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: TestTourney  (ID: 1a1kq) (Sort: League) (Playoffs: 1)
    Team: Team1        (ID: t1sbw)
    Team: Team2        (ID: t1sbx)
    Team: Team3        (ID: t1sby)
    Team: Team4        (ID: t1sbz)
  Kind: pro
  Sport: other
  Gender: male
  Country: USA
  State: Florida
  Level: fantasy
  Season: 2017 (current: True)
  Author: Broo
  Note: 
  LotteryNote: 
LeagueEnd

SortBegin
League: Points, Playoff, DrawLots
SortEnd

RulesBegin
  PointsForWinInRegulation:  1
  PointsForWinInOvertime:  1
  PointsForWinInShootout:  1
  PointsForLossInRegulation:  0
  PointsForLossInOvertime:  0
  PointsForLossInShootout:  0
  PointsForTie:  0.5
  PercentOfGamesThatEndInTie:  0
  PercentOfGamesThatEndInOvertimeWin:  0
  PercentOfGamesThatEndInShootoutWin:  0
  HomeFieldAdvantage:  0.5
  WeightType:  Pythagorean
  WeightExponent:  1
  WhatDoYouCallATie:  tie
  WhatDoYouCallLottery:  lottery
  WhatDoYouCallPromoted:  First Round Bye
  Promote:  2
  PromotePlus:  0
  PromotePlusPercent:  0
  WhatDoYouCallDemoted:  Relegation
  Demote:  2
  DemotePlus:  0
  DemotePlusPercent:  0
RulesEnd

GamesBegin
TeamListedFirst: away
8/1/17   Team1   3-2    Team2   (ID: g1u5hg)
8/2/17   Team3   5-4    Team4   (ID: g1u5hh)
8/3/17   Team2   10-1   Team3   (ID: g1u5hi)
8/4/17   Team4   15-2   Team1   (ID: g1u5hj)
GamesEnd