Auth	Authentication, login, logout, keepalive, etc.
Init	Server setup
Media	Asset transfer
Map		Map data
Items	Inventory actions
Entity	Entity messages
Chat	Chat output
Camera	Camera settings; fov, offset, etc.
Form	Formspec operations
Parti	Particle FX
Envi	Environmental settings; sky, sun, moon, ambient light
Audio	Audio control
HUD		HUD operations
Stat	Built-in breath/health system
CSS		Client scripts
——————————————————————————————————————————————————————————————
Auth	TOCLIENT_HELLO
Auth	TOCLIENT_AUTH_ACCEPT
Auth	TOCLIENT_ACCEPT_SUDO_MODE
Auth	TOCLIENT_DENY_SUDO_MODE
Auth	TOCLIENT_ACCESS_DENIED
Auth	TOCLIENT_INIT
Map		TOCLIENT_BLOCKDATA
Map		TOCLIENT_ADDNODE
Map		TOCLIENT_REMOVENODE
Items	TOCLIENT_INVENTORY
Envi	TOCLIENT_TIME_OF_DAY
Auth	TOCLIENT_CSM_RESTRICTION_FLAGS
Phys	TOCLIENT_PLAYER_SPEED
Media	TOCLIENT_MEDIA_PUSH
Chat	TOCLIENT_CHAT_MESSAGE
Entity	TOCLIENT_ACTIVE_OBJECT_REMOVE_ADD
Entity	TOCLIENT_ACTIVE_OBJECT_MESSAGES
Stat	TOCLIENT_HP
Phys	TOCLIENT_MOVE_PLAYER
Auth	TOCLIENT_ACCESS_DENIED_LEGACY
Camera	TOCLIENT_FOV
Form	TOCLIENT_DEATHSCREEN
Media	TOCLIENT_MEDIA
Init	TOCLIENT_NODEDEF
Media	TOCLIENT_ANNOUNCE_MEDIA
Init	TOCLIENT_ITEMDEF
Audio	TOCLIENT_PLAY_SOUND
Audio	TOCLIENT_STOP_SOUND
Auth	TOCLIENT_PRIVILEGES
Form	TOCLIENT_INVENTORY_FORMSPEC
Items	TOCLIENT_DETACHED_INVENTORY
Form	TOCLIENT_SHOW_FORMSPEC
Phys	TOCLIENT_MOVEMENT
Parti	TOCLIENT_SPAWN_PARTICLE
Parti	TOCLIENT_ADD_PARTICLESPAWNER
HUD		TOCLIENT_HUDADD
HUD		TOCLIENT_HUDRM
HUD		TOCLIENT_HUDCHANGE
HUD		TOCLIENT_HUD_SET_FLAGS
HUD		TOCLIENT_HUD_SET_PARAM
Stat	TOCLIENT_BREATH
Envi	TOCLIENT_SET_SKY
Envi	TOCLIENT_OVERRIDE_DAY_NIGHT_RATIO
Entity	TOCLIENT_LOCAL_PLAYER_ANIMATIONS
Camera	TOCLIENT_EYE_OFFSET
Parti	TOCLIENT_DELETE_PARTICLESPAWNER
Envi	TOCLIENT_CLOUD_PARAMS
Audio	TOCLIENT_FADE_SOUND
Auth	TOCLIENT_UPDATE_PLAYER_LIST
CSS		TOCLIENT_MODCHANNEL_MSG
CSS		TOCLIENT_MODCHANNEL_SIGNAL
Map		TOCLIENT_NODEMETA_CHANGED
Envi	TOCLIENT_SET_SUN
Envi	TOCLIENT_SET_MOON
Envi	TOCLIENT_SET_STARS
Auth	TOSERVER_SRP_BYTES_S_B
Form	TOCLIENT_FORMSPEC_PREPEND
HUD		TOCLIENT_MINIMAP_MODES