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: KLAA Boys Varsity Bowling - West Division (KLAAWVB)         (ID: 1a196) (Sort: League) (Playoffs: 1)
    Team: Brighton Bulldogs                         (Brighton)        (ID: t1kwm)
    Team: Hartland Eagles                           (Hartland)        (ID: t1kwn)
    Team: Howell Highlanders                        (Howell)          (ID: t1kwp)
    Team: Milford Mavericks                         (Milford)         (ID: t1kwq)
    Team: Pinckney Pirates                          (Pinckney)        (ID: t1kwr)
    Team: South Lyon Lions                          (South Lyon)      (ID: t1kws)
    Team: South Lyon East Cougars                   (South Lyon East) (ID: t1kwt)
  Kind: high school
  Sport: bowling
  Gender: male
  Country: USA
  State: Michigan
  Level: Varsity
  Season: 2014-2015 (current: False)
  Author: Josh Collopy
  Note: Division matches only. Crossover and Out-of-Conference matches are not included.
  LotteryNote: 
LeagueEnd

SortBegin
League:

	Points,

	Wins,

	Least Losses,

	Average Points HeadToHead,

	GoalsDelta HeadToHead,

	GoalsDelta
SortEnd

RulesBegin
  PointsForWinInRegulation:  1
  PointsForWinInOvertime:  1
  PointsForWinInShootout:  1
  PointsForLossInRegulation:  0
  PointsForLossInOvertime:  0
  PointsForLossInShootout:  0
  PointsForTie:  0.5
  PercentOfGamesThatEndInTie:  0
  PercentOfGamesThatEndInOvertimeWin:  0.01
  PercentOfGamesThatEndInShootoutWin:  0
  HomeFieldAdvantage:  0.5
  WeightType:  PercentOfPointsWon
  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: home
12/15/14   Milford           5-25        Pinckney          (ID: g1q59c)
12/15/14   South Lyon        24-6        Hartland          (ID: g1q59d)
12/15/14   South Lyon East   1-29        Brighton          (ID: g1q59e)
1/8/15     Brighton          15-15.5     Howell            (ID: g1q59f)
1/8/15     Hartland          26-4        Pinckney          (ID: g1q59g)
1/8/15     South Lyon East   26-4        Milford           (ID: g1q59h)
1/9/15     Brighton          17-13       Hartland          (ID: g1q59i)
1/9/15     South Lyon        10-20       Howell            (ID: g1q59j)
1/9/15     South Lyon East   23-7        Pinckney          (ID: g1q59k)
1/10/15    Brighton          3-27        South Lyon        (ID: g1q59m)
1/10/15    Hartland          25-5        Milford           (ID: g1q59n)
1/10/15    Pinckney          14-16       Howell            (ID: g1q59p)
1/13/15    Howell            28-2        South Lyon East   (ID: g1q59q)
1/13/15    Milford           2-28        South Lyon        (ID: g1q59r)
1/13/15    Pinckney          2-28        Brighton          (ID: g1q59s)
1/21/15    Howell            27-3        Hartland          (ID: g1q59t)
1/21/15    Milford           4-26        Brighton          (ID: g1q59u)
1/21/15    South Lyon        26-4        South Lyon East   (ID: g1q59v)
1/22/15    Hartland          27-3        South Lyon East   (ID: g1q59w)
1/22/15    Pinckney          1-29        South Lyon        (ID: g1q59x)
1/24/15    Howell            29-1        Milford           (ID: g1q59y)
1/29/15    Hartland          20.5-9.5    Brighton          (ID: g1q59z)
1/29/15    Howell            12-18       South Lyon        (ID: g1q5a0)
1/29/15    Pinckney          19-11       South Lyon East   (ID: g1q5a1)
1/30/15    Brighton          22-8        South Lyon East   (ID: g1q5a2)
1/30/15    Hartland          18-12       South Lyon        (ID: g1q5a3)
1/30/15    Pinckney          24-6        Milford           (ID: g1q5a4)
1/31/15    Howell            16-14       Brighton          (ID: g1q5a5)
1/31/15    Milford           15.5-15     South Lyon East   (ID: g1q5a6)
1/31/15    Pinckney          21-9        Hartland          (ID: g1q5a7)
2/5/15     Milford           3-27        Hartland          (ID: g1q5a8)
2/5/15     South Lyon        5-25        Brighton          (ID: g1q5a9)
2/7/15     Howell            22-8        Pinckney          (ID: g1q5aa)
2/9/15     Brighton          18-12       Pinckney          (ID: g1q5ab)
2/9/15     South Lyon        23-7        Milford           (ID: g1q5ac)
2/9/15     South Lyon East   9-21        Howell            (ID: g1q5ad)
2/12/15    Milford           1-29        Howell            (ID: g1q5ae)
2/12/15    South Lyon        27-3        Pinckney          (ID: g1q5af)
2/12/15    South Lyon East   3-27        Hartland          (ID: g1q5ag)
2/16/15    Brighton          27-3        Milford           (ID: g1q5ah)
2/16/15    Hartland          14.5-15.5   Howell            (ID: g1q5ai)
2/16/15    South Lyon East   1-29        South Lyon        (ID: g1q5aj)
GamesEnd