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: Norcal U13G Premier Region 2 South (Norcal U13G Pre) (ID: 1a1ig) (Sort: Div) (Playoffs: 1)
    Team: Force 04G I                                          (ID: t1r6q)
    Team: Force 05G Jr. ECNL                 (Force 05G Jr. E) (ID: t1r6r)
    Team: Force South 04G I                                    (ID: t1r6s)
    Team: MVLA 04G Barcelona Green           (MVLA 04G Barcel) (ID: t1r6t)
    Team: Pajaro Valley YSC PV United 04G    (Pajaro Valley Y) (ID: t1r6u)
    Team: Santa Clara Sporting 04G Green     (Santa Clara Spo) (ID: t1r6v)
  Kind: rec
  Sport: soccer
  Gender: female
  Country: USA
  State: CA
  Level: A
  Season: 2017Spring (current: True)
  Author: Geoff Stahl
  Note: 
  LotteryNote: 
LeagueEnd

SortBegin
Div: Average Points, Average Points HeadtoHead, Average GoalsDelta HeadtoHead, 
Average GoalsDelta, Average GoalsFor, Least GoalsAgainst,
DrawLots
SortEnd

RulesBegin
  PointsForWinInRegulation:  3
  PointsForWinInOvertime:  3
  PointsForWinInShootout:  3
  PointsForLossInRegulation:  0
  PointsForLossInOvertime:  0
  PointsForLossInShootout:  0
  PointsForTie:  1
  PercentOfGamesThatEndInTie:  0.29
  PercentOfGamesThatEndInOvertimeWin:  0
  PercentOfGamesThatEndInShootoutWin:  0
  HomeFieldAdvantage:  0.54
  WeightType:  Pythagorean
  WeightExponent:  1.7
  WhatDoYouCallATie:  draw
  WhatDoYouCallLottery:  lottery
  WhatDoYouCallPromoted:  Cross Regionals
  Promote:  1
  PromotePlus:  0
  PromotePlusPercent:  0
  WhatDoYouCallDemoted:  Championship
  Demote:  0
  DemotePlus:  0
  DemotePlusPercent:  0
RulesEnd

GamesBegin
TeamListedFirst: home
3/26/17   Force 05G Jr. E     2-1    Force South 04G I   (ID: g1tfei)
4/1/17    Force 04G I         1-2    Santa Clara Spo     (ID: g1tfej)
4/1/17    Force South 04G I   8-0    Pajaro Valley Y     (ID: g1tfek)
4/1/17    MVLA 04G Barcel     1-2    Force 05G Jr. E     (ID: g1tfem)
4/2/17    Santa Clara Spo     3-0    MVLA 04G Barcel     (ID: g1tfen)
4/8/17    Force 04G I         0-2    MVLA 04G Barcel     (ID: g1thhu)
4/8/17    Pajaro Valley Y     0-1    Santa Clara Spo     (ID: g1tfeq)
4/9/17    Pajaro Valley Y     3-1    Force 04G I         (ID: g1tfer)
4/22/17   Force South 04G I   1-2    Force 04G I         (ID: g1tfes)
4/23/17   MVLA 04G Barcel     2-2    Force South 04G I   (ID: g1tfet)
4/27/17   Force 05G Jr. E     2-2    Santa Clara Spo     (ID: g1tfeu)
4/29/17   Force 04G I         3-3    Force 05G Jr. E     (ID: g1tfev)
4/29/17   MVLA 04G Barcel     5-1    Pajaro Valley Y     (ID: g1tfew)
4/29/17   Santa Clara Spo     1-2    Force South 04G I   (ID: g1tfex)
4/30/17   Pajaro Valley Y     1-6    Force South 04G I   (ID: g1tfey)
4/30/17   Santa Clara Spo     1-0    Force 04G I         (ID: g1tfez)
5/6/17    Force South 04G I   0-0    Force 05G Jr. E     (ID: g1tff0)
5/6/17    MVLA 04G Barcel     2-2    Force 04G I         (ID: g1tff1)
5/6/17    Santa Clara Spo     6-1    Pajaro Valley Y     (ID: g1tff2)
5/7/17    Force 05G Jr. E     3-0    MVLA 04G Barcel     (ID: g1tff3)
5/13/17   Force 04G I         6-1    Pajaro Valley Y     (ID: g1tff4)
5/13/17   Force South 04G I   2-0    MVLA 04G Barcel     (ID: g1tff5)
5/13/17   Santa Clara Spo     0-0    Force 05G Jr. E     (ID: g1tff6)
5/14/17   Force 04G I         0-1    Force South 04G I   (ID: g1tff7)
5/14/17   Force 05G Jr. E     11-1   Pajaro Valley Y     (ID: g1tff8)
5/14/17   MVLA 04G Barcel     0-1    Santa Clara Spo     (ID: g1tff9)
5/14/17   Pajaro Valley Y     1-5    Force 05G Jr. E     (ID: g1tffd)
5/20/17   Force 05G Jr. E            Force 04G I         (ID: g1tffa)
5/20/17   Force South 04G I          Santa Clara Spo     (ID: g1tffb)
5/20/17   Pajaro Valley Y            MVLA 04G Barcel     (ID: g1tffc)
GamesEnd