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: League 1 Super 8s              (ID: 1a1ki) (Sort: Div) (Playoffs: 5)
    Team: Barrow Raiders    (Barrow)     (ID: t1pvg) (StartPoints: 25)
    Team: Doncaster RLFC    (Doncaster)  (ID: t1pvi) (StartPoints: 20)
    Team: Keighley Cougars  (Keighley)   (ID: t1pvm) (StartPoints: 15)
    Team: Newcastle Thunder (Newcastle)  (ID: t1pvp) (StartPoints: 18)
    Team: Toronto Wolfpack  (Toronto)    (ID: t1pvt) (StartPoints: 30)
    Team: Whitehaven RLFC   (Whitehaven) (ID: t1pvu) (StartPoints: 27)
    Team: Workington Town   (Workington) (ID: t1pvv) (StartPoints: 15)
    Team: York City Knights (York)       (ID: t1qbe) (StartPoints: 20)
  Kind: pro
  Sport: rugby league
  Gender: male
  Country: England
  State: 
  Level: C1
  Season: 2017 (current: True)
  Author: Matt Grande
  Note: Teams start with points accrued during the 2017 League 1 season; Top team is promoted to the Championship. Seeds 2 through 5 qualify for the Play-off semi-finals.
  LotteryNote: 
LeagueEnd

SortBegin
Div: Points, GoalsDelta, GoalsFor, DrawLots
SortEnd

RulesBegin
  PointsForWinInRegulation:  2
  PointsForWinInOvertime:  2
  PointsForWinInShootout:  2
  PointsForLossInRegulation:  0
  PointsForLossInOvertime:  0
  PointsForLossInShootout:  0
  PointsForTie:  1
  PercentOfGamesThatEndInTie:  0.035
  PercentOfGamesThatEndInOvertimeWin:  0
  PercentOfGamesThatEndInShootoutWin:  0
  HomeFieldAdvantage:  0.58
  WeightType:  PercentOfPointsWon
  WeightExponent:  0
  WhatDoYouCallATie:  draw
  WhatDoYouCallLottery:  lottery
  WhatDoYouCallPromoted:  Championship
  Promote:  1
  PromotePlus:  4
  PromotePlusPercent:  0
  WhatDoYouCallDemoted:  League 1
  Demote:  0
  DemotePlus:  0
  DemotePlusPercent:  0
RulesEnd

GamesBegin
TeamListedFirst: home
7/30/17   Doncaster    24-32   Keighley     (ID: g1u3nk)
7/30/17   Newcastle    14-30   Workington   (ID: g1u3nm)
7/30/17   Whitehaven   2-15    Barrow       (ID: g1u3nn)
7/30/17   York         26-16   Toronto      (ID: g1u3np)
8/6/17    Barrow       14-10   Doncaster    (ID: g1u3nq)
8/6/17    Keighley     22-20   York         (ID: g1u3nr)
8/6/17    Whitehaven   27-6    Newcastle    (ID: g1u3ns)
8/6/17    Workington   0-68    Toronto      (ID: g1u3nt)
8/12/17   Newcastle    28-30   Barrow       (ID: g1u3nu)
8/13/17   Doncaster    30-22   Whitehaven   (ID: g1u3nv)
8/13/17   Keighley     26-26   Toronto      (ID: g1u3nw)
8/13/17   York         28-18   Workington   (ID: g1u3nx)
8/19/17   Toronto      50-0    Newcastle    (ID: g1u3ny)
8/20/17   Barrow       26-19   York         (ID: g1u3nz)
8/20/17   Whitehaven   36-4    Keighley     (ID: g1u3p0)
8/20/17   Workington   26-19   Doncaster    (ID: g1u3p1)
9/2/17    Toronto      36-18   Whitehaven   (ID: g1u3p2)
9/3/17    Barrow       36-14   Workington   (ID: g1u3p3)
9/3/17    Newcastle    34-8    Keighley     (ID: g1u3p4)
9/3/17    York         21-21   Doncaster    (ID: g1u3p5)
9/9/17    Toronto      26-2    Barrow       (ID: g1u3p6)
9/10/17   Doncaster    24-28   Newcastle    (ID: g1u3p7)
9/10/17   Keighley     28-6    Workington   (ID: g1u3p8)
9/10/17   Whitehaven   26-16   York         (ID: g1u3p9)
9/16/17   Toronto              Doncaster    (ID: g1u3pa)
9/17/17   Barrow               Keighley     (ID: g1u3pb)
9/17/17   Workington           Whitehaven   (ID: g1u3pc)
9/17/17   York                 Newcastle    (ID: g1u3pd)
GamesEnd