Mods for 1.18.1
3 mods match your filters.
Chunkyby pop4959
Pre-generates chunks, quickly and efficiently
FabricForgeNeoForge
1.13.2 – 26.3
Replant Swamp Treesby rutrum
Can replant swamp trees using oak saplings in swamp biomes.
Fabric
1.17.1 – 26.1
Rob's Floating Islandsby Kreepz
A vanilla+ mod that adds small floating islands with treasure
ForgeNeoForge
1.16 – 1.21.1