Whether command blocks notify admins when commands are executed
Disables the check in a server whether a player is moving too fast
Disables Raids (added in 1.14.3)
Whether time advances in the day/night cycle. If set to false, time will stop at the current moment.
Whether entities should have drops
Whether fire should naturally spread and then extinguish
Whether player immediately respawns without seeing the respawn menu (the respawn menu displays the message that you died with the options to respawn or go to the main menu) (added in 1.15)
Whether phantoms will spawn at night if a player hasn't slept (added in 1.15)
Limit crafting to recipes that are unlocked
Whether mobs should have drops
Whether mobs should spawn naturally
Whether patrols should spawn (added in 1.15.2)
Whether blocks should have drops
Whether wandering traders should spawn (added in 1.15.2)
Whether weather changes. If set to false, weather will stop at current cycle.
Whether drowning causes damage (added in 1.15)
Whether falls cause damage (added in 1.15)
Whether fire causes damage (added in 1.15)
Whether players keep their inventory after dying
Whether admin commands are added to the server log
Maximum length of command chain
Maximum number of entities that can be crammed
Whether mobs can pick up items or change blocks
Whether players can regenerate health naturally through their hunger bar
Sets the speed of how fast things grow or decay (such as the growth of a sapling into a tree).
0 disables the random tick. The higher the value, the faster the random tick.
Whether debug screen hides some information
Whether feedback from player commands appears in the chat
Whether a message appears in the chat when a player dies
Controls how far from the world spawn point you can spawn
Whether spectators can generate chunks in the game