diff --git a/dumpnodes/init.lua b/dumpnodes/init.lua
new file mode 100644
index 0000000..da625e3
--- /dev/null
+++ b/dumpnodes/init.lua
@@ -0,0 +1,91 @@
+-- twi_mods/dumpnodes/init.lua
+-- minetestmapper development mod (node dumper)
+--[[
+	A list of original contributors can be found at https://github.com/minetest/minetestmapper/blob/master/AUTHORS
+
+	Copyright (c) 2013-2014, Miroslav Bendík and various contributors (see AUTHORS)
+	All rights reserved.
+
+	Redistribution and use in source and binary forms, with or without
+	modification, are permitted provided that the following conditions are met:
+
+	1. Redistributions of source code must retain the above copyright notice, this
+	list of conditions and the following disclaimer.
+	2. Redistributions in binary form must reproduce the above copyright notice,
+	this list of conditions and the following disclaimer in the documentation
+	and/or other materials provided with the distribution.
+
+	THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+	ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+	WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+	DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+	ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+	(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+	LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+	ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+	(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+	SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+]]
+
+local function get_tile(tiles, n)
+	local tile = tiles[n]
+	if type(tile) == 'table' then
+		return tile.name or tile.image
+	end
+	return tile
+end
+
+local function pairs_s(dict)
+	local keys = {}
+	for k in pairs(dict) do
+		keys[#keys + 1] = k
+	end
+	table.sort(keys)
+	return ipairs(keys)
+end
+
+minetest.register_chatcommand("dumpnodes", {
+	description = "Dump node and texture list for use with minetestmapper",
+	privs = { server = true },
+	func = function()
+		local ntbl = {}
+		for _, nn in pairs_s(minetest.registered_nodes) do
+			local prefix, name = nn:match('(.*):(.*)')
+			if prefix == nil or name == nil then
+				print("ignored(1): " .. nn)
+			else
+				if ntbl[prefix] == nil then
+					ntbl[prefix] = {}
+				end
+				ntbl[prefix][name] = true
+			end
+		end
+		local out, err = io.open(minetest.get_worldpath() .. "/nodes.txt", 'wb')
+		if not out then
+			return true, err
+		end
+		local n = 0
+		for _, prefix in pairs_s(ntbl) do
+			out:write('# ' .. prefix .. '\n')
+			for _, name in pairs_s(ntbl[prefix]) do
+				local nn = prefix .. ":" .. name
+				local nd = minetest.registered_nodes[nn]
+				local tiles = nd.tiles or nd.tile_images
+				if tiles == nil or nd.drawtype == 'airlike' then
+					print("ignored(2): " .. nn)
+				else
+					local tex = get_tile(tiles, 1)
+					tex = (tex .. '^'):match('%(*(.-)%)*^') -- strip modifiers
+					if tex:find("[combine", 1, true) then
+						tex = tex:match('.-=([^:]-)') -- extract first texture
+					end
+					out:write(nn .. ' ' .. tex .. '\n')
+					n = n + 1
+				end
+			end
+			out:write('\n')
+		end
+		out:close()
+		return true, n .. " nodes dumped."
+	end,
+})
diff --git a/dumpnodes/mod.conf b/dumpnodes/mod.conf
new file mode 100644
index 0000000..547bd20
--- /dev/null
+++ b/dumpnodes/mod.conf
@@ -0,0 +1,2 @@
+name = dumpnodes
+description = minetestmapper development mod (node dumper)
\ No newline at end of file