadToHead, Average GoalsFor HeadToHead, DrawLots
SortEnd

RulesBegin
  PointsForWinInRegulation:  3
  PointsForWinInOvertime:  3
  PointsForWinInShootout:  3
  PointsForLossInRegulation:  0
  PointsForLossInOvertime:  0
  PointsForLossInShootout:  0
  PointsForTie:  1
  PercentOfGamesThatEndInTie:  0.258
  PercentOfGamesThatEndInOvertimeWin:  0
  PercentOfGamesThatEndInShootoutWin:  0
  HomeFieldAdvantage:  0.5
  WeightType:  Pythagorean
  WeightExponent:  1.4
  WhatDoYouCallATie:  draw
  WhatDoYouCallLottery:  lottery
  WhatDoYouCallPromoted:  promoted
  Promote:  0
  PromotePlus:  0
  PromotePlusPercent:  0
  WhatDoYouCallDemoted:  relegated
  Demote:  0
  DemotePlus:  0
  DemotePlusPercent:  0
RulesEnd

GamesBegin
TeamListedFirst: home
6/15/13   Brazil    3-0    Japan     (ID: g1a3ju)
6/16/13   Mexico    1-2    Italy     (ID: g1a3jv)
6/16/13   Spain     2-1    Uruguay   (ID: g1a3jw)
6/17/13   Tahiti    1-6    Nigeria   (ID: g1a3jx)
6/19/13   Brazil    2-0    Mexico    (ID: g1a3jy)
6/19/13   Italy     4-3    Japan     (ID: g1a3jz)
6/20/13   Nigeria   1-2    Uruguay   (ID: g1a3k0)
6/20/13   Spain     10-0   Tahiti    (ID: g1a3k1)
6/22/13   Italy     2-4    Brazil    (ID: g1a3k2)
6/22/13   Japan     1-2    Mexico    (ID: g1a3k3)
6/23/13   Nigeria          Spain     (ID: g1a3k4)
6/23/13   Uruguay          Tahiti    (ID: g1a3k5)
GamesEnd