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: Summer Division 2 Darts League (Summer Division 2) (ID: 1a1tv) (Sort: Div) (Playoffs: 2)
    Team: Diamond Dogs                                       (ID: t1h05)
    Team: Garibaldi                                          (ID: t1h04)
    Team: Hollybush                                          (ID: t1h0m)
    Team: Exiles                         (Irish Club)        (ID: t1h03)
    Team: Racey Roystoners                                   (ID: t1s5x)
    Team: Royston Club                                       (ID: t1m8h)
    Team: Sandridge Rovers FC            (Sandridge Rover)   (ID: t1h06)
  Kind: pro
  Sport: darts
  Gender: coed
  Country: England
  State: 
  Level: A
  Season: 2018 (current: True)
  Author: Tom Higham
  Note: 
  LotteryNote: 
LeagueEnd

SortBegin
Div: Average Points, Average GoalsDelta, Average GoalsFor, Average Points

HeadtoHead, Average GoalsDelta HeadtoHead, Average GoalsFor HeadtoHead,

DrawLots
SortEnd

RulesBegin
  PointsForWinInRegulation:  2
  PointsForWinInOvertime:  2
  PointsForWinInShootout:  2
  PointsForLossInRegulation:  0
  PointsForLossInOvertime:  0
  PointsForLossInShootout:  0
  PointsForTie:  1
  PercentOfGamesThatEndInTie:  0.5
  PercentOfGamesThatEndInOvertimeWin:  0
  PercentOfGamesThatEndInShootoutWin:  0
  HomeFieldAdvantage:  0.5
  WeightType:  Pythagorean
  WeightExponent:  1.7
  WhatDoYouCallATie:  draw
  WhatDoYouCallLottery:  lottery
  WhatDoYouCallPromoted:  Summer Division One
  Promote:  2
  PromotePlus:  0
  PromotePlusPercent:  0
  WhatDoYouCallDemoted:  Summer Division 2
  Demote:  2
  DemotePlus:  0
  DemotePlusPercent:  0
RulesEnd

GamesBegin
TeamListedFirst: home
6/14/18   Diamond Dogs       5-3   Racey Roystoners   (ID: g1xg7y)
6/14/18   Irish Club         4-4   Sandridge Rover    (ID: g1xg7z)
6/14/18   Royston Club       3-5   Hollybush          (ID: g1xg80)
6/21/18   Hollybush          2-6   Irish Club         (ID: g1xg81)
6/21/18   Racey Roystoners   5-3   Royston Club       (ID: g1xg82)
6/21/18   Sandridge Rover    6-2   Garibaldi          (ID: g1xg83)
7/5/18    Garibaldi                Hollybush          (ID: g1xg84)
7/5/18    Irish Club               Racey Roystoners   (ID: g1xg85)
7/5/18    Royston Club             Diamond Dogs       (ID: g1xg86)
7/6/18    Garibaldi          5-3   Irish Club         (ID: g1xg87)
7/6/18    Hollybush          3-2   Diamond Dogs       (ID: g1xg88)
7/6/18    Sandridge Rover    7-1   Royston Club       (ID: g1xg89)
7/12/18   Diamond Dogs             Irish Club         (ID: g1xg8a)
7/12/18   Garibaldi                Racey Roystoners   (ID: g1xg8b)
7/12/18   Hollybush                Sandridge Rover    (ID: g1xg8c)
7/19/18   Garibaldi                Diamond Dogs       (ID: g1xg8d)
7/19/18   Irish Club               Royston Club       (ID: g1xg8e)
7/19/18   Sandridge Rover          Racey Roystoners   (ID: g1xg8f)
7/26/18   Diamond Dogs             Sandridge Rover    (ID: g1xg8g)
7/26/18   Racey Roystoners         Hollybush          (ID: g1xg95)
7/26/18   Royston Club             Garibaldi          (ID: g1xg8h)
8/2/18    Diamond Dogs             Hollybush          (ID: g1xg8i)
8/2/18    Irish Club               Garibaldi          (ID: g1xg8j)
8/2/18    Royston Club             Sandridge Rover    (ID: g1xg8k)
8/9/18    Hollybush                Royston Club       (ID: g1xg8m)
8/9/18    Racey Roystoners         Diamond Dogs       (ID: g1xg8n)
8/9/18    Sandridge Rover          Irish Club         (ID: g1xg8p)
8/16/18   Garibaldi                Sandridge Rover    (ID: g1xg8q)
8/16/18   Irish Club               Hollybush          (ID: g1xg8r)
8/16/18   Royston Club             Racey Roystoners   (ID: g1xg8s)
8/23/18   Diamond Dogs             Royston Club       (ID: g1xg8t)
8/23/18   Hollybush                Garibaldi          (ID: g1xg8u)
8/23/18   Racey Roystoners         Irish Club         (ID: g1xg8v)
8/30/18   Irish Club               Diamond Dogs       (ID: g1xg8w)
8/30/18   Racey Roystoners         Garibaldi          (ID: g1xg8x)
8/30/18   Sandridge Rover          Hollybush          (ID: g1xg8y)
9/6/18    Diamond Dogs             Garibaldi          (ID: g1xg8z)
9/6/18    Racey Roystoners         Sandridge Rover    (ID: g1xg90)
9/6/18    Royston Club             Irish Club         (ID: g1xg91)
9/13/18   Garibaldi                Royston Club       (ID: g1xg92)
9/13/18   Hollybush                Racey Roystoners   (ID: g1xg93)
9/13/18   Sandridge Rover          Diamond Dogs       (ID: g1xg94)
GamesEnd