Classmate Ultimate Massive Sigma is really simple modpack for class servers
Description
This is the modpack you want for server, it contains Terralith for more biome & structure explorations Sky villages, and voice chat to let you talk ingame. For easier life this modpack contains treeharvester and Veints ( activate with ,,Shift" and Quark
Also it contains few peformance & optimalization mods for slower PCs