Free SR's Structure Limits 1.9.1b

My server without structure limit 20 000+ structures per tribe and 25gb ram used.
My server with a structure limit of 5000 structures per tribe and 10gb ram used.

Also customizable.
Limits of specific structures..yes
Limits of structures in the area...yes
Limits of structures per tribe...yes
Whitelist of sturucuters..yes
10/10

Top plugin with many possibilities

very useful for blocking constructions on a event map, or limiting them on a tame map