diff --git a/mods/ITEMS/mcl_composters/init.lua b/mods/ITEMS/mcl_composters/init.lua
new file mode 100644
index 000000000..b63931ad7
--- /dev/null
+++ b/mods/ITEMS/mcl_composters/init.lua
@@ -0,0 +1,343 @@
+local S = minetest.get_translator(minetest.get_current_modname())
+
+--
+-- Composter mod, adds composters.
+--
+-- Copyleft 2022 by kabou
+-- GNU General Public Licence 3.0
+--
+
+local composter_description = S(
+	"Composter"
+)
+local composter_longdesc = S(
+	"Composters can convert various organic items into bonemeal."
+)
+local composter_usagehelp = S(
+	"Use organic items on the composter to fill it with layers of compost. " ..
+	"Every time an item is put in the composter, there is a chance that the " ..
+	"composter adds another layer of compost.  Some items have a bigger chance " ..
+	"of adding an extra layer than other items.  After filling up with 7 layers " ..
+	"of compost, the composter is full.  After a delay of approximately one " ..
+	"second the composter becomes ready and bone meal can be retrieved from it. " ..
+	"Right-clicking the composter takes out the bone meal empties the composter."
+)
+
+minetest.register_craft({
+	output = "mcl_composters:composter",
+	recipe = {
+		{"group:wood_slab", "", "group:wood_slab"},
+		{"group:wood_slab", "", "group:wood_slab"},
+		{"group:wood_slab", "group:wood_slab", "group:wood_slab"},
+	}
+})
+
+local compostability = {
+	["mcl_cake:cake"] = 100,
+	["mcl_farming:pumpkin_pie"] = 100,
+
+	["mcl_farming:potato_item_baked"] = 85,
+	["mcl_farming:bread"] = 85,
+	["mcl_farming:cookie"] = 85,
+	["mcl_farming:hay_block"] = 85,
+	-- mushroom cap block have 64 variants, wtf!?
+	["mcl_mushrooms:brown_mushroom_block_cap_111111"] = 85,
+	["mcl_mushrooms:red_mushroom_block_cap_111111"] = 85,
+	["mcl_nether:nether_wart_block"] = 85,
+	["mcl_mushroom:warped_wart_block"] = 85,
+
+	["mcl_core:apple"] = 65,
+	-- missing: azalea
+	["mcl_farming:beetroot_item"] = 65,
+	-- missing: big dripleaf
+	["mcl_farming:carrot_item"] = 65,
+	-- what's up with cocoa beans?
+	["mcl_dye:brown"] = 65,
+	["mcl_flowers:fern"] = 65,
+	["mcl_flowers:double_fern"] = 65,
+	["mcl_flowers:allium"] = 65,
+	["mcl_flowers:azure_bluet"] = 65,
+	["mcl_flowers:blue_orchid"] = 65,
+	["mcl_flowers:dandelion"] = 65,
+	["mcl_flowers:lilac"] = 65,
+	["mcl_flowers:oxeye_daisy"] = 65,
+	["mcl_flowers:poppy"] = 65,
+	["mcl_flowers:tulip_orange"] = 65,
+	["mcl_flowers:tulip_pink"] = 65,
+	["mcl_flowers:tulip_red"] = 65,
+	["mcl_flowers:tulip_white"] = 65,
+	["mcl_flowers:peony"] = 65,
+	["mcl_flowers:rose_bush"] = 65,
+	["mcl_flowers:sunflower"] = 65,
+	["mcl_flowers:waterlily"] = 65,
+	["mcl_farming:melon"] = 65,
+	-- missing: moss block?
+	-- mushroom aliases below?
+	["mcl_farming:mushroom_brown"] = 65,
+	["mcl_mushrooms:mushroom_brown"] = 65,
+	["mcl_farming:mushroom_red"] = 65,
+	["mcl_mushrooms:mushroom_red"] = 65,
+	["mcl_mushrooms:brown_mushroom_block_stem_full"] = 65,
+	["mcl_mushrooms:red_mushroom_block_stem_full"] = 65,
+	-- nether wart
+	["mcl_farming:potato_item"] = 65,
+	["mcl_farming:pumpkin"] = 65,
+	["mcl_farming:pumpkin_face_light"] = 65,
+	["mcl_ocean:sea_pickle_"] = 65,
+	["mcl_mushroom:shroomlight"] = 65,
+	-- missing: spore blossom
+	["mcl_farming:wheat_item"] = 65,
+	["mcl_mushroom:crimson_fungus"] = 65,
+	["mcl_mushroom:warped_fungus"] = 65,
+	["mcl_mushroom:crimson_roots"] = 65,
+	["mcl_mushroom:warped_roots"] = 65,
+
+	["mcl_core:cactus"] = 50,
+	["mcl_ocean:dried_kelp_block"] = 50,
+	-- missing: flowering azalea leaves
+	-- missing: glow lichen
+	["mcl_farming:melon_item"] = 50,
+	["mcl_mushroom:nether_sprouts"] = 50,
+	["mcl_core:reeds"] = 50,
+	["mcl_flowers:double_grass"] = 50,
+	["mcl_core:vine"] = 50,
+	-- missing: weeping vines
+	["mcl_mushroom:twisting_vines"] = 50,
+
+	["mcl_flowers:tallgrass"] = 30,
+	["mcl_farming:beetroot_seeds"] = 30,
+	["mcl_core:dirt_with_grass"] = 30,
+	["mcl_core:tallgrass"] = 30,
+	["mcl_ocean:dried_kelp"] = 30,
+	["mcl_ocean:kelp"] = 30,
+	["mcl_core:leaves"] = 30,
+	["mcl_core:acacialeaves"] = 30,
+	["mcl_core:birchleaves"] = 30,
+	["mcl_core:darkleaves"] = 30,
+	["mcl_core:jungleleaves"] = 30,
+	["mcl_core:spruceleaves"] = 30,
+	--
+	["mcl_farming:melon_seeds"] = 30,
+	-- missing: moss carpet
+	["mcl_farming:pumpkin_seeds"] = 30,
+	["mcl_core:sapling"] = 30,
+	["mcl_core:acaciasapling"] = 30,
+	["mcl_core:birchsapling"] = 30,
+	["mcl_core:darksapling"] = 30,
+	["mcl_core:junglesapling"] = 30,
+	["mcl_core:sprucesapling"] = 30,
+	["mcl_ocean:seagrass"] = 30,
+	-- missing: small dripleaf
+	["mcl_sweet_berry:sweet_berry"] = 30,
+	["mcl_farming:sweet_berry"] = 30,
+	["mcl_farming:wheat_seeds"] = 30,
+
+}
+
+local function composter_add_item(pos, node, player, itemstack, pointed_thing)
+	--
+	-- handler for filling the composter when rightclicked
+	--
+	-- as an on_rightclick handler, it returns an itemstack
+	--
+	if not player or (player:get_player_control() and player:get_player_control().sneak) then
+		return itemstack
+	end
+	if not itemstack and itemstack:is_empty() then
+		return itemstack
+	end
+	local itemname = itemstack:get_name()
+	local chance = compostability[itemname]
+	if chance then
+		if not minetest.is_creative_enabled(player:get_player_name()) then
+			itemstack:take_item()
+		end
+		-- calculate leveling up chance
+		local rand = math.random(0,100)
+		if chance >= rand then
+			-- get current compost level
+			local node_defs = minetest.registered_nodes[node.name]
+			local level = node_defs["_mcl_compost_level"]
+			-- spawn green particles above new layer
+			mcl_dye.add_bone_meal_particle(vector.add(pos, vector.new(0, level/8, 0)))
+			-- TODO: play some sounds
+			-- update composter block
+			if level < 7 then
+				level = level + 1
+			else
+				level = "ready"
+			end
+			minetest.swap_node(pos, {name = "mcl_composters:composter_" .. level})
+			-- a full composter becomes ready for harvest after one second
+			-- the block will get updated by the node timer callback set in node reg def
+			if level == 7 then
+				local timer = minetest.get_node_timer(pos)
+				timer:start(1)
+			end
+		end
+	end
+	return itemstack
+end
+
+local function composter_ready(pos)
+	--
+	-- update the composter block to ready for harvesting
+	-- this function is a node callback on_timer.
+	-- the timer is set in function 'composter_fill' when composter level is 7
+	--
+	-- returns false in order to cancel further activity of the timer
+	--
+	minetest.swap_node(pos, {name = "mcl_composters:composter_ready"})
+	-- maybe spawn particles again?
+	-- TODO: play some sounds
+	return false
+end
+
+local function composter_harvest(pos, node, player, itemstack, pointed_thing)
+	--
+	-- handler for harvesting bone meal from a ready composter when rightclicked
+	--
+	if not player or (player:get_player_control() and player:get_player_control().sneak) then
+		return
+	end
+	-- reset ready type composter to empty type
+	minetest.swap_node(pos, {name="mcl_composters:composter"})
+	-- spawn bone meal item (wtf dye?! is this how they make white cocoa)
+	minetest.add_item(pos, "mcl_dye:white")
+	-- TODO play some sounds
+
+end
+
+local function composter_get_nodeboxes(level)
+	--
+	-- Convenience function to construct the nodeboxes for varying levels of compost
+	--
+	local top_y_tbl = {[0]=-7, -5, -3, -1, 1, 3, 5, 7}
+	local top_y = top_y_tbl[level] / 16
+	return {
+		type = "fixed",
+		fixed = {
+			{-0.5,   -0.5, -0.5,  -0.375, 0.5,   0.5},   -- Left wall
+			{ 0.375, -0.5, -0.5,   0.5,   0.5,   0.5},   -- Right wall
+			{-0.375, -0.5,  0.375, 0.375, 0.5,   0.5},   -- Back wall
+			{-0.375, -0.5, -0.5,   0.375, 0.5,  -0.375}, -- Front wall
+			{-0.5,   -0.5, -0.5,   0.5,   top_y, 0.5},   -- Bottom level
+		}
+	}
+end
+
+--
+-- Register empty composter node
+-- This is the base model that is craftable and can be placed in an inventory
+--
+minetest.register_node("mcl_composters:composter", {
+	description = composter_description,
+	_tt_help = S("Converts organic items into bonemeal"),
+	_doc_items_longdesc = composter_longdesc,
+	_doc_items_usagehelp = composter_usagehelp,
+	paramtype = "light",
+	drawtype = "nodebox",
+	node_box = composter_get_nodeboxes(0),
+	selection_box = {type = "regular"},
+	tiles = {
+		"mcl_composter_bottom.png^mcl_composter_top.png",
+		"mcl_composter_bottom.png",
+		"mcl_composter_side.png"
+	},
+	use_texture_alpha = minetest.features.use_texture_alpha_string_modes and "opaque" or false,
+	is_ground_content = false,
+	groups = {
+		handy=1, material_wood=1, deco_block=1, dirtifier=1,
+		flammable=2, fire_encouragement=3, fire_flammability=4,
+	},
+	sounds = mcl_sounds.node_sound_wood_defaults(),
+	_mcl_hardness = 0.6,
+	_mcl_blast_resistance = 0.6,
+	_mcl_compost_level = 0,
+	on_rightclick = composter_add_item
+})
+
+--
+-- Template function for composters with compost
+-- For each fill level a custom node is registered
+--
+local function register_filled_composter(level)
+	local id = "mcl_composters:composter_"..level
+	minetest.register_node(id, {
+		description = S("Composter") .. " (" .. level .. "/7 " .. S("filled") .. ")",
+		_doc_items_create_entry = false,
+		paramtype = "light",
+		drawtype = "nodebox",
+		node_box = composter_get_nodeboxes(level),
+		selection_box = {type = "regular"},
+		tiles = {
+			"mcl_composter_compost.png^mcl_composter_top.png",
+			"mcl_composter_bottom.png",
+			"mcl_composter_side.png"
+		},
+		use_texture_alpha = minetest.features.use_texture_alpha_string_modes and "opaque" or false,
+		is_ground_content = false,
+		groups = {
+			handy=1, material_wood=1, deco_block=1, dirtifier=1,
+			not_in_creative_inventory=1, not_in_craft_guide=1,
+			flammable=2, fire_encouragement=3, fire_flammability=4,
+			comparator_signal=level
+		},
+		sounds = mcl_sounds.node_sound_wood_defaults(),
+		drop = "mcl_composters:composter",
+		_mcl_hardness = 0.6,
+		_mcl_blast_resistance = 0.6,
+		_mcl_compost_level = level,
+		on_rightclick = composter_add_item,
+		on_timer = composter_ready
+	})
+
+	-- Add entry aliases for the Help
+	if minetest.get_modpath("doc") then
+		doc.add_entry_alias("nodes", "mcl_composters:composter", "nodes", id)
+	end
+end
+
+--
+-- Register filled composters (7 levels)
+--
+for level = 1, 7 do
+	register_filled_composter(level)
+end
+
+--
+-- Register composter ready to be harvested
+--
+minetest.register_node("mcl_composters:composter_ready", {
+	description = S("Composter") .. "(" .. S("ready for harvest") .. ")",
+	_doc_items_create_entry = false,
+	use_texture_alpha = minetest.features.use_texture_alpha_string_modes and "opaque" or false,
+	paramtype = "light",
+	drawtype = "nodebox",
+	node_box = composter_get_nodeboxes(7),
+	selection_box = {type = "regular"},
+	tiles = {
+		"mcl_composter_ready.png^mcl_composter_top.png",
+		"mcl_composter_bottom.png",
+		"mcl_composter_side.png"
+	},
+	is_ground_content = false,
+	groups = {
+		handy=1, material_wood=1, deco_block=1, dirtifier=1,
+		not_in_creative_inventory=1, not_in_craft_guide=1,
+		flammable=2, fire_encouragement=3, fire_flammability=4,
+		comparator_signal=8
+	},
+	sounds = mcl_sounds.node_sound_wood_defaults(),
+	drop = "mcl_composters:composter",
+	_mcl_hardness = 0.6,
+	_mcl_blast_resistance = 0.6,
+	_mcl_compost_level = 7,
+	on_rightclick = composter_harvest
+})
+
+-- Add entry aliases for the Help
+if minetest.get_modpath("doc") then
+	doc.add_entry_alias("nodes", "mcl_composters:composter", 
+		"nodes", "mcl_composters:composter_ready" )
+end
diff --git a/mods/ITEMS/mcl_composters/locale/template.txt b/mods/ITEMS/mcl_composters/locale/template.txt
new file mode 100644
index 000000000..c5f9bb858
--- /dev/null
+++ b/mods/ITEMS/mcl_composters/locale/template.txt
@@ -0,0 +1,7 @@
+# textdomain: mcl_composters
+Composter=
+Composters can convert various organic items into bonemeal.=
+Use organic items on the composter to fill it with layers of compost. Every time an item is put in the composter, there is a chance that the composter adds another layer of compost.  Some items have a bigger chance of adding an extra layer than other items.  After filling up with 7 layers of compost, the composter is full. After a delay of approximately one second the composter becomes ready and bone meal can be retrieved from it. Right-clicking the composter takes out the bone meal empties the composter."=
+filled=
+ready for harvest=
+Converts organic items into bonemeal=
diff --git a/mods/ITEMS/mcl_composters/mod.conf b/mods/ITEMS/mcl_composters/mod.conf
new file mode 100644
index 000000000..86d729887
--- /dev/null
+++ b/mods/ITEMS/mcl_composters/mod.conf
@@ -0,0 +1,5 @@
+name = mcl_composters
+author = kabou
+description = Composters can convert various organic items into bonemeal.
+depends = mcl_core, mcl_sounds, mcl_dye
+optional_depends = doc
diff --git a/mods/ITEMS/mcl_composters/textures/mcl_composter_bottom.png b/mods/ITEMS/mcl_composters/textures/mcl_composter_bottom.png
new file mode 100644
index 000000000..cfed3a8a5
Binary files /dev/null and b/mods/ITEMS/mcl_composters/textures/mcl_composter_bottom.png differ
diff --git a/mods/ITEMS/mcl_composters/textures/mcl_composter_compost.png b/mods/ITEMS/mcl_composters/textures/mcl_composter_compost.png
new file mode 100644
index 000000000..afda87c71
Binary files /dev/null and b/mods/ITEMS/mcl_composters/textures/mcl_composter_compost.png differ
diff --git a/mods/ITEMS/mcl_composters/textures/mcl_composter_ready.png b/mods/ITEMS/mcl_composters/textures/mcl_composter_ready.png
new file mode 100644
index 000000000..7caf79f96
Binary files /dev/null and b/mods/ITEMS/mcl_composters/textures/mcl_composter_ready.png differ
diff --git a/mods/ITEMS/mcl_composters/textures/mcl_composter_side.png b/mods/ITEMS/mcl_composters/textures/mcl_composter_side.png
new file mode 100644
index 000000000..c9e5a6fe3
Binary files /dev/null and b/mods/ITEMS/mcl_composters/textures/mcl_composter_side.png differ
diff --git a/mods/ITEMS/mcl_composters/textures/mcl_composter_top.png b/mods/ITEMS/mcl_composters/textures/mcl_composter_top.png
new file mode 100644
index 000000000..fc6e202d3
Binary files /dev/null and b/mods/ITEMS/mcl_composters/textures/mcl_composter_top.png differ
diff --git a/mods/ITEMS/mcl_hoppers/init.lua b/mods/ITEMS/mcl_hoppers/init.lua
index 36a21ad95..8245a0b26 100644
--- a/mods/ITEMS/mcl_hoppers/init.lua
+++ b/mods/ITEMS/mcl_hoppers/init.lua
@@ -343,7 +343,7 @@ minetest.register_abm({
 		local abovenode = minetest.get_node({x=pos.x, y=pos.y+1, z=pos.z})
 		if not minetest.registered_items[abovenode.name] then return end
 		-- Don't bother checking item enties if node above is a container (should save some CPU)
-		if minetest.registered_items[abovenode.name].groups.container then
+		if minetest.get_item_group(abovenode.name, "container") then
 			return
 		end
 		local meta = minetest.get_meta(pos)
@@ -397,7 +397,7 @@ minetest.register_abm({
 		-- Suck an item from the container above into the hopper
 		local upnode = minetest.get_node(uppos)
 		if not minetest.registered_nodes[upnode.name] then return end
-		local g = minetest.registered_nodes[upnode.name].groups.container
+		local g = minetest.get_item_group(upnode.name, "container")
 		local sucked = mcl_util.move_item_container(uppos, pos)
 
 		-- Also suck in non-fuel items from furnace fuel slot
@@ -442,7 +442,7 @@ minetest.register_abm({
 		-- Suck an item from the container above into the hopper
 		local abovenode = minetest.get_node(above)
 		if not minetest.registered_nodes[abovenode.name] then return end
-		local g = minetest.registered_nodes[abovenode.name].groups.container
+		local g = minetest.get_item_group(abovenode.name, "container")
 		local sucked = mcl_util.move_item_container(above, pos)
 
 		-- Also suck in non-fuel items from furnace fuel slot
@@ -454,7 +454,7 @@ minetest.register_abm({
 		end
 
 		-- Move an item from the hopper into the container to which the hopper points to
-		local g = minetest.registered_nodes[frontnode.name].groups.container
+		local g = minetest.get_item_group(frontnode.name, "container")
 		if g == 2 or g == 3 or g == 5 or g == 6 then
 			mcl_util.move_item_container(pos, front)
 		elseif g == 4 then