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: Florida Basketball Association (FBA)     (ID: 1ah) (Sort: Div) (Playoffs: 2)
    Team: Florida Flight                 (Flight)  (ID: t18h)
    Team: Palm Beach Knights             (Knights) (ID: t17g6)
    Team: Heartland Prowl                (Prowl)   (ID: t18i)
    Team: Tampa Bay Rebels               (Rebels)  (ID: t18j)
  Kind: pro
  Sport: basketball
  Gender: male
  Country: USA
  State: 
  Level: AA
  Season: 2013 (current: False)
  Author: James C. Taylor
  Note: 
  LotteryNote: 
LeagueEnd

SortBegin
Div: Average Points, Average Points HeadToHead, Average GoalsDelta, DrawLots
SortEnd

RulesBegin
  PointsForWinInRegulation:  1
  PointsForWinInOvertime:  1
  PointsForWinInShootout:  1
  PointsForLossInRegulation:  0
  PointsForLossInOvertime:  0
  PointsForLossInShootout:  0
  PointsForTie:  0
  PercentOfGamesThatEndInTie:  0
  PercentOfGamesThatEndInOvertimeWin:  0
  PercentOfGamesThatEndInShootoutWin:  0
  HomeFieldAdvantage:  0.6125
  WeightType:  Pythagorean
  WeightExponent:  14
  WhatDoYouCallATie:  tie
  WhatDoYouCallLottery:  lottery
  WhatDoYouCallPromoted:  promoted
  Promote:  0
  PromotePlus:  0
  PromotePlusPercent:  0
  WhatDoYouCallDemoted:  relegated
  Demote:  0
  DemotePlus:  0
  DemotePlusPercent:  0
RulesEnd

GamesBegin
TeamListedFirst: away
4/27/13   1:00 PM   Flight    140-132 (ot)   Knights   (ID: g19yxq)
4/27/13   7:00 PM   Prowl     122-123 (ot)   Rebels    (ID: g19yxc)
4/28/13   1:00 PM   Flight    117-108 (ot)   Knights   (ID: g19yxr)
5/5/13    7:00 PM   Flight    107-124        Rebels    (ID: g19yxd)
5/11/13   1:00 PM   Rebels    128-106        Knights   (ID: g19yxs)
5/11/13   7:00 PM   Flight    93-103         Prowl     (ID: g19yxe)
5/12/13   1:00 PM   Rebels    118-97         Knights   (ID: g19yxt)
5/18/13   7:00 PM   Knights   95-127         Rebels    (ID: g19yxu)
5/18/13   7:15 PM   Prowl     150-92         Flight    (ID: g19yxf)
5/19/13   4:00 PM   Knights   93-121         Prowl     (ID: g19yxv)
5/26/13   4:00 PM   Rebels    101-123        Prowl     (ID: g19yxg)
6/1/13    6:00 PM   Rebels    75-80          Flight    (ID: g19yxh)
6/8/13    6:00 PM   Knights   98-102         Flight    (ID: g19yxw)
6/8/13    7:00 PM   Prowl     109-114        Rebels    (ID: g19yxi)
6/9/13    6:00 PM   Knights   102-107        Flight    (ID: g19yxx)
6/15/13   7:00 PM   Rebels    108-92         Prowl     (ID: g19yxj)
6/22/13   1:00 PM   Prowl     132-102        Knights   (ID: g19yxy)
6/22/13   7:00 PM   Flight    80-91          Rebels    (ID: g19yxk)
6/23/13   4:00 PM   Prowl     127-109        Knights   (ID: g19yxz)
6/23/13   6:00 PM   Rebels    121-98         Flight    (ID: g19yxm)
6/29/13   7:15 PM   Prowl     122-113        Flight    (ID: g19yxn)
7/13/13   7:00 PM   Knights   95-102         Rebels    (ID: g19yy0)
GamesEnd