diff --git a/README.txt b/README.txt
index babee53..c8bba47 100644
--- a/README.txt
+++ b/README.txt
@@ -1,15 +1,97 @@
-==========================================================
-Giftbox Mod v2.1 by sorcerykid
+Giftbox Mod v2.2
+By Leslie E. Krause
 
 https://forum.minetest.net/viewtopic.php?f=9&t=19133
 
+Repository
+----------------------
 
-License of source code
+Browse source code:
+  https://bitbucket.org/sorcerykid/giftbox
+
+Download archive:
+  https://bitbucket.org/sorcerykid/giftbox/get/master.zip
+  https://bitbucket.org/sorcerykid/giftbox/get/master.tar.gz
+
+Revision History
+----------------------
+
+Version 1.0b (12-Jan-2018)
+  - initial version within doors mod
+
+Version 2.0 (31-Aug-2018)
+  - separated common routines into standalone mod
+  - included support files for public release
+
+Version 1.0a (Build 01)
+  - initial build
+
+Version 1.1a (Build 02)
+  - moved configuration settings into separate file
+  - made infotext of admin giftbox configurable
+  - made background of admin giftbox configurable
+  - changed debug log messages into tokenized strings
+
+Version 2.0b (Build 03)
+  - merged colored giftboxes from mt_seasons mod
+  - added aliases for original colored giftboxes
+  - improved end-user customizations of giftbox
+
+Version 2.0 (Build 04)
+  - renamed admin giftbox to "present" for distinction
+  - created textures for newly registered nodes
+  - renamed associated texture files of present
+  - replaced owner meta for present with sender instead
+  - added protection check to inventory take of present
+  - disabled formspec for recipient of empty present
+  - added sender/receiver checks when digging giftbox
+  - made default infotext of giftbox configurable
+  - changed owner of giftbox to placer for simplicity
+  - set default receiver of giftbox during placement
+  - switched all prior references of owner to receiver
+  - registered alias for original admin giftbox
+
+Version 2.1 (Build 05)
+  - escaped giftbox message in formspec string
+  - improved validation of giftbox message input
+
+Version 2.2 (Build 06)
+  - added dependency for formspecs and ownership mods
+  - introduced packages with specialized behavior
+  - created textures for newly registered items
+  - fixed regex during validation of recipient names
+  - fixed erroneous checks against unowned nodes
+  - general code refactoring and reformatting
+
+Dependencies
+----------------------
+
+Default Mod (required)
+  https://github.com/minetest/minetest_game/default
+
+ActiveFormspecs Mod (required)
+  https://bitbucket.org/sorcerykid/formspecs
+
+Basic Ownership Mod (required)
+  https://bitbucket.org/sorcerykid/ownership
+
+Compatability
+----------------------
+
+Minetest 0.4.15+ required
+
+Installation
+----------------------
+
+  1) Unzip the archive into the mods directory of your game
+  2) Rename the giftbox-master directory to "giftbox"
+
+Source Code License
 ----------------------------------------------------------
 
 GNU Lesser General Public License v3 (LGPL-3.0)
 
-Copyright (c) 2016-2017, Leslie E. Krause
+Copyright (c) 2016-2018, Leslie E. Krause
 
 Original source code by maikerumine:
 https://github.com/maikerumine/just_test_tribute/blob/master/mods/mt_seasons/nodes.lua
@@ -24,9 +106,7 @@ See the GNU Lesser General Public License for more details.
 
 http://www.gnu.org/licenses/lgpl-2.1.html
 
-
-
-License of media (textures, sounds, and models)
+Multimedia License (textures, sounds, and models)
 ----------------------------------------------------------
 
 Attribution-ShareAlike 3.0 Unported (CC BY-SA 3.0)
diff --git a/config.lua b/config.lua
index 2a1f1b2..04e150d 100644
--- a/config.lua
+++ b/config.lua
@@ -2,6 +2,7 @@
 
 giftbox.present_infotext = "Christmas Present"
 giftbox.present_greeting = "present_greeting.png"
+giftbox.package_viewer = "package_viewer.png"
 
 giftbox.present_items = {
 	"default:torch 60",
@@ -35,8 +36,9 @@ giftbox.present_items = {
 	"default:meselamp 10",
 }
 
-giftbox.giftbox_message_length_min = 5
-giftbox.giftbox_message_length_max = 150
+giftbox.parcel_public_description = "Parcel"
+giftbox.parcel_private_description = "Parcel for %s"
+
 giftbox.giftbox_public_infotext1 = "Gift Box"
 giftbox.giftbox_public_infotext2 = "'%s'"
 giftbox.giftbox_private_infotext1 = "Gift Box for %s"
@@ -44,27 +46,16 @@ giftbox.giftbox_private_infotext2 = "Dear %s: '%s'"
 
 giftbox.giftbox_drops = {
 	-- digging gift box allows for a single drop of items with a given a rarity
-	{ items = { "default:mese" }, rarity = 75 },
-	{ items = { "protector:protect" }, rarity = 75 },
+	{ items = { "default:sword_diamond" }, rarity = 50 },
+	{ items = { "default:sword_bronze" }, rarity = 25 },
 
-	{ items = { "default:diamondblock" }, rarity = 50 },
-	{ items = { "default:goldblock" }, rarity = 50 },
+	{ items = { "default:pick_diamond" }, rarity = 50 },
+	{ items = { "default:pick_bronze" }, rarity = 25 },
 
-	{ items = { "default:coalblock 10" }, rarity = 25 },
-	{ items = { "default:obsidian 20" }, rarity = 25 },
-
-	{ items = { "default:sword_diamond" }, rarity = 20 },
-	{ items = { "default:sword_bronze" }, rarity = 10 },
-
-	{ items = { "default:pick_diamond" }, rarity = 20 },
-	{ items = { "default:pick_bronze" }, rarity = 10 },
-
-	{ items = { "default:gold_lump 10" }, rarity = 5 },
-	{ items = { "default:coal_lump 20" }, rarity = 5 },
-
-	{ items = { "default:orange 20" }, rarity = 5 },
-	{ items = { "default:apple 30" }, rarity = 5 },
+	{ items = { "default:gold_lump 5" }, rarity = 10 },
+	{ items = { "default:coal_lump 10" }, rarity = 10 },
 
 	-- default drop must be placed last and have rarity of 0 to avoid empty drops
 	{ items = { "farming:gingerbread_cookie 5", "farming:candycane 10" }, rarity = 0 },
 }
+
diff --git a/depends.txt b/depends.txt
index 4ad96d5..3664608 100644
--- a/depends.txt
+++ b/depends.txt
@@ -1 +1,3 @@
 default
+formspecs
+ownership
diff --git a/init.lua b/init.lua
index 0939318..4de4cd6 100644
--- a/init.lua
+++ b/init.lua
@@ -1,10 +1,10 @@
 --------------------------------------------------------
--- Minetest :: Giftbox Mod v2.1 (giftbox)
+-- Minetest :: Giftbox Mod v2.2 (giftbox)
 --
 -- See README.txt for licensing and other information.
--- Copyright (c) 2016-2017, Leslie Ellen Krause
+-- Copyright (c) 2016-2018, Leslie E. Krause
 --
--- ./games/just_test_tribute/mods/giftbox/init.lua
+-- ./games/minetest_game/mods/giftbox/init.lua
 --------------------------------------------------------
 
 giftbox = { }
@@ -30,18 +30,18 @@ local box_colors = { "black", "blue", "cyan", "green", "magenta", "red", "white"
 
 minetest.register_node( "giftbox:present", {
 	description = "Gift Box",
-        tiles = { "present_top.png", "present_bottom.png", "present_side.png",
-                "present_side.png", "present_side.png", "present_side.png" },
-        is_ground_content = false,
-        groups = { choppy = 2, oddly_breakable_by_hand = 2 },
-        sounds = default.node_sound_wood_defaults( ),
+	tiles = { "present_top.png", "present_bottom.png", "present_side.png",
+		"present_side.png", "present_side.png", "present_side.png" },
+	is_ground_content = false,
+	groups = { choppy = 2, oddly_breakable_by_hand = 2 },
+	sounds = default.node_sound_wood_defaults( ),
 
 	drop = { },
 
-	after_place_node = function( pos, player )
+	after_place_node = function ( pos, player )
 		minetest.get_meta( pos ):set_string( "infotext", giftbox.present_infotext .. " (placed by " .. player:get_player_name( ) .. ")" )
 	end,
-        on_construct = function ( pos )
+	on_construct = function ( pos )
 		local meta = minetest.get_meta( pos )
 		meta:get_inventory( ):set_size( "main", 1 )
 		meta:set_string( "oldtime", os.time( ) )
@@ -50,7 +50,7 @@ minetest.register_node( "giftbox:present", {
 	can_dig = function ( pos, player )
 		return not minetest.is_protected( pos, player:get_player_name( ) ) and default.is_empty( pos )
 	end,
-	allow_metadata_inventory_take = function( pos, listname, index, stack, player )
+	allow_metadata_inventory_take = function ( pos, listname, index, stack, player )
 		-- only allow receiver to take item and remove node
 		-- of course, placer can already bypass protection
 
@@ -59,16 +59,16 @@ minetest.register_node( "giftbox:present", {
 		end
 		return stack:get_count( )
 	end,
-	allow_metadata_inventory_put = function( pos, listname, index, stack, player )
+	allow_metadata_inventory_put = function ( pos, listname, index, stack, player )
 		return 0
 	end,
-	on_metadata_inventory_take = function( pos, listname, index, stack, player )
+	on_metadata_inventory_take = function ( pos, listname, index, stack, player )
 		if default.is_empty( pos ) then
 			minetest.remove_node( pos )
 		end
 		minetest.log( "action", string.format( default.STATUS_CONTAINER_GET, player:get_player_name( ), "giftbox", minetest.pos_to_string( pos ) ) )
 	end,
-	on_open = function( pos, clicker )
+	on_open = function ( pos, clicker )
 		local pname = clicker:get_player_name( )
 		local spos = pos.x .. "," .. pos.y .. "," .. pos.z
 
@@ -83,10 +83,10 @@ minetest.register_node( "giftbox:present", {
 				"list[nodemeta:%s;main;6,0.5;1,1;]"
 
 			slot = 0
-		        for _, name in ipairs( giftbox.present_items ) do
+			for _, name in ipairs( giftbox.present_items ) do
 				formspec = formspec .. "item_image_button[ " .. ( slot % 8 ) .. "," .. ( math.floor ( slot / 8 ) + 2 ) .. ";1,1;" .. name .. ";add " .. name .. ";]"
 				slot = slot + 1
-	                end
+			end
 			return string.format( formspec, spos )
 		elseif not minetest.is_protected( pos, pname ) and not default.is_empty( pos ) then
 			-- only show formspec if placer remembered to select item
@@ -100,11 +100,11 @@ minetest.register_node( "giftbox:present", {
 		        	default.gui_slots ..
 				"list[nodemeta:%s;main;7,4;1,1;]" ..
 				"list[current_player;main;1,5.5;8,1;]" ..
-				default.get_hotbar_bg(1,5.5)
+				default.get_hotbar_bg( 1, 5.5 )
 			return string.format( formspec, spos )
 		end
 	end,
-        on_close = function( pos, player, fields )
+        on_close = function ( pos, player, fields )
 		local fname, item
 
 		fname = next( fields, nil )	-- use next since we only care about the name of a single button
@@ -116,7 +116,156 @@ minetest.register_node( "giftbox:present", {
 			end
 		end
 	end,
-})
+} )
+
+minetest.register_craftitem( "giftbox:package_unsealed", {
+	description = "Package (To seal, point to an object and use)",
+	inventory_image = "package_unsealed.png",
+	wield_image = "package_unsealed2.png",
+	groups = { flammable = 3 },
+	on_use = function( cur_stack, player, pointed_thing )
+		if pointed_thing.type == "object" and not pointed_thing.ref:is_player( ) then
+			local player_name = player:get_player_name( )
+			local player_inv = player:get_inventory( )
+
+			-- ignore objects that are not builtin-item (sanity check)
+			local entity = pointed_thing.ref:get_luaentity( )
+			if entity.name ~= "__builtin:item" then return end
+
+			local item_name = ItemStack( entity.itemstring ):get_name( )
+			if item_name == "giftbox:package_unsealed" or item_name == "giftbox:package_sealed" then
+				minetest.chat_send_player( player_name, "This item cannot be stored inside a package." )
+				return
+			end
+
+			cur_stack:take_item( )
+			pointed_thing.ref:remove( )
+
+			-- produce a sealed package containing pointed_thing
+			local new_stack = ItemStack( "giftbox:package_sealed" )
+			local meta = new_stack:get_meta( )
+
+			meta:set_string( "description", giftbox.parcel_public_description ..
+				" (from " .. player_name .. " on " .. os.date( "%x" ) .. ")" )
+			meta:set_string( "timestamp", os.time( ) )
+			meta:set_string( "receiver", default.OWNER_NOBODY )
+			meta:set_string( "owner", player_name )
+			meta:set_string( "is_anonymous", "false" )
+			meta:set_string( "itemstring", entity.itemstring )
+
+			if player_inv:room_for_item( "main", new_stack ) then
+				player_inv:add_item( "main", new_stack )
+			else
+				minetest.add_item( player:getpos( ), new_stack )
+			end
+		end
+		return cur_stack
+	end
+} )
+
+minetest.register_craftitem( "giftbox:package_sealed", {
+	inventory_image = "package_sealed.png",
+	wield_image = "package_sealed2.png",
+	groups = { flammable = 3, not_in_creative_inventory = 1 },
+        on_use = function( itemstack, player, pointed_thing )
+		local player_name = player:get_player_name( )
+		local meta = itemstack:get_meta( )
+		local receiver = meta:get_string( "receiver" )
+		local owner = meta:get_string( "owner" )
+
+		if owner == player_name or minetest.check_player_privs( player_name, { give = true } ) then
+			local formspec =
+				"size[8,3.5]" ..
+				default.gui_bg ..
+				default.gui_bg_img ..
+				"checkbox[4.8,1.8;is_anonymous;Anonymous Sender;" .. meta:get_string( "is_anonymous" ) .. "]" ..
+				"label[0.1,2.0;Recipient:]" ..
+				"field[1.8,2.4;3.0,0.25;receiver;;" .. receiver .. "]" ..
+				"label[2.9,0.0;Package Contents:]" ..
+				"image[3.5,0.6;1,1;gui_furnace_arrow_bg.png^[transformR270]" ..
+				"item_image_button[2.5,0.6;1,1;giftbox:package_sealed;restore;]" ..
+				"item_image_button[4.5,0.6;1,1;" .. ItemStack( meta:get_string( "itemstring" ) ):get_name( ) .. ";revert;]" ..
+				"label[0.1,2.9;Stored on " .. os.date( "%x %X", tonumber( meta:get_string( "timestamp" ) ) ) .. "]" ..
+				"button_exit[6.0,3.0;2,0.3;save;Save]"
+
+			minetest.create_form( nil, player_name, formspec, function ( _, player, fields )
+
+				if fields.is_anonymous then
+					meta:set_string( "is_anonymous", fields.is_anonymous )
+
+				elseif fields.revert then
+					local itemstring = meta:get_string( "itemstring" )
+					player:set_wielded_item( ItemStack( itemstring ) )
+					minetest.destroy_form( player_name )
+
+				elseif fields.restore then
+					player:set_wielded_item( "giftbox:package_unsealed" )
+					minetest.destroy_form( player_name )
+
+				elseif fields.save and fields.receiver then
+					if fields.receiver == owner then
+						minetest.chat_send_player( owner, "You cannot send a parcel to yourself." )
+						return
+					elseif fields.receiver ~= default.OWNER_NOBODY and not string.find( fields.receiver, "^[-_A-Za-z0-9]+$" ) then
+						minetest.chat_send_player( owner, "The specified recipient is invalid." )
+						return
+					end
+
+					-- public vs. private letters and parcels
+					local description = fields.receiver == default.OWNER_NOBODY and
+						giftbox.parcel_public_description or
+						string.format( giftbox.parcel_private_description, fields.receiver )
+
+					if meta:get_string( "is_anonymous" ) == "false" then
+						description = description .. " (from " .. owner .. " on " .. os.date( "%x", tonumber( meta:get_string( "timestamp" ) ) ) .. ")"
+					end
+
+					meta:set_string( "description", description )
+					meta:set_string( "receiver", fields.receiver )
+
+					player:set_wielded_item( itemstack )
+				end
+			end )
+
+		elseif receiver == player_name or receiver == default.OWNER_NOBODY then
+			local formspec =
+				"size[9,7]" ..
+		        	default.gui_bg ..
+        			default.gui_bg_img ..
+				"background[0,0;9,6;" .. giftbox.package_viewer .. "]" ..
+        			"label[0.5,0.5;" .. minetest.colorize( "#000000", os.date( "%x %X", tonumber( meta:get_string( "timestamp" ) ) ) ) .. "]" ..
+        			"button_exit[3.0,6.5;3.0,0.3;open;Open Package]"
+
+        		if meta:get_string( "is_anonymous" ) == "false" then
+				formspec = formspec .. "label[3.5,2.5;" .. minetest.colorize( "#000000", owner ) .. "]"
+        		end
+        		if receiver ~= default.OWNER_NOBODY then
+				formspec = formspec .. "label[3.5,3.0;" .. minetest.colorize( "#000000", receiver ) .. "]"
+        		end
+
+			minetest.create_form( nil, player_name, formspec, function ( _, player, fields )
+				if fields.open then
+					local itemstring = meta:get_string( "itemstring" )
+					player:set_wielded_item( ItemStack( itemstring ) )
+					-- TODO: record deliveries of letters and parcels in debug log
+				end
+			end )
+		else
+			minetest.chat_send_player( player_name, "Access denied. This parcel does not belong to you." )
+		end
+
+		return itemstack
+	end
+} )
+
+minetest.register_craft( {
+	output = "giftbox:package_opened",
+	recipe = {
+		{ "default:paper", "default:paper", "default:paper" },
+		{ "default:paper", "", "default:paper" },
+		{ "default:paper", "default:paper", "default:paper" },
+	}
+} )
 
 for i, color in ipairs( box_colors ) do
 	minetest.register_node( "giftbox:giftbox_" .. color, {
@@ -142,7 +291,7 @@ for i, color in ipairs( box_colors ) do
 
 		drop = { max_items = 1,	items = giftbox.giftbox_drops },
 
-		on_dig = function( pos, node, player )
+		on_dig = function ( pos, node, player )
 			local digger = player:get_player_name( )
 			local receiver = minetest.get_meta( pos ):get_string( "receiver" )
 		--	local is_protected = minetest.get_meta( pos ):get_string( "is_protected" ) == "true"
@@ -161,25 +310,25 @@ for i, color in ipairs( box_colors ) do
 				minetest.remove_node( pos )
 			end
 		end,
-		after_place_node = function( pos, player )
+		after_place_node = function ( pos, player )
 			local placer = player:get_player_name( ) or "singleplayer"
 			local meta = minetest.get_meta( pos )
 
 			default.set_owner( pos, placer )
-			meta:set_string( "receiver", "" )
+			meta:set_string( "receiver", default.OWNER_NOBODY )
 			meta:set_string( "is_anonymous", "false" )
 
 			-- initial item string: Gift Box (placed by sorcerykid)
 			meta:set_string( "infotext", giftbox.giftbox_public_infotext1 .. " (from " .. placer .. ")" )
 		end,
-		on_open = function( pos, player, fields )
+		on_open = function ( pos, player, fields )
 			local meta = minetest.get_meta( pos )
 			local formspec =
 				"size[8,3]" ..
 				default.gui_bg ..
 				default.gui_bg_img ..
 				"button_exit[6,2.5;2,0.3;save;Save]" ..
-				"checkbox[4.5,1.3;is_anonymous;Anonymous Gift;" .. meta:get_string( "is_anonymous" ) .. "]" ..
+				"checkbox[4.5,1.3;is_anonymous;Anonymous Sender;" .. meta:get_string( "is_anonymous" ) .. "]" ..
 				"label[0.1,0;Personalize your holiday greeting (or leave blank for the default):]" ..
 				"field[0.4,1;7.8,0.25;message;;" .. minetest.formspec_escape( meta:get_string( "message" ) ) .. "]" ..
 				"label[0.1,1.5;Recipient:]" ..
@@ -190,7 +339,7 @@ for i, color in ipairs( box_colors ) do
 				return formspec
         		end        
 		end,
-	        on_close = function( pos, player, fields )
+	        on_close = function ( pos, player, fields )
 			local owner = player:get_player_name( )
 			local meta = minetest.get_meta( pos )
 
@@ -214,7 +363,7 @@ for i, color in ipairs( box_colors ) do
 				elseif fields.receiver == owner then
 					minetest.chat_send_player( owner, "You cannot give a gift to yourself." )
 					return
-				elseif fields.receiver ~= "" and not string.find( fields.receiver, "^[_A-Za-z0-9]+$" ) then
+				elseif fields.receiver ~= default.OWNER_NOBODY and not string.find( fields.receiver, "^[-_A-Za-z0-9]+$" ) then
 					minetest.chat_send_player( owner, "The specified recipient is invalid." )
 					return
 				end
diff --git a/textures/package_sealed.png b/textures/package_sealed.png
new file mode 100644
index 0000000..67a9138
Binary files /dev/null and b/textures/package_sealed.png differ
diff --git a/textures/package_sealed2.png b/textures/package_sealed2.png
new file mode 100644
index 0000000..0a2cd16
Binary files /dev/null and b/textures/package_sealed2.png differ
diff --git a/textures/package_unsealed.png b/textures/package_unsealed.png
new file mode 100644
index 0000000..8fae75c
Binary files /dev/null and b/textures/package_unsealed.png differ
diff --git a/textures/package_unsealed2.png b/textures/package_unsealed2.png
new file mode 100644
index 0000000..20947ca
Binary files /dev/null and b/textures/package_unsealed2.png differ
diff --git a/textures/package_viewer.png b/textures/package_viewer.png
new file mode 100644
index 0000000..7160d6d
Binary files /dev/null and b/textures/package_viewer.png differ