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: DPC CIS Lower Div   (DPC CIS Lower) (ID: 1a23u) (Sort: Conf) (Playoffs: 1)
    Team: B8                                  (ID: t110j7)
    Team: Gambit-2                            (ID: t110j8)
    Team: Hellraisers         (HR)            (ID: t110j9)
    Team: Imperial Pro Gaming (IPG)           (ID: t110ja)
    Team: PuckChamp           (PckCp)         (ID: t110jb)
    Team: VP.Prodigy          (VP.P)          (ID: t110jc)
    Team: Winstrike Team      (Winstrike)     (ID: t110jd)
    Team: XctJlpbI                            (ID: t110je)
  Kind: pro
  Sport: dota
  Gender: coed
  Country: CIS
  State: 
  Level: B
  Season: 2021Season1 (current: True)
  Author: Poddo
  Note: 
  LotteryNote: 
LeagueEnd

SortBegin
Conf: Points
SortEnd

RulesBegin
  PointsForWinInRegulation:  1
  PointsForWinInOvertime:  1
  PointsForWinInShootout:  1
  PointsForLossInRegulation:  0
  PointsForLossInOvertime:  0
  PointsForLossInShootout:  0
  PointsForTie:  1
  PercentOfGamesThatEndInTie:  0
  PercentOfGamesThatEndInOvertimeWin:  0
  PercentOfGamesThatEndInShootoutWin:  0
  HomeFieldAdvantage:  0.5
  WeightType:  PercentOfPointsWon
  WeightExponent:  0
  WhatDoYouCallATie:  tie
  WhatDoYouCallLottery:  lottery
  WhatDoYouCallPromoted:  Upper Division
  Promote:  2
  PromotePlus:  0
  PromotePlusPercent:  0
  WhatDoYouCallDemoted:  demoted
  Demote:  2
  DemotePlus:  0
  DemotePlusPercent:  0
RulesEnd

GamesBegin
TeamListedFirst: home
1/18/21   PckCp       2-0   Gambit-2   (ID: g111n1r)
1/21/21   VP.P        1-2   HR         (ID: g111n0y)
1/21/21   Winstrike   2-1   IPG        (ID: g111n0z)
1/22/21   XctJlpbI    1-2   B8         (ID: g111n10)
1/24/21   IPG         1-2   HR         (ID: g111n11)
1/25/21   Winstrike   2-1   Gambit-2   (ID: g111n1n)
1/28/21   PckCp       2-1   B8         (ID: g111n12)
1/28/21   VP.P        1-2   XctJlpbI   (ID: g111n13)
1/29/21   Winstrike   2-0   XctJlpbI   (ID: g111n14)
1/31/21   B8          0-2   VP.P       (ID: g111n15)
2/1/21    HR          2-1   PckCp      (ID: g111n16)
2/4/21    Gambit-2    2-1   IPG        (ID: g111n1p)
2/4/21    Winstrike   2-1   VP.P       (ID: g111n17)
2/5/21    XctJlpbI    0-2   PckCp      (ID: g111n18)
2/7/21    B8          0-2   IPG        (ID: g111n19)
2/8/21    HR          0-2   Gambit-2   (ID: g111n1q)
2/11/21   Gambit-2    2-0   B8         (ID: g111n1a)
2/11/21   Winstrike   2-0   HR         (ID: g111n1b)
2/12/21   IPG         2-0   XctJlpbI   (ID: g111n1c)
2/14/21   PckCp       2-1   VP.P       (ID: g111n1d)
2/15/21   B8          1-2   HR         (ID: g111n1e)
2/18/21   VP.P        1-2   IPG        (ID: g111n1f)
2/18/21   XctJlpbI    2-1   Gambit-2   (ID: g111n1g)
2/19/21   Winstrike   1-2   PckCp      (ID: g111n1h)
2/21/21   HR          2-0   XctJlpbI   (ID: g111n1i)
2/22/21   Winstrike   2-1   B8         (ID: g111n1j)
2/25/21   Gambit-2          VP.P       (ID: g111n1k)
2/25/21   IPG               PckCp      (ID: g111n1m)
GamesEnd