This mod would be save player's advancement data files and scoreboard file(scoreboard.dat) when player has completed any advancement criteria on multi-thread with thread safety works. so it doesn't cause server lag directly.
This mod is made for BlazeandCave's Advancements Pack Speedrunners.
External resources
Project members
RedLime
Member
Technical information
License
GPL-3.0-only
Client side
optional
Server side
optional
Project ID