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:       Fantasy Luckswing General (FLG)  (ID: 1ay7) (Sort: Lottery)
    Conference: East League               (EL)   (ID: d12rq) (Sort: Conf) (Playoffs: 2)
      Division: East Division             (ELE)  (ID: d12rr) (Sort: Div) (Playoffs: 2)
        Team:   1% Home Run Chance        (1%)   (ID: t1fab)
        Team:   Team BO-leave             (BO)   (ID: t1fac)
        Team:   Team Rehm                 (Rehm) (ID: t1faf)
    Conference: West League               (WL)   (ID: d12rs) (Sort: Conf) (Playoffs: 2)
      Division: West Division             (WLW)  (ID: d12rt) (Sort: Div) (Playoffs: 2)
        Team:   Gary Railcats             (Gary) (ID: t1fad)
        Team:   Team headbuddy            (Head) (ID: t1fae)
        Team:   West Newbury Appledoughs  (West) (ID: t1fag)
  Kind: fantasy
  Sport: baseball
  Gender: male
  Country: USA
  State: 
  Level: A
  Season: 2015 (current: True)
  Author: SUPERtwinky
  Note: 
  LotteryNote: 
LeagueEnd

SortBegin
Div:
      Wins,
      If    [(Size=2) Call TwoTiedDivisionOrWildcard]
            [(Size=3)
Call ThreeTiedPlayoff]
            [(Else)
Call FourPlusTiedPlayoff]
Conf:
      (Side)
MoveClinchedToFront,
      Seed [(1-3) Call
DivisionWinners][(4-End) Call WildCardHunt]
Lottery:
      MoveClinchedToFront,
      Wins,
      Average Wins
HeadToHead,
      GoalsDelta,
      DrawLots
DivisionWinners:
      Wins,
      If    [(Size=2) Call TwoTiedSeeding]
            [(Size=3)
Call ThreeDivisionWinnersTied]
WildCardHunt:
      Wins,
      If    [(Size=2) Call TwoTiedDivisionOrWildcard]
            [(Size=3)
Call ThreeTiedPlayoff]
            [(Else)
Call FourPlusTiedPlayoff]
TwoTiedDivisionOrWildcard:
      (Side) Call
TwoTiedSeeding,
      Playoff
ThreeTiedPlayoff:
      (Side) Call
ThreeTiedSeeding,
      Playoff
FourPlusTiedPlayoff:
      (Side) DrawLots,
      Playoff,
      DrawLots
TwoTiedSeeding:
      Average Wins
HeadToHeadTeamsBeat,
      Average Wins
SameGrandParent,
      (Last 81 etc)
Average Wins SameGrandParent,
      DrawLots
ThreeTiedSeeding:
      Wins
HeadToHeadTeamsBeat,
      If    [(Size=2) DrawLots]
            [(All=0) DrawLots]
            [(All=1)
Average Wins HeadToHead],
      DrawLots
ThreeDivisionWinnersTied:
      Wins
HeadToHeadTeamsBeat,
      Average Wins
SameParent,
      Average Wins
SameGrandParent,
      (Last 81 etc)
Average Wins SameGrandParent,
      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
3/22/14   West   5-7    1%     (ID: g1je9t)
3/22/14   Gary   1-3    BO     (ID: g1je9u)
3/30/14   Head   3-4    Rehm   (ID: g1je9v)
3/31/14   1%     1-1    BO     (ID: g1je9w)
3/31/14   Head   1-1    Gary   (ID: g1je9x)
3/31/14   Rehm   2-0    Gary   (ID: g1je9y)
3/31/14   1%     3-10   Head   (ID: g1je9z)
3/31/14   1%     2-1    Rehm   (ID: g1jea0)
3/31/14   BO            Rehm   (ID: g1jea1)
3/31/14   BO     0-2    West   (ID: g1jea2)
3/31/14   Gary          West   (ID: g1jea3)
3/31/14   Head   2-1    West   (ID: g1jea4)
GamesEnd