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: GYSA BU19/20 Classic I West      (GYSA BU19/20 Cl) (ID: 1a1cd) (Sort: Div) (Playoffs: 1)
    Team: AFC Lightning 98 Gold            (AFC Lightning 9) (ID: t1nhw)
    Team: Atlanta Fire - 98/99 Elite White (Atlanta Fire -)  (ID: t1nhx)
    Team: Concorde Fire North Black        (Concorde Fire N) (ID: t1nhy)
    Team: MAYS Striker 99B Premier         (MAYS Striker 99) (ID: t1nhz)
    Team: NTH NASA 98 Premier              (NTH NASA 98 Pre) (ID: t1ni0)
    Team: Roswell Santos Blue              (Roswell Santos)  (ID: t1ni1)
    Team: SSA Chelsea 98B Select Blue      (SSA Chelsea 98B) (ID: t1ni2)
    Team: UFA Mountains 98B Black          (UFA Mountains 9) (ID: t1ni3)
    Team: UFA South Georgia 98B Premier    (UFA South Georg) (ID: t1ni4)
  Kind: rec
  Sport: soccer
  Gender: male
  Country: USA
  State: GA
  Level: Division 1
  Season: Fall2016 (current: True)
  Author: CT
  Note: Unofficial
  LotteryNote: 
LeagueEnd

SortBegin
Div: Points, GoalsDelta, Least GoalsAgainst
SortEnd

RulesBegin
  PointsForWinInRegulation:  5
  PointsForWinInOvertime:  5
  PointsForWinInShootout:  5
  PointsForLossInRegulation:  0
  PointsForLossInOvertime:  0
  PointsForLossInShootout:  0
  PointsForTie:  2
  PercentOfGamesThatEndInTie:  0.16
  PercentOfGamesThatEndInOvertimeWin:  0
  PercentOfGamesThatEndInShootoutWin:  0
  HomeFieldAdvantage:  0.5
  WeightType:  Pythagenpat
  WeightExponent:  0.6
  WhatDoYouCallATie:  draw
  WhatDoYouCallLottery:  lottery
  WhatDoYouCallPromoted:  promoted
  Promote:  2
  PromotePlus:  0
  PromotePlusPercent:  0
  WhatDoYouCallDemoted:  relegated
  Demote:  2
  DemotePlus:  0
  DemotePlusPercent:  0
RulesEnd

GamesBegin
TeamListedFirst: home
9/10/16    12:30 PM   UFA Mountains 9   1-4    UFA South Georg   (ID: g1re2i)
9/10/16    3:00 PM    NTH NASA 98 Pre   4-1    SSA Chelsea 98B   (ID: g1re2j)
9/11/16    2:45 PM    Roswell Santos    0-1    UFA South Georg   (ID: g1re2k)
9/17/16    9:00 AM    UFA Mountains 9   0-1    SSA Chelsea 98B   (ID: g1re2m)
9/17/16    10:00 AM   Concorde Fire N   5-0    MAYS Striker 99   (ID: g1re2n)
9/17/16    1:00 PM    AFC Lightning 9   2-7    Atlanta Fire -    (ID: g1re2p)
9/17/16    2:15 PM    Roswell Santos    0-6    NTH NASA 98 Pre   (ID: g1re2q)
9/18/16    10:00 AM   AFC Lightning 9   4-0    Roswell Santos    (ID: g1re2r)
9/25/16    1:00 PM    UFA Mountains 9   2-2    MAYS Striker 99   (ID: g1re2t)
9/25/16    4:00 PM    UFA South Georg   5-1    Concorde Fire N   (ID: g1re2u)
9/25/16    5:00 PM    Atlanta Fire -    3-1    Roswell Santos    (ID: g1re2v)
10/2/16    1:00 PM    UFA Mountains 9   0-4    AFC Lightning 9   (ID: g1re2w)
10/2/16    4:00 PM    UFA South Georg   5-0    MAYS Striker 99   (ID: g1re2x)
10/2/16    5:00 PM    Atlanta Fire -    1-2    NTH NASA 98 Pre   (ID: g1re2y)
10/2/16    5:15 PM    SSA Chelsea 98B   1-5    Roswell Santos    (ID: g1re2z)
10/8/16    11:00 AM   NTH NASA 98 Pre   4-4    Concorde Fire N   (ID: g1re30)
10/8/16    3:00 PM    AFC Lightning 9   3-3    UFA South Georg   (ID: g1re31)
10/8/16    3:00 PM    MAYS Striker 99   3-6    Atlanta Fire -    (ID: g1re32)
10/9/16    11:00 AM   Atlanta Fire -    2-0    UFA South Georg   (ID: g1re33)
10/15/16   5:45 PM    Roswell Santos    1-2    Concorde Fire N   (ID: g1re34)
10/16/16   10:00 AM   Concorde Fire N   2-1    Atlanta Fire -    (ID: g1re2s)
10/16/16   4:00 PM    UFA South Georg   4-3    Roswell Santos    (ID: g1re35)
10/22/16   11:00 AM   NTH NASA 98 Pre   10-1   UFA Mountains 9   (ID: g1re36)
10/22/16   4:45 PM    Concorde Fire N   3-1    SSA Chelsea 98B   (ID: g1re37)
10/22/16   5:30 PM    MAYS Striker 99   0-5    Roswell Santos    (ID: g1re38)
10/23/16   10:00 AM   AFC Lightning 9   3-2    SSA Chelsea 98B   (ID: g1re39)
10/23/16   3:00 PM    NTH NASA 98 Pre   4-0    MAYS Striker 99   (ID: g1re3a)
10/23/16   4:45 PM    UFA Mountains 9   0-3    Atlanta Fire -    (ID: g1re3b)
10/29/16   3:00 PM    MAYS Striker 99   2-6    SSA Chelsea 98B   (ID: g1re3c)
10/29/16   3:00 PM    UFA South Georg   4-0    NTH NASA 98 Pre   (ID: g1re3d)
10/30/16   1:00 PM    Atlanta Fire -    0-3    AFC Lightning 9   (ID: g1re3e)
10/30/16   3:00 PM    MAYS Striker 99   1-7    Concorde Fire N   (ID: g1re3f)
10/30/16   3:15 PM    SSA Chelsea 98B   5-1    UFA Mountains 9   (ID: g1re3g)
11/5/16    11:00 AM   MAYS Striker 99          AFC Lightning 9   (ID: g1re3h)
11/5/16    2:30 PM    Concorde Fire N          UFA Mountains 9   (ID: g1re3i)
11/6/16    1:30 PM    SSA Chelsea 98B          UFA South Georg   (ID: g1re3j)
11/6/16    2:00 PM    AFC Lightning 9          NTH NASA 98 Pre   (ID: g1re3k)
11/6/16    3:30 PM    Atlanta Fire -           Concorde Fire N   (ID: g1re3m)
11/6/16    5:00 PM    Roswell Santos           UFA Mountains 9   (ID: g1re3n)
11/11/16   7:00 PM    SSA Chelsea 98B          Atlanta Fire -    (ID: g1re3p)
11/12/16   11:00 AM   UFA South Georg          UFA Mountains 9   (ID: g1re3q)
11/12/16   2:00 PM    SSA Chelsea 98B          NTH NASA 98 Pre   (ID: g1re3r)
11/12/16   2:30 PM    Roswell Santos           AFC Lightning 9   (ID: g1re3s)
11/13/16   3:00 PM    NTH NASA 98 Pre          MAYS Striker 99   (ID: g1re3t)
11/13/16   4:15 PM    Concorde Fire N          AFC Lightning 9   (ID: g1re3u)
GamesEnd