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: IIHF World Championship Division II B (IIHF Div IIB) (ID: 1a1im) (Sort: Div) (Playoffs: 1)
    Team: China                                                (ID: t1r6y)
    Team: DPR Korea                                            (ID: t1r6z)
    Team: Israel                                               (ID: t1r70)
    Team: Mexico                                               (ID: t1r71)
    Team: New Zealand                                          (ID: t1r72)
    Team: Turkey                                               (ID: t1r73)
  Kind: rec
  Sport: hockey
  Gender: male
  Country: World
  State: 
  Level: II B
  Season: 2017 (current: True)
  Author: Johkey3
  Note: 
  LotteryNote: 
LeagueEnd

SortBegin
Div: Points, HeadtoHead Points, GoalsDelta, GoalsFor
SortEnd

RulesBegin
  PointsForWinInRegulation:  3
  PointsForWinInOvertime:  2
  PointsForWinInShootout:  2
  PointsForLossInRegulation:  0
  PointsForLossInOvertime:  1
  PointsForLossInShootout:  1
  PointsForTie:  0
  PercentOfGamesThatEndInTie:  0
  PercentOfGamesThatEndInOvertimeWin:  0.05
  PercentOfGamesThatEndInShootoutWin:  0.0166666667
  HomeFieldAdvantage:  0.56666666667
  WeightType:  PythagenpatIgnoreShootOutWinningGoals
  WeightExponent:  0.458
  WhatDoYouCallATie:  tie
  WhatDoYouCallLottery:  lottery
  WhatDoYouCallPromoted:  Medal
  Promote:  3
  PromotePlus:  0
  PromotePlusPercent:  0
  WhatDoYouCallDemoted:  Relegated
  Demote:  1
  DemotePlus:  0
  DemotePlusPercent:  0
RulesEnd

GamesBegin
TeamListedFirst: home
4/4/17    Israel        2-5    China       (ID: g1tg28) (Neutral)
4/4/17    Mexico        5-1    DPR Korea   (ID: g1tg29) (Neutral)
4/4/17    New Zealand   4-1    Turkey      (ID: g1tg2a)
4/5/17    DPR Korea     11-3   Turkey      (ID: g1tg2b) (Neutral)
4/5/17    Mexico        2-6    Israel      (ID: g1tg2c) (Neutral)
4/5/17    New Zealand   2-5    China       (ID: g1tg2d)
4/7/17    China         8-3    DPR Korea   (ID: g1tg2e) (Neutral)
4/7/17    Mexico        0-1    Turkey      (ID: g1tg2f) (Neutral)
4/7/17    New Zealand   5-2    Israel      (ID: g1tg2g)
4/9/17    DPR Korea     2-9    Israel      (ID: g1tg2h) (Neutral)
4/9/17    New Zealand   4-2    Mexico      (ID: g1tg2i)
4/9/17    Turkey        2-7    China       (ID: g1tg2j) (Neutral)
4/10/17   China                Mexico      (ID: g1tg2k) (Neutral)
4/10/17   Israel        5-0    Turkey      (ID: g1tg2m) (Neutral)
4/10/17   New Zealand          DPR Korea   (ID: g1tg2n)
GamesEnd