Hello is this a good combination of performance mods ?

fabric 1.21.7 running on a small budget 4gb ram server 2 cores Ryzen 9 7950x3d

i usually use whatever this modpack uses without servercore or tt20

https://modrinth.com/modpack/server-optimizationn/version/1.21.7-1.1

What do you need skinrestore for

to still get skins when my server is in offline mode

I see

We don't allow the usage of offlinemode, and strictly against it.
The only circumstances that will ever be accepted is for
Lan games ONLY
Issues with mojang servers on international level