diff --git a/mods/lzr_editor/init.lua b/mods/lzr_editor/init.lua
new file mode 100644
index 0000000..1d6c008
--- /dev/null
+++ b/mods/lzr_editor/init.lua
@@ -0,0 +1,32 @@
+local S = minetest.get_translator("lzr_editor")
+
+minetest.register_chatcommand("editor", {
+	privs = { server = true },
+	description = S("Start level editor"),
+	params = S("[ enter | exit ]"),
+	func = function(name, param)
+		if param == "" or param == "enter" then
+			lzr_gamestate.set_state(lzr_gamestate.EDITOR)
+			return true
+		elseif param == "exit" then
+			lzr_gamestate.set_state(lzr_gamestate.MENU)
+			return true
+		end
+		return false
+	end,
+})
+
+lzr_gamestate.register_on_enter_state(function(state)
+	if state == lzr_gamestate.EDITOR then
+		local player = minetest.get_player_by_name("singleplayer")
+		lzr_player.set_editor_inventory(player)
+		lzr_gui.set_editor_gui(player)
+	end
+end)
+lzr_gamestate.register_on_exit_state(function(state)
+	if state == lzr_gamestate.EDITOR then
+		local player = minetest.get_player_by_name("singleplayer")
+		lzr_player.set_play_inventory(player)
+		lzr_gui.set_play_gui(player)
+	end
+end)
diff --git a/mods/lzr_editor/mod.conf b/mods/lzr_editor/mod.conf
new file mode 100644
index 0000000..ccebd9b
--- /dev/null
+++ b/mods/lzr_editor/mod.conf
@@ -0,0 +1,2 @@
+name = lzr_editor
+depends = lzr_gamestate, lzr_gui, lzr_player
diff --git a/mods/lzr_gamestate/init.lua b/mods/lzr_gamestate/init.lua
index c68d2a7..2cfef6c 100644
--- a/mods/lzr_gamestate/init.lua
+++ b/mods/lzr_gamestate/init.lua
@@ -31,6 +31,7 @@ lzr_gamestate.set_state = function(new_state)
 	end
 
 	current_state = new_state
+	minetest.log("action", "[lzr_gamestate] Game state changed to "..tostring(current_state))
 end
 
 lzr_gamestate.get_state = function()
diff --git a/mods/lzr_gui/init.lua b/mods/lzr_gui/init.lua
index 9085d30..766a9fc 100644
--- a/mods/lzr_gui/init.lua
+++ b/mods/lzr_gui/init.lua
@@ -1,7 +1,16 @@
+lzr_gui = {}
+
+lzr_gui.set_play_gui = function(player)
+	player:hud_set_hotbar_itemcount(3)
+end
+lzr_gui.set_editor_gui = function(player)
+	player:hud_set_hotbar_itemcount(8)
+end
+
 minetest.register_on_joinplayer(function(player)
 	player:hud_set_flags({minimap = false, minimap_radar = false, healthbar = false, breathbar = false})
-	player:hud_set_hotbar_itemcount(8)
 	player:set_inventory_formspec(
 		"formspec_version[4]size[11,6]list[current_player;main;0.5,0.5;8,4]"
 	)
+	lzr_gui.set_play_gui(player)
 end)
diff --git a/mods/lzr_player/init.lua b/mods/lzr_player/init.lua
index 4771637..a868a77 100644
--- a/mods/lzr_player/init.lua
+++ b/mods/lzr_player/init.lua
@@ -1,6 +1,16 @@
+lzr_player = {}
+
+lzr_player.set_play_inventory = function(player)
+	local inv = player:get_inventory()
+	inv:set_size("main", 3)
+end
+lzr_player.set_editor_inventory = function(player)
+	local inv = player:get_inventory()
+	inv:set_size("main", 32)
+end
+
 minetest.register_on_joinplayer(function(player)
 	local inv = player:get_inventory()
-	inv:set_size("main", 8)
 	inv:set_size("craft", 0)
 	player:set_sky({
 		sky_color = {
@@ -20,6 +30,7 @@ minetest.register_on_joinplayer(function(player)
 		color = "#FFFFFF",
 	})
 
+	lzr_player.set_play_inventory(player)
 end)
 
 -- Can't drop items