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:       Adam 12 League            (MFL)             (ID: 1acw) (Sort: Lottery)
    Conference: A-12                                        (ID: d15j) (Sort: Conf) (Playoffs: 6)
      Division: Jim Reed – Central        (Jim Reed – Cent) (ID: d15w) (Sort: Div) (Playoffs: 1)
        Team:   Blue Crew                                   (ID: t111n)
        Team:   Topeka Chiefs             (Chiefs)          (ID: t112e)
        Team:   T-Town Blues              (T-Town)          (ID: t111r)
        Team:   Mummified Yeti Hands      (Yeti Hands)      (ID: t112a)
      Division: Joe Friday – East         (Joe Friday – Ea) (ID: d15v) (Sort: Div) (Playoffs: 1)
        Team:   Bad Boys on Fire          (Bad Boys)        (ID: t1127)
        Team:   Doomsday                                    (ID: t111p)
        Team:   Ditka’s Dynasty           (Dynasty)         (ID: t111y)
        Team:   Philadelphia Eagles       (Philly)          (ID: t1123)
      Division: Pete Malloy – West        (Pete Malloy – W) (ID: d15x) (Sort: Div) (Playoffs: 1)
        Team:   D-Man Hero                (D-Man)           (ID: t112g)
        Team:   South Dakota Jack Rabbits (Jack Rabbits)    (ID: t112f)
        Team:   KSU Powercats             (KSU Power)       (ID: t111w)
        Team:   Topeka Powercats          (Topeka Power)    (ID: t1122)
  Kind: pro
  Sport: football
  Gender: male
  Country: USA
  State: Kansas
  Level: A
  Season: 2012 (current: True)
  Author: Chris Heaven
  Note: 
  LotteryNote: 
LeagueEnd

SortBegin
Div: Points, IfSomeTiesBrokenReturnHereIf2,
Average Points HeadToHead,
Average Points SameParent,
Average Points CommonOpponent,
Average Points SameGrandParent,
Average Opponent Points Won,
Average Opponent Points,
DrawLots

Conf: NFLSpecial


ConfHelper: Points, IfSomeTiesBrokenReturnHereIf2,
If [(Size=2) Average Points HeadToHead]
[(Else) Average Points HeadToHead],
Average Points SameGrandParent,
Average Points CommonOpponent,
Average Opponent Points Won,
Average Opponent Points,
DrawLots

Lottery: MoveClinchedToFrontBySeed,
Points,
DrawLots
SortEnd

RulesBegin
  PointsForWinInRegulation:  1
  PointsForWinInOvertime:  1
  PointsForWinInShootout:  1
  PointsForLossInRegulation:  0
  PointsForLossInOvertime:  0
  PointsForLossInShootout:  0
  PointsForTie:  0.5
  PercentOfGamesThatEndInTie:  0.004
  PercentOfGamesThatEndInOvertimeWin:  0
  PercentOfGamesThatEndInShootoutWin:  0
  HomeFieldAdvantage:  0.56
  WeightType:  Pythagenpat
  WeightExponent:  0.27
  WhatDoYouCallATie:  tie
  WhatDoYouCallLottery:  lottery
  WhatDoYouCallPromoted:  promoted
  Promote:  0
  PromotePlus:  0
  PromotePlusPercent:  0
  WhatDoYouCallDemoted:  relegated
  Demote:  0
  DemotePlus:  0
  DemotePlusPercent:  0
RulesEnd

GamesBegin
TeamListedFirst: home
9/9/12     Blue Crew      138-94    Chiefs         (ID: g1966t)
9/9/12     D-Man          139-137   KSU Power      (ID: g1966u)
9/9/12     Doomsday       177-122   Philly         (ID: g1966v)
9/9/12     Dynasty        137-182   Bad Boys       (ID: g1966w)
9/9/12     Jack Rabbits   167-161   Topeka Power   (ID: g1966x)
9/9/12     T-Town         152-153   Yeti Hands     (ID: g1966y)
9/16/12    Bad Boys       156-133   Jack Rabbits   (ID: g1966z)
9/16/12    Chiefs         141-139   KSU Power      (ID: g19670)
9/16/12    Doomsday       165-146   T-Town         (ID: g19671)
9/16/12    Dynasty        167-170   Blue Crew      (ID: g19672)
9/16/12    Philly         151-143   D-Man          (ID: g19673)
9/16/12    Yeti Hands     155-122   Topeka Power   (ID: g19674)
9/23/12    Blue Crew      145-172   Doomsday       (ID: g19675)
9/23/12    D-Man          128-153   Bad Boys       (ID: g19676)
9/23/12    Jack Rabbits   136-103   Philly         (ID: g19677)
9/23/12    KSU Power      112-168   Yeti Hands     (ID: g19678)
9/23/12    T-Town         120-153   Dynasty        (ID: g1967a)
9/23/12    Topeka Power   142-171   Chiefs         (ID: g19679)
9/30/12    Blue Crew      158-129   T-Town         (ID: g1967b)
9/30/12    D-Man          143-145   Jack Rabbits   (ID: g1967c)
9/30/12    Dynasty        175-146   Doomsday       (ID: g1967d)
9/30/12    Philly         148-109   Bad Boys       (ID: g1967e)
9/30/12    Topeka Power   144-154   KSU Power      (ID: g1967f)
9/30/12    Yeti Hands     168-162   Chiefs         (ID: g1967g)
10/7/12    Bad Boys       153-134   Topeka Power   (ID: g1967h)
10/7/12    Blue Crew      164-121   D-Man          (ID: g1967i)
10/7/12    Doomsday       115-132   Chiefs         (ID: g1967j)
10/7/12    Dynasty        143-196   Yeti Hands     (ID: g1967k)
10/7/12    Philly         133-123   KSU Power      (ID: g1967m)
10/7/12    T-Town         125-135   Jack Rabbits   (ID: g1967n)
10/14/12   Chiefs         136-176   Dynasty        (ID: g1967p)
10/14/12   D-Man          134-161   T-Town         (ID: g1967q)
10/14/12   Jack Rabbits   178-141   Blue Crew      (ID: g1967r)
10/14/12   KSU Power      143-161   Bad Boys       (ID: g1967s)
10/14/12   Topeka Power   123-128   Philly         (ID: g1967t)
10/14/12   Yeti Hands     133-159   Doomsday       (ID: g1967u)
10/21/12   Chiefs         125-143   T-Town         (ID: g1967v)
10/21/12   D-Man          128-140   Topeka Power   (ID: g1967w)
10/21/12   Doomsday       138-100   Bad Boys       (ID: g1967x)
10/21/12   Dynasty        165-164   Philly         (ID: g1967y)
10/21/12   Jack Rabbits   138-144   KSU Power      (ID: g1967z)
10/21/12   Yeti Hands     144-127   Blue Crew      (ID: g19680)
10/28/12   Bad Boys       140-151   T-Town         (ID: g19681)
10/28/12   Chiefs         145-146   Jack Rabbits   (ID: g19682)
10/28/12   Doomsday       160-158   Topeka Power   (ID: g19683)
10/28/12   Dynasty        188-144   KSU Power      (ID: g19684)
10/28/12   Philly         149-151   Blue Crew      (ID: g19685)
10/28/12   Yeti Hands     118-157   D-Man          (ID: g19686)
11/4/12    Blue Crew      141-132   Bad Boys       (ID: g19687)
11/4/12    D-Man          80-160    Chiefs         (ID: g19688)
11/4/12    Jack Rabbits   135-123   Yeti Hands     (ID: g19689)
11/4/12    KSU Power      127-133   Doomsday       (ID: g1968a)
11/4/12    T-Town         94-151    Philly         (ID: g1968c)
11/4/12    Topeka Power   129-187   Dynasty        (ID: g1968b)
11/11/12   Bad Boys       179-114   Philly         (ID: g1968d)
11/11/12   Chiefs         117-157   Yeti Hands     (ID: g1968e)
11/11/12   Doomsday       135-168   Dynasty        (ID: g1968f)
11/11/12   Jack Rabbits   127-96    D-Man          (ID: g1968g)
11/11/12   KSU Power      159-152   Topeka Power   (ID: g1968h)
11/11/12   T-Town         145-140   Blue Crew      (ID: g1968i)
11/18/12   Bad Boys       117-151   Chiefs         (ID: g1968j)
11/18/12   Blue Crew      138-167   Topeka Power   (ID: g1968k)
11/18/12   Doomsday       126-120   Jack Rabbits   (ID: g1968m)
11/18/12   Dynasty        150-106   D-Man          (ID: g1968n)
11/18/12   Philly         111-148   Yeti Hands     (ID: g1968p)
11/18/12   T-Town         138-119   KSU Power      (ID: g1968q)
11/25/12   Chiefs         115-139   Philly         (ID: g1968r)
11/25/12   D-Man          115-163   Doomsday       (ID: g1968s)
11/25/12   Jack Rabbits   145-159   Dynasty        (ID: g1968t)
11/25/12   KSU Power      125-127   Blue Crew      (ID: g1968u)
11/25/12   Topeka Power   143-144   T-Town         (ID: g1968v)
11/25/12   Yeti Hands     181-161   Bad Boys       (ID: g1968w)
12/2/12    Bad Boys       140-164   Doomsday       (ID: g1968x)
12/2/12    Chiefs         139-120   T-Town         (ID: g1968y)
12/2/12    KSU Power      148-144   Jack Rabbits   (ID: g1968z)
12/2/12    Philly         144-134   Dynasty        (ID: g19690)
12/2/12    Topeka Power   140-96    D-Man          (ID: g19691)
12/2/12    Yeti Hands     149-124   Blue Crew      (ID: g19692)
12/9/12    Bad Boys                 Dynasty        (ID: g19693)
12/9/12    Blue Crew                Chiefs         (ID: g19694)
12/9/12    KSU Power                D-Man          (ID: g19695)
12/9/12    Philly                   Doomsday       (ID: g19698)
12/9/12    T-Town                   Yeti Hands     (ID: g19697)
12/9/12    Topeka Power             Jack Rabbits   (ID: g19696)
GamesEnd