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:       Prime Football League   (Prime Football) (ID: 1ak2) (Sort: league)
    Conference: Douglas                                  (ID: d11sq) (Sort: div) (Playoffs: 3)
      Team:     Carolina Gold Rush      (California)     (ID: t19a9)
      Team:     London Monarchs         (London)         (ID: t19af)
      Team:     North Carolina Aviators (North Carolina) (ID: t19a8)
      Team:     St. Paul Knights        (St. Paul)       (ID: t19ac)
    Conference: Liberty                                  (ID: d11sr) (Sort: div) (Playoffs: 3)
      Team:     Chicago Sphinx          (Chicago)        (ID: t19ae)
      Team:     Georgia Gunslingers     (Georgia)        (ID: t19aa)
      Team:     Mississippi Hounds      (Mississippi)    (ID: t19ab)
      Team:     Orlando Oracles         (Orlando)        (ID: t19ad)
  Kind: rec
  Sport: football
  Gender: male
  Country: USA
  State: 
  Level: A
  Season: 6 (current: True)
  Author: VikingsFan397
  Note: Scores are updated daily by Bensbrother
  LotteryNote: None
LeagueEnd

SortBegin
League:
Points,
Average Points HeadToHead,
DrawLots
Div:
IfSomeTiesBrokenReturnHere,
GoalsDelta,
GoalsFor,
Playoff
Conf:
(Side) MoveClinchedToFront,
Seed [(4-End) Call Div][(1-4) Call Top4]

Top4:
IfSomeTiesBrokenReturnHere,
Average Points,
Least PositionInParent,
Average Points
 HeadToHead,
If [(All=SameParent) Average Points SameParent],
Average Points SameGrandParent,
Average Points PlayoffEligible SameGrandParent,
If [(Size=2) Average Points PlayoffEligible DifferentGrandParent],
GoalsDelta,
DrawLots

Lottery:
GoalsDelta,
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:  14
  WhatDoYouCallATie:  tie
  WhatDoYouCallLottery:  lottery
  WhatDoYouCallPromoted:  Reg Season Champs
  Promote:  1
  PromotePlus:  0
  PromotePlusPercent:  0
  WhatDoYouCallDemoted:  Toilet Bowl Champs
  Demote:  1
  DemotePlus:  0
  DemotePlusPercent:  0
RulesEnd

GamesBegin
TeamListedFirst: away
11/23/13   Orlando          35-42    California       (ID: g1c542)
11/24/13   Mississippi      42-38    North Carolina   (ID: g1c53a)
11/27/13   London           20-65    St. Paul         (ID: g1c53v)
11/30/13   Georgia          43-8     Chicago          (ID: g1c53b)
11/30/13   California       40-121   Mississippi      (ID: g1c53d)
12/1/13    Chicago          61-64    London           (ID: g1c53w)
12/5/13    St. Paul         55-70    Orlando          (ID: g1cd4x)
12/8/13    North Carolina   29-58    Georgia          (ID: g1cd68)
12/12/13   Georgia          61-36    California       (ID: g1c53f)
12/12/13   Orlando          30-58    Chicago          (ID: g1ci9y)
12/16/13   California       50-66    London           (ID: g1c53y)
12/21/13   North Carolina   42-33    Orlando          (ID: g1c545)
12/22/13   Chicago          60-100   Mississippi      (ID: g1cd4w)
12/27/13   St. Paul         47-49    Georgia          (ID: g1c53c)
1/1/14     Orlando          28-71    Mississippi      (ID: g1c546)
1/1/14     California       37-54    North Carolina   (ID: g1c53m)
1/1/14     London           40-42    North Carolina   (ID: g1c53x)
1/1/14     Mississippi      41-50    St. Paul         (ID: g1c53g)
1/3/14     Georgia          70-14    London           (ID: g1c53z)
1/3/14     Chicago          28-46    St. Paul         (ID: g1c53n)
1/4/14     California       27-59    Chicago          (ID: g1c53r)
1/12/14    Orlando          26-37    Georgia          (ID: g1c547)
1/12/14    Mississippi      77-19    London           (ID: g1c541)
1/12/14    London           35-26    Orlando          (ID: g1c549)
1/12/14    North Carolina   45-62    St. Paul         (ID: g1c53q)
1/16/14    St. Paul         65-33    California       (ID: g1c53t)
1/24/14    Chicago          77-48    North Carolina   (ID: g1c53s)
1/25/14    Georgia          24-28    Mississippi      (ID: g1c548)
GamesEnd