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: World Men's Curling Championship (World Men's Cur) (ID: 1a1ie) (Sort: Conf) (Playoffs: 4)
    Team: Canada                           (CAN)             (ID: t1r6a)
    Team: China                            (CHI)             (ID: t1r60)
    Team: Germany                          (GER)             (ID: t1r61)
    Team: Italy                            (ITA)             (ID: t1r62)
    Team: Japan                            (JAP)             (ID: t1r63)
    Team: Netherlands                      (NED)             (ID: t1r64)
    Team: Norway                           (NOR)             (ID: t1r65)
    Team: Russia                           (RUS)             (ID: t1r66)
    Team: Scotland                         (SCO)             (ID: t1r67)
    Team: Switzerland                      (SUI)             (ID: t1r68)
    Team: Sweden                           (SWE)             (ID: t1r69)
    Team: United States                    (USA)             (ID: t1r6b)
  Kind: rec
  Sport: curling
  Gender: male
  Country: 
  State: 
  Level: A
  Season: 2017 (current: True)
  Author: Dan
  Note: 
  LotteryNote: 
LeagueEnd

SortBegin
Conf: Average Points, Average Points HeadToHead, Average GoalsDelta,
DrawLots
SortEnd

RulesBegin
  PointsForWinInRegulation:  1
  PointsForWinInOvertime:  1
  PointsForWinInShootout:  1
  PointsForLossInRegulation:  0
  PointsForLossInOvertime:  0
  PointsForLossInShootout:  0
  PointsForTie:  0
  PercentOfGamesThatEndInTie:  0
  PercentOfGamesThatEndInOvertimeWin:  0
  PercentOfGamesThatEndInShootoutWin:  0
  HomeFieldAdvantage:  0.5
  WeightType:  PercentOfPointsWon
  WeightExponent:  1.4
  WhatDoYouCallATie:  draw
  WhatDoYouCallLottery:  lottery
  WhatDoYouCallPromoted:  promoted
  Promote:  0
  PromotePlus:  0
  PromotePlusPercent:  0
  WhatDoYouCallDemoted:  relegated
  Demote:  0
  DemotePlus:  0
  DemotePlusPercent:  0
RulesEnd

GamesBegin
TeamListedFirst: home
4/1/17   CHI      SWE   (ID: g1tfak)
4/1/17   ITA      GER   (ID: g1tfam)
4/1/17   JAP      ITA   (ID: g1tfan)
4/1/17   NED      GER   (ID: g1tfap)
4/1/17   RUS      USA   (ID: g1tfaq)
4/1/17   SCO      NOR   (ID: g1tfar)
4/1/17   SUI      CAN   (ID: g1tfc7)
4/1/17   USA      SUI   (ID: g1tfas)
4/2/17   CAN      SWE   (ID: g1tfc8)
4/2/17   CHI      ITA   (ID: g1tfat)
4/2/17   CHI      RUS   (ID: g1tfau)
4/2/17   GER      SWE   (ID: g1tfav)
4/2/17   JAP      NED   (ID: g1tfaw)
4/2/17   JAP      SCO   (ID: g1tfax)
4/2/17   NOR      NED   (ID: g1tfay)
4/2/17   RUS      CAN   (ID: g1tfc9)
4/2/17   SUI      NOR   (ID: g1tfca)
4/2/17   USA      SCO   (ID: g1tfb0)
4/3/17   CAN      USA   (ID: g1tfcb)
4/3/17   GER      JAP   (ID: g1tfb1)
4/3/17   ITA      NED   (ID: g1tfb2)
4/3/17   ITA      USA   (ID: g1tfb3)
4/3/17   NED      CHI   (ID: g1tfb4)
4/3/17   NOR      RUS   (ID: g1tfb5)
4/3/17   RUS      SUI   (ID: g1tfb6)
4/3/17   SCO      CAN   (ID: g1tfcc)
4/3/17   SCO      CHI   (ID: g1tfb7)
4/3/17   SUI      GER   (ID: g1tfb8)
4/3/17   SWE      JAP   (ID: g1tfb9)
4/3/17   SWE      NOR   (ID: g1tfba)
4/4/17   CAN      CHI   (ID: g1tfcd)
4/4/17   GER      CAN   (ID: g1tfce)
4/4/17   GER      CHI   (ID: g1tfbb)
4/4/17   JAP      NOR   (ID: g1tfbc)
4/4/17   NED      SUI   (ID: g1tfbd)
4/4/17   NOR      USA   (ID: g1tfbe)
4/4/17   RUS      ITA   (ID: g1tfbf)
4/4/17   SCO      NED   (ID: g1tfbg)
4/4/17   SUI      SCO   (ID: g1tfbh)
4/4/17   SWE      ITA   (ID: g1tfbi)
4/4/17   SWE      RUS   (ID: g1tfbj)
4/4/17   USA      JAP   (ID: g1tfbk)
4/5/17   CAN      JAP   (ID: g1tfcf)
4/5/17   CHI      NOR   (ID: g1tfbm)
4/5/17   CHI      USA   (ID: g1tfbn)
4/5/17   ITA      SCO   (ID: g1tfbp)
4/5/17   ITA      SUI   (ID: g1tfbq)
4/5/17   NED      CAN   (ID: g1tfcg)
4/5/17   NED      RUS   (ID: g1tfbr)
4/5/17   NOR      GER   (ID: g1tfbs)
4/5/17   RUS      JAP   (ID: g1tfbt)
4/5/17   SUI      SWE   (ID: g1tfbu)
4/5/17   SWE      SCO   (ID: g1tfbv)
4/5/17   USA      GER   (ID: g1tfbw)
4/6/17   CAN      ITA   (ID: g1tfch)
4/6/17   GER      SCO   (ID: g1tfbx)
4/6/17   JAP      CHI   (ID: g1tfby)
4/6/17   JAP      SUI   (ID: g1tfbz)
4/6/17   NOR      CAN   (ID: g1tfci)
4/6/17   NOR      ITA   (ID: g1tfc0)
4/6/17   RUS      GER   (ID: g1tfc1)
4/6/17   SCO      RUS   (ID: g1tfc2)
4/6/17   SUI      CHI   (ID: g1tfc3)
4/6/17   SWE      NED   (ID: g1tfc4)
4/6/17   USA      NED   (ID: g1tfc5)
4/6/17   USA      SWE   (ID: g1tfc6)
GamesEnd