#Use a slightly more compact, but also slightly slower representation for block states compactFastMap = false #Replace objects used to detect multi-threaded access to chunks by a much smaller field. This option is disabled by default due to very rare and very hard-to-reproduce crashes, use at your own risk! useSmallThreadingDetector = false #Deduplicate cached data for blockstates, most importantly collision and render shapes blockstateCacheDeduplication = true #Save memory overhead from empty data component maps/patched dataComponentPatch = true #Replace the blockstate neighbor table replaceNeighborLookup = true #Do not store the properties of a state explicitly and read themfrom the replace neighbor table instead. Requires replaceNeighborLookup to be enabled replacePropertyMap = true