The plugins on minehut need to be updated soon. A lot of the plugins have already been tested on 1.18/1.18.1
Just to name a few *with links* :
https://dev.bukkit.org/projects/shopkeepers
The most recent file for shopkeepers is Dec 16, 2021. This is updated, 1.18 came out on Nov 30 2021 https://dev.bukkit.org/projects/worldedit
Most Recent file For World edit is Dec 11, 2021. The file name even says 1.18.1
https://www.spigotmc.org/resources/simple-tpa.64270/
Says on the page it has been tested already with 1.18
https://www.spigotmc.org/resources/luckperms.28140/
Says on the page it has been tested already with 1.18 https://songoda.com/marketplace/product/ultimatetimber-the-realistic-tree-chopper.18 Or UltimateTimber
Says on the page it has been tested already with 1.18
https://www.spigotmc.org/resources/viabackwards.27448/
Says on the page it has been tested already with 1.18
https://dev.bukkit.org/projects/openinv
Recent file is Dec 2, 2021
https://www.spigotmc.org/resources/excellentcrates-advanced-custom-crates-1-16-1-18.48732/ or GoldenCrates
Says on the page it has been tested already with 1.18
This is just a few of the plugins that need to be updated. Please minehut staff get this going.