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: Hattrick U20 WC Group 8 (Hattrick U20 WC Grp 8) (ID: 1a132) (Sort: League) (Playoffs: 2)
    Team: U-20 Algérie                                    (ID: t1ir6)
    Team: U-20 Dominican Republic (U-20 Dominican)        (ID: t1ir7)
    Team: U-20 Hanguk                                     (ID: t1ir8)
    Team: U-20 Iran                                       (ID: t1ir9)
    Team: U-20 Lietuva                                    (ID: t1ira)
    Team: U-20 Moldova                                    (ID: t1irb)
    Team: U-20 Scotland                                   (ID: t1irc)
    Team: U-20 Slovensko                                  (ID: t1ird)
  Kind: fantasy
  Sport: soccer
  Gender: male
  Country: 
  State: 
  Level: 
  Season: 23 (current: True)
  Author: DogNatural
  Note: 
  LotteryNote: 
LeagueEnd

SortBegin
League: Points, GoalsDelta, GoalsFor, GoalsAgainst
WildcardTiebreakers:  Average Points, Average GoalsDelta, Average GoalsFor,
Average 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:  0.65
  WeightType:  Pythagorean
  WeightExponent:  1.7
  WhatDoYouCallATie:  draw
  WhatDoYouCallLottery:  lottery
  WhatDoYouCallPromoted:  Qualify
  Promote:  2
  PromotePlus:  0
  PromotePlusPercent:  0
  WhatDoYouCallDemoted:  0
  Demote:  0
  DemotePlus:  0
  DemotePlusPercent:  0
RulesEnd

GamesBegin
TeamListedFirst: home
7/24/15    U-20 Algérie     2-1   U-20 Scotland    (ID: g1n4pw)
7/24/15    U-20 Dominican   3-2   U-20 Moldova     (ID: g1n4px)
7/24/15    U-20 Iran        4-1   U-20 Hanguk      (ID: g1n4py)
7/24/15    U-20 Lietuva     3-3   U-20 Slovensko   (ID: g1n4pz)
7/31/15    U-20 Hanguk      0-2   U-20 Lietuva     (ID: g1n4q0)
7/31/15    U-20 Moldova     0-1   U-20 Algérie     (ID: g1n4q1)
7/31/15    U-20 Scotland    2-0   U-20 Iran        (ID: g1n4q2)
7/31/15    U-20 Slovensko   2-2   U-20 Dominican   (ID: g1n4q3)
8/7/15     U-20 Dominican   0-1   U-20 Iran        (ID: g1n4q4)
8/7/15     U-20 Hanguk      1-1   U-20 Moldova     (ID: g1n4q5)
8/7/15     U-20 Lietuva     3-0   U-20 Algérie     (ID: g1n4q6)
8/7/15     U-20 Slovensko   2-1   U-20 Scotland    (ID: g1n4q7)
8/14/15    U-20 Algérie     0-1   U-20 Dominican   (ID: g1n4q8)
8/14/15    U-20 Iran        4-2   U-20 Slovensko   (ID: g1n4q9)
8/14/15    U-20 Moldova     1-4   U-20 Lietuva     (ID: g1n4qa)
8/14/15    U-20 Scotland    5-0   U-20 Hanguk      (ID: g1n4qb)
8/21/15    U-20 Algérie     2-2   U-20 Iran        (ID: g1n4qc)
8/21/15    U-20 Lietuva     5-1   U-20 Dominican   (ID: g1n4qd)
8/21/15    U-20 Scotland    2-2   U-20 Moldova     (ID: g1n4qe)
8/21/15    U-20 Slovensko   2-0   U-20 Hanguk      (ID: g1n4qf)
8/28/15    U-20 Dominican   0-3   U-20 Scotland    (ID: g1n4qg)
8/28/15    U-20 Hanguk      0-2   U-20 Algérie     (ID: g1n4qh)
8/28/15    U-20 Iran        1-2   U-20 Lietuva     (ID: g1n4qi)
8/28/15    U-20 Moldova     1-4   U-20 Slovensko   (ID: g1n4qj)
9/4/15     U-20 Algérie     3-0   U-20 Slovensko   (ID: g1n4qk)
9/4/15     U-20 Dominican   3-0   U-20 Hanguk      (ID: g1n4qm)
9/4/15     U-20 Iran        2-1   U-20 Moldova     (ID: g1n4qn)
9/4/15     U-20 Lietuva     3-3   U-20 Scotland    (ID: g1n4qp)
9/11/15    U-20 Hanguk      0-7   U-20 Iran        (ID: g1n4qq)
9/11/15    U-20 Moldova     0-7   U-20 Dominican   (ID: g1n4qr)
9/11/15    U-20 Scotland    4-0   U-20 Algérie     (ID: g1n4qs)
9/11/15    U-20 Slovensko   1-1   U-20 Lietuva     (ID: g1n4qt)
9/18/15    U-20 Algérie     3-0   U-20 Moldova     (ID: g1n4qu)
9/18/15    U-20 Dominican   3-0   U-20 Slovensko   (ID: g1n4qv)
9/18/15    U-20 Iran        1-0   U-20 Scotland    (ID: g1n4qw)
9/18/15    U-20 Lietuva     4-0   U-20 Hanguk      (ID: g1n4qx)
9/25/15    U-20 Algérie     1-3   U-20 Lietuva     (ID: g1n4qy)
9/25/15    U-20 Iran        4-0   U-20 Dominican   (ID: g1n4qz)
9/25/15    U-20 Moldova     0-5   U-20 Hanguk      (ID: g1n4r0)
9/25/15    U-20 Scotland    4-2   U-20 Slovensko   (ID: g1n4r1)
10/2/15    U-20 Dominican   2-0   U-20 Algérie     (ID: g1n4r2)
10/2/15    U-20 Hanguk      0-3   U-20 Scotland    (ID: g1n4r3)
10/2/15    U-20 Lietuva     3-0   U-20 Moldova     (ID: g1n4r4)
10/2/15    U-20 Slovensko   0-8   U-20 Iran        (ID: g1n4r5)
10/9/15    U-20 Dominican         U-20 Lietuva     (ID: g1n4r6)
10/9/15    U-20 Hanguk            U-20 Slovensko   (ID: g1n4r7)
10/9/15    U-20 Iran              U-20 Algérie     (ID: g1n4r8)
10/9/15    U-20 Moldova           U-20 Scotland    (ID: g1n4r9)
10/16/15   U-20 Algérie           U-20 Hanguk      (ID: g1n4ra)
10/16/15   U-20 Lietuva           U-20 Iran        (ID: g1n4rb)
10/16/15   U-20 Scotland          U-20 Dominican   (ID: g1n4rc)
10/16/15   U-20 Slovensko         U-20 Moldova     (ID: g1n4rd)
10/23/15   U-20 Hanguk            U-20 Dominican   (ID: g1n4re)
10/23/15   U-20 Moldova           U-20 Iran        (ID: g1n4rf)
10/23/15   U-20 Scotland          U-20 Lietuva     (ID: g1n4rg)
10/23/15   U-20 Slovensko         U-20 Algérie     (ID: g1n4rh)
GamesEnd