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: Squatomatic                  (ID: 1akj) (Sort: League) (Playoffs: 2)
    Team: Bruce's Blobfish     (BLOB)  (ID: t19j3)
    Team: Blunderbusses        (BUSS)  (ID: t19j4)
    Team: Fighting Capybaras   (CAPY)  (ID: t19j5)
    Team: Humongous Melonheads (MELON) (ID: t19j6)
    Team: Viva el Torbelinos   (TORB)  (ID: t19j7)
  Kind: fantasy
  Sport: baseball
  Gender: male
  Country: USA
  State: 
  Level: X
  Season: 2013-14 (current: True)
  Author: Ben
  Note: 
  LotteryNote: 
LeagueEnd

SortBegin
League: Points, Average Points HeadToHead, DrawLots
SortEnd

RulesBegin
  PointsForWinInRegulation:  1
  PointsForWinInOvertime:  1
  PointsForWinInShootout:  1
  PointsForLossInRegulation:  0
  PointsForLossInOvertime:  0
  PointsForLossInShootout:  0
  PointsForTie:  0.5
  PercentOfGamesThatEndInTie:  0
  PercentOfGamesThatEndInOvertimeWin:  0
  PercentOfGamesThatEndInShootoutWin:  0
  HomeFieldAdvantage:  0.56
  WeightType:  Pythagenpat
  WeightExponent:  0.376
  WhatDoYouCallATie:  tie
  WhatDoYouCallLottery:  lottery
  WhatDoYouCallPromoted:  promoted
  Promote:  0
  PromotePlus:  0
  PromotePlusPercent:  0
  WhatDoYouCallDemoted:  relegated
  Demote:  0
  DemotePlus:  0
  DemotePlusPercent:  0
RulesEnd

GamesBegin
TeamListedFirst: away
11/23/13   BUSS    7-3    BLOB    (ID: g1cc19)
11/23/13   MELON   5-1    BUSS    (ID: g1cc1a)
11/23/13   TORB    9-10   CAPY    (ID: g1cc1b)
11/23/13   CAPY    5-1    MELON   (ID: g1cc1c)
11/23/13   BLOB    4-2    TORB    (ID: g1cc1d)
1/6/14     CAPY           BLOB    (ID: g1cc1e)
1/6/14     TORB           BUSS    (ID: g1cc1f)
1/6/14     BUSS           CAPY    (ID: g1cc1g)
1/6/14     BLOB           MELON   (ID: g1cc1h)
1/6/14     MELON          TORB    (ID: g1cc1i)
GamesEnd