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:       Roblox Lacrosse League (Roblox Lax) (ID: 1an4) (Sort: league)
    Conference: RLA                                 (ID: d11yz) (Sort: conf) (Playoffs: 3)
      Division: RLA                                 (ID: d11z0) (Sort: div) (Playoffs: 3)
        Team:   Philadelphia Barrage   (Barrage)    (ID: t1a9a)
        Team:   New York Lizards       (Lizards)    (ID: t1a9b)
        Team:   Portland LumberJax     (LumberJax)  (ID: t1a9c)
        Team:   Minnesota Swarm        (Swarm)      (ID: t1a9d)
  Kind: rec
  Sport: lacrosse
  Gender: coed
  Country: USA
  State: 
  Level: A
  Season: Season1 (current: True)
  Author: polr ber
  Note: Flex schedule.
  LotteryNote: No lottery.
LeagueEnd

SortBegin
div:
Average Points, Average Points HeadToHead, Average Points SameParent,
Average GoalsDelta HeadToHead, Average GoalsDelta SameParent, Average
Points CommonOpponentEqual, Average GoalsDelta, DrawLots

conf:
Average Points, Average Points HeadToHead, Average Points SameParent,
Average GoalsDelta HeadToHead, Average GoalsDelta SameParent, Average
Points CommonOpponentEqual, Average GoalsDelta, DrawLots

league:
Average Points, Average Points HeadToHead, Average Points SameParent,
Average GoalsDelta HeadToHead, Average GoalsDelta SameParent, Average
Points CommonOpponentEqual, Average GoalsDelta, DrawLots
SortEnd

RulesBegin
  PointsForWinInRegulation:  2
  PointsForWinInOvertime:  2
  PointsForWinInShootout:  2
  PointsForLossInRegulation:  0
  PointsForLossInOvertime:  1
  PointsForLossInShootout:  1
  PointsForTie:  0
  PercentOfGamesThatEndInTie:  0
  PercentOfGamesThatEndInOvertimeWin:  0.15
  PercentOfGamesThatEndInShootoutWin:  0
  HomeFieldAdvantage:  0.5
  WeightType:  Pythagorean
  WeightExponent:  14
  WhatDoYouCallATie:  tie
  WhatDoYouCallLottery:  lottery
  WhatDoYouCallPromoted:  Pres Trophy
  Promote:  1
  PromotePlus:  0
  PromotePlusPercent:  0
  WhatDoYouCallDemoted:  Disbanded
  Demote:  2
  DemotePlus:  0
  DemotePlusPercent:  0
RulesEnd

GamesBegin
TeamListedFirst: home
1/30/14   Barrage     1-16    Swarm       (ID: g1d9n0)
1/31/14   Lizards     22-4    LumberJax   (ID: g1d9n1)
2/1/14    Barrage     8-11    LumberJax   (ID: g1d9n2)
2/2/14    Lizards     4-5     Swarm       (ID: g1d9n3)
2/3/14    Barrage     13-12   Lizards     (ID: g1d9n4)
2/4/14    LumberJax   8-9     Swarm       (ID: g1d9n8)
2/5/14    Swarm       9-5     Lizards     (ID: g1d9na)
2/6/14    LumberJax   13-7    Barrage     (ID: g1d9n6)
2/7/14    LumberJax           Lizards     (ID: g1d9n7)
2/7/14    Swarm               Barrage     (ID: g1d9n9)
2/9/14    Lizards             Barrage     (ID: g1d9n5)
2/9/14    Swarm               LumberJax   (ID: g1d9nb)
GamesEnd