diff --git a/lua/outfitter/cl.lua b/lua/outfitter/cl.lua
index 7e1b5f9..1208c45 100644
--- a/lua/outfitter/cl.lua
+++ b/lua/outfitter/cl.lua
@@ -42,7 +42,7 @@ end
 
 function DisableEverything()
 	dbg("DisableEverything")
-	for _, pl in next, player.GetAll() do
+	for _, pl in player.Iterator() do
 		if pl.outfitter_nvar then
 			pl.outfitter_nvar = nil
 
@@ -53,11 +53,38 @@ function DisableEverything()
 end
 
 function RefreshPlayers()
-	for _, pl in next, player.GetAll() do
+	for _, pl in player.Iterator() do
 		OnPlayerVisible(pl)
 	end
 end
 
+function RefreshDependencies()
+	local players = {}
+	for _, pl in player.Iterator() do
+		local dependency_manifest = pl:OutfitDependencyManifest()
+		if dependency_manifest and #dependency_manifest.dependencies > 0 then
+			players[#players + 1] = pl
+		end
+	end
+
+	return co(function()
+		for _, pl in next, players do
+			if pl:IsValid() then
+				if pl == LocalPlayer() then
+					local mdl, download_info, skin, bodygroups = pl:OutfitInfo()
+					if mdl then
+						OnChangeOutfit(pl, mdl, download_info, skin, bodygroups, pl:OutfitDependencyManifest())
+					end
+				else
+					pl.outfitter_nvar = nil
+					OnPlayerVisible(pl)
+				end
+			end
+			co.sleep(.25)
+		end
+	end)
+end
+
 function EnableEverything()
 	dbg("EnableEverything")
 	RefreshPlayers()
@@ -67,9 +94,9 @@ local Player = FindMetaTable "Player"
 
 ------- player outfit changing --------
 
-function Player.SetWantOutfit(pl, mdl, download_info, skin, bodygroups)
+function Player.SetWantOutfit(pl, mdl, download_info, skin, bodygroups, dependency_manifest)
 	dbg("SetWantOutfit", pl, not mdl and "unset" or ('%q'):format(tostring(mdl)),
-		not download_info and "-" or ('%q'):format(tostring(download_info)))
+		not download_info and "-" or ('%q'):format(tostring(download_info)), DependencyManifestID(dependency_manifest))
 
 	assert(pl and pl:IsValid())
 	pl:GetModel()
@@ -79,7 +106,7 @@ function Player.SetWantOutfit(pl, mdl, download_info, skin, bodygroups)
 
 	mdl = mdl or false
 
-	pl:OutfitSetInfo(mdl, download_info, skin, bodygroups)
+	pl:OutfitSetInfo(mdl, download_info, skin, bodygroups, dependency_manifest)
 
 	local thread = pl.outfitter_co_thread
 
@@ -158,6 +185,7 @@ function ChangeOutfitThreadWorker(pl, hash)
 	assert(not HBAD(pl, hash))
 
 	local mdl, download_info, skin, bodygroups = pl:OutfitInfo()
+	local dependency_manifest = pl:OutfitDependencyManifest()
 	mdl = mdl or false
 
 	dbg("ChangeOutfit", "BEGIN", pl, mdl or "unset", download_info)
@@ -174,9 +202,10 @@ function ChangeOutfitThreadWorker(pl, hash)
 		if tonumber(download_info) then
 			-- The model may have been mounted before its required items.
 			if ShouldMountChildren() then
-				local ok, err = coMountWSChildren(download_info)
+				local ok, err, err2 = coMountWSChildren(download_info, dependency_manifest)
 				if not ok then
-					dbg("ChangeOutfit", download_info, "child mount fail", err)
+					dbg("ChangeOutfit", download_info, "child mount fail", err, err2)
+					coUIDependencyFailureMsg(pl, download_info, err, err2)
 				end
 			end
 
@@ -205,7 +234,7 @@ function ChangeOutfitThreadWorker(pl, hash)
 	end
 
 	------------ TIME PASSES ONLY HERE -------------
-	local ok, err = AcquireAssets(download_info, pl, mdl)
+	local ok, err = AcquireAssets(download_info, pl, mdl, dependency_manifest)
 	if not ok then
 		dbg("DoChangeOutfit", "NeedWS failed", err, "continuing...", pl, mdl, download_info)
 		if err == 'oversize' then
@@ -247,9 +276,9 @@ function ChangeOutfitThreadWorker(pl, hash)
 	return true
 end
 
-function AcquireAssets(download_info, pl, mdl)
+function AcquireAssets(download_info, pl, mdl, dependency_manifest)
 	if download_info and tonumber(download_info) then
-		return NeedWS(download_info, pl, mdl)
+		return NeedWS(download_info, pl, mdl, dependency_manifest)
 	end
 	if IsHTTPURL(download_info) then
 		if AllowedHTTPURL(download_info) then
@@ -269,9 +298,11 @@ end
 function BroadcastMyOutfit(a)
 	assert(not a)
 	local mdl, download_info, s, bg = LocalPlayer():OutfitInfo()
-	dbg("BroadcastMyOutfit", mdl, download_info, s, bg)
+	local dependency_manifest = LocalPlayer():OutfitDependencyManifest()
+	if not ShouldMountChildren() then dependency_manifest = nil end
+	dbg("BroadcastMyOutfit", mdl, download_info, s, bg, DependencyManifestID(dependency_manifest))
 
-	NetworkOutfit(mdl, download_info)
+	NetworkOutfit(mdl, download_info, dependency_manifest)
 
 	return mdl, download_info
 end
diff --git a/lua/outfitter/cl_util.lua b/lua/outfitter/cl_util.lua
index feb6ee7..8f1917a 100644
--- a/lua/outfitter/cl_util.lua
+++ b/lua/outfitter/cl_util.lua
@@ -198,10 +198,27 @@ do
 	end
 end
 
+local function refresh_dependencies()
+	timer.Create(Tag .. "_dependency_refresh", .5, 1, function()
+		if RefreshDependencies then RefreshDependencies() end
+	end)
+end
+
 do
-	local outfitter_mount_children = CreateClientConVar("outfitter_mount_children_test", "0", true)
+	local outfitter_allow_dependencies = CreateClientConVar("outfitter_allow_dependencies", "1", true)
+
+	cvars.AddChangeCallback("outfitter_allow_dependencies", function(cvar, old, new)
+		if tonumber(old) == 0 and tonumber(new) ~= 0 then
+			refresh_dependencies()
+		end
+	end)
+
 	function ShouldMountChildren()
-		return outfitter_mount_children:GetBool()
+		return outfitter_allow_dependencies:GetBool()
+	end
+
+	function OutfitMaxSize()
+		return outfitter_maxsize:GetFloat() * 1000 * 1000
 	end
 end
 
@@ -371,6 +388,14 @@ end
 
 --TODO
 outfitter_maxsize = CreateClientConVar("outfitter_maxsize", "60", true)
+cvars.AddChangeCallback("outfitter_maxsize", function(cvar, old, new)
+	old = tonumber(old) or 0
+	new = tonumber(new) or 0
+
+	if ShouldMountChildren and ShouldMountChildren() and old > 0 and (new <= 0 or new > old) then
+		refresh_dependencies()
+	end
+end)
 
 -- Model enforcing
 
diff --git a/lua/outfitter/cows.lua b/lua/outfitter/cows.lua
index 35e40f7..9576ae5 100644
--- a/lua/outfitter/cows.lua
+++ b/lua/outfitter/cows.lua
@@ -48,6 +48,11 @@ local function SYNC(cbs, ...)
 	return ...
 end
 
+local function SYNCWS(wsid, cbs, ...)
+	skip_maxsizes[wsid] = nil
+	return SYNC(cbs, ...)
+end
+
 local function steamworks_Download_work(fileid)
 	local instant
 	local path, fd
@@ -167,10 +172,6 @@ end
 
 
 function coFetchWS(wsid, skip_maxsize)
-	if skip_maxsize then
-		skip_maxsizes[wsid] = true
-	end
-
 	-- fetch cache ("promise/future") (no double-fetching)
 	local dat = fetching[wsid]
 
@@ -180,6 +181,9 @@ function coFetchWS(wsid, skip_maxsize)
 			return res[wsid] or true
 		elseif istable(dat) then
 			-- become a waiter
+			if skip_maxsize then
+				skip_maxsizes[wsid] = true
+			end
 			local cb = co.newcb()
 			dat[#dat + 1] = cb
 			return co.waitcb()
@@ -199,6 +203,9 @@ function coFetchWS(wsid, skip_maxsize)
 
 	dat = {}
 	fetching[wsid] = dat
+	if skip_maxsize then
+		skip_maxsizes[wsid] = true
+	end
 
 	local fileinfo = co_steamworks_FileInfo(wsid)
 
@@ -224,7 +231,7 @@ function coFetchWS(wsid, skip_maxsize)
 
 		if fileinfo.banned then
 			dbge(wsid, "BANNED!?")
-			return SYNC(dat, cantmount(wsid, "banned"))
+			return SYNCWS(wsid, dat, cantmount(wsid, "banned"))
 		end
 
 		if next(fileinfo.children or {}) then
@@ -235,7 +242,7 @@ function coFetchWS(wsid, skip_maxsize)
 		if created < 60 * 60 * 24 * 7 then
 			dbg(wsid, "WARNING: ONE WEEK OLD ADDON. NOT ENOUGH TIME FOR WORKSHOP MODERATORS.")
 			if IsParanoidMode(1) then
-				return SYNC(dat, cantmount(wsid, "new_addon"))
+				return SYNCWS(wsid, dat, cantmount(wsid, "new_addon"))
 			end
 		end
 		if disabled then
@@ -247,18 +254,18 @@ function coFetchWS(wsid, skip_maxsize)
 	end
 
 	if not fileinfo or not fileinfo.title then
-		return SYNC(dat, cantmount(wsid, "fileinfo"))
+		return SYNCWS(wsid, dat, cantmount(wsid, "fileinfo"))
 	end
 	if IsTitleBlocked(fileinfo.title) then
-		return SYNC(dat, cantmount(wsid, "blocked title"))
+		return SYNCWS(wsid, dat, cantmount(wsid, "blocked title"))
 	end
 
 	if fileinfo.error and fileinfo.error ~= "" then
-		return SYNC(dat, cantmount(wsid, "fileinfo: " .. tostring(fileinfo.error)))
+		return SYNCWS(wsid, dat, cantmount(wsid, "fileinfo: " .. tostring(fileinfo.error)))
 	end
 
 	if tonumber(fileinfo.size or 0) == 0 or tonumber(fileinfo.size or 0) == 0 then
-		return SYNC(dat, cantmount(wsid, "undownloadable"))
+		return SYNCWS(wsid, dat, cantmount(wsid, "undownloadable"))
 	end
 
 	local maxsz = outfitter_maxsize:GetFloat()
@@ -270,7 +277,7 @@ function coFetchWS(wsid, skip_maxsize)
 		dbg("FetchWS", "MAXSIZE", skip_maxsize and "OVERRIDE" or "", wsid, string.NiceSize(fileinfo.size or 0))
 
 		if not skip_maxsize then
-			return SYNC(dat, cantmount(wsid, "oversize"))
+			return SYNCWS(wsid, dat, cantmount(wsid, "oversize"))
 		end
 	end
 
@@ -285,11 +292,11 @@ function coFetchWS(wsid, skip_maxsize)
 	assert(path ~= true)
 
 	if not path then
-		return SYNC(dat, cantmount(wsid, "download"))
+		return SYNCWS(wsid, dat, cantmount(wsid, "download"))
 	end
 
 	if not IsUGCFilePath(path) and file.Size(path, 'MOD') <= 512 then
-		return SYNC(dat, cantmount(wsid, "file"))
+		return SYNCWS(wsid, dat, cantmount(wsid, "file"))
 	end
 
 	-- Decompress manually
@@ -297,12 +304,12 @@ function coFetchWS(wsid, skip_maxsize)
 		local err
 		path, err = coDecompress(path)
 		if not path then
-			return SYNC(dat, cantmount(wsid, 'decompress'))
+			return SYNCWS(wsid, dat, cantmount(wsid, 'decompress'))
 		end
 
 		if not IsUGCFilePath(path) and not file.Exists(path, 'MOD') then
 			dbg(path, "IsUGCFilePath", IsUGCFilePath(path), "file.Exists", file.Exists(path, 'MOD'))
-			return SYNC(dat, cantmount(wsid, "file"))
+			return SYNCWS(wsid, dat, cantmount(wsid, "file"))
 		end
 	end
 
@@ -332,7 +339,7 @@ function coFetchWS(wsid, skip_maxsize)
 			dbg("coFetchWS", "gma.rebuild_nolua", "No rebuild necessary or possible")
 		else
 			dbge("coFetchWS", "gma.rebuild_nolua", wsid, err, err2)
-			return SYNC(dat, cantmount(wsid, "gmarebuild"))
+			return SYNCWS(wsid, dat, cantmount(wsid, "gmarebuild"))
 		end
 	end
 
@@ -342,7 +349,7 @@ function coFetchWS(wsid, skip_maxsize)
 	fetching[wsid] = true
 	res[wsid] = result
 
-	return SYNC(dat, result)
+	return SYNCWS(wsid, dat, result)
 end
 
 function FetchWS(wsid, cb)
@@ -479,48 +486,151 @@ function coDecompress(path)
 	return 'data/' .. safepath
 end
 
-local function coMountWSDependency(wsid, seen)
+local function DependencyFileInfoError(fileinfo)
+	if not fileinfo or not fileinfo.title then return "fileinfo" end
+	if fileinfo.error and fileinfo.error ~= "" then return "fileinfo: " .. tostring(fileinfo.error) end
+	if tonumber(fileinfo.size or 0) == 0 then return "undownloadable" end
+end
+
+local MAX_DEPENDENCY_DEPTH = 16
+
+function coResolveWSDependencies(wsid)
 	wsid = tostring(wsid)
-	if seen[wsid] then return true end
-	seen[wsid] = true
 
-	local fileinfo = co_steamworks_FileInfo(wsid)
-	if not fileinfo then return nil, "fileinfo" end
+	local graph = {
+		root = wsid,
+		nodes = {},
+		order = {},
+		count = 0
+	}
 
-	local child_error
-	for _, child in next, fileinfo.children or {} do
-		local ok, err = coMountWSDependency(child, seen)
-		if not ok then
-			child_error = child_error or (tostring(child) .. ": " .. tostring(err))
+	local function resolve(id, depth)
+		id = tostring(id)
+
+		local node = graph.nodes[id]
+		if node then return true end
+
+		if depth > MAX_DEPENDENCY_DEPTH then
+			return nil, "dependency depth limit (" .. MAX_DEPENDENCY_DEPTH .. ")"
 		end
-	end
 
-	local path, err = coFetchWS(wsid)
-	if not path then return nil, err end
+		if depth > 0 and graph.count >= MAX_DEPENDENCY_COUNT then
+			return nil, "dependency count limit (" .. MAX_DEPENDENCY_COUNT .. ")"
+		end
 
-	local ok, err = coMountWS(path)
+		local fileinfo = co_steamworks_FileInfo(id)
+		local fileinfo_error = DependencyFileInfoError(fileinfo)
+		node = {
+			size = tonumber(fileinfo and fileinfo.size or 0) or 0,
+			title = fileinfo and fileinfo.title,
+			children = {},
+			error = fileinfo_error
+		}
+		graph.nodes[id] = node
+
+		if depth > 0 then
+			graph.count = graph.count + 1
+		end
+
+		if fileinfo_error then
+			if depth == 0 then return nil, id .. ": " .. fileinfo_error end
+		end
+
+		for _, child in next, fileinfo and fileinfo.children or {} do
+			child = tostring(child)
+			node.children[#node.children + 1] = child
+
+			local ok, err = resolve(child, depth + 1)
+			if not ok then return nil, err end
+		end
+
+		if depth > 0 then
+			graph.order[#graph.order + 1] = id
+		end
+
+		return true
+	end
+
+	local ok, err = resolve(wsid, 0)
 	if not ok then return nil, err end
-	if child_error then return nil, child_error end
 
-	return true
+	return graph
 end
 
-local function _coMountWSChildren(wsid)
-	-- TODO: fix filesize limiter: https://steamcommunity.com/workshop/filedetails/?id=1640675931
-	
-	local fileinfo = co_steamworks_FileInfo(wsid)
-	if not fileinfo then return nil, "fileinfo" end
+function coPlanWSDependencies(wsid, dependency_manifest)
+	local manifest, err = NormalizeDependencyManifest(dependency_manifest)
+	if not manifest then return nil, err or "dependency manifest" end
+
+	local plan = {
+		order = {},
+		dependency_size = 0,
+		total_size = 0,
+		failures = {}
+	}
+	if #manifest.dependencies == 0 then return plan end
+
+	local graph, err = coResolveWSDependencies(wsid)
+	if not graph then return nil, err end
+	local root = graph.nodes[graph.root]
+	plan.total_size = root and root.size or 0
+
+	local selected = {}
+	for _, id in next, manifest.dependencies do
+		local node = graph.nodes[id]
+		if id == graph.root then
+			return nil, "invalid dependency"
+		elseif not node then
+			plan.failures[#plan.failures + 1] = id .. ": unavailable"
+		elseif node.error then
+			plan.failures[#plan.failures + 1] = id .. ": " .. node.error
+		else
+			selected[id] = true
+			plan.dependency_size = plan.dependency_size + node.size
+			plan.total_size = plan.total_size + node.size
+		end
+	end
 
-	local seen = {[tostring(wsid)] = true}
-	local child_error
-	for _, child in next, fileinfo.children or {} do
-		local ok, err = coMountWSDependency(child, seen)
-		if not ok then
-			child_error = child_error or (tostring(child) .. ": " .. tostring(err))
+	local maxsize = OutfitMaxSize()
+	if maxsize > 0.1 and plan.total_size > maxsize then
+		return nil, "oversize", plan.total_size
+	end
+
+	for _, id in next, graph.order do
+		if selected[id] then
+			plan.order[#plan.order + 1] = id
 		end
 	end
 
-	if child_error then return nil, child_error end
+	return plan
+end
+
+local function _coMountWSChildren(_, wsid, dependency_manifest)
+	local plan, err, err2 = coPlanWSDependencies(wsid, dependency_manifest)
+	if not plan then return nil, err, err2 end
+
+	local failures = {}
+	for _, failure in next, plan.failures do
+		failures[#failures + 1] = failure
+	end
+
+	for _, id in next, plan.order do
+		local path, err = coFetchWS(id, true)
+		if path then
+			local ok, blacklist_err = GMABlacklist(path, id)
+			if ok then
+				ok, err = coMountWS(path)
+			else
+				err = "blocked: " .. tostring(blacklist_err)
+			end
+			if not ok then
+				failures[#failures + 1] = id .. ": " .. tostring(err)
+			end
+		else
+			failures[#failures + 1] = id .. ": " .. tostring(err)
+		end
+	end
+
+	if failures[1] then return nil, "dependency failed", table.concat(failures, "; ") end
 	return true
 end
 
@@ -530,12 +640,19 @@ local worker, cache = co.work_cacher_filter(
 	end,
 	co.work_cacher(_coMountWSChildren)
 )
-coMountWSChildren = co.worker(worker)
+local coMountWSDependencyManifest = co.worker(worker)
+
+function coMountWSChildren(wsid, dependency_manifest)
+	if not dependency_manifest then return true end
+
+	local key = tostring(wsid) .. "|" .. DependencyManifestID(dependency_manifest)
+	return coMountWSDependencyManifest(key, wsid, dependency_manifest)
+end
 
 --TODO: own cache
-function NeedWS(wsid, pl, mdl)
+function NeedWS(wsid, pl, mdl, dependency_manifest)
 	assert(tonumber(wsid), "NeedWS invalid wsid: " .. tostring(wsid))
-	if co.make(wsid, pl, mdl) then return end
+	if co.make(wsid, pl, mdl, dependency_manifest) then return end
 
 	-- already mounted, don't mount again
 	if steamworks.IsSubscribed(wsid) and file.Exists(mdl, 'GAME') then return true end
@@ -604,9 +721,10 @@ function NeedWS(wsid, pl, mdl)
 	end
 
 	if ShouldMountChildren() then
-		local children_ok, children_err = coMountWSChildren(wsid)
+		local children_ok, children_err, children_err2 = coMountWSChildren(wsid, dependency_manifest)
 		if not children_ok then
-			dbg("NeedWS", wsid, "child mount fail", children_err)
+			dbg("NeedWS", wsid, "child mount fail", children_err, children_err2)
+			coUIDependencyFailureMsg(pl, wsid, children_err, children_err2)
 		end
 	end
 
@@ -699,8 +817,6 @@ local function checkhttp(ok, ret, len, hdrs, retcode)
 	maxsz = maxsz * 1000 * 1000
 
 	if size and maxsz >= 1 and size > math.min(maxsz, 1024 * 1024 * 1024) then
-		skip_maxsize = skip_maxsize or skip_maxsizes[wsid]
-
 		dbg("NeedHTTPGMA", "MAXSIZE", skip_maxsize and "OVERRIDE" or "", wsid, string.NiceSize(size))
 
 		if not skip_maxsize then
diff --git a/lua/outfitter/gui.lua b/lua/outfitter/gui.lua
index 409c6c0..2d4e6e7 100644
--- a/lua/outfitter/gui.lua
+++ b/lua/outfitter/gui.lua
@@ -66,7 +66,7 @@ function PANEL:WSChoose()
 	self:Hide()
 	if self.chosen_id then
 		surface.PlaySound "npc/vort/claw_swing1.wav"
-		UIChoseWorkshop(self.chosen_id, self.returntoui)
+		UIChoseWorkshop(self.chosen_id, self.returntoui, true)
 	end
 end
 
@@ -160,6 +160,211 @@ function GUIWantChangeModel(str, returntoui)
 	return m_vModelDlg
 end
 
+function GUIReviewDependencies(graph, dependency_manifest, cb)
+	local text_color = Color(20, 20, 20)
+	local unavailable_color = Color(125, 35, 35)
+	local status_ok_color = Color(20, 95, 35)
+	local status_error_color = Color(135, 25, 25)
+
+	local function paint_frame(_, w, h)
+		surface.SetDrawColor(238, 238, 238, 255)
+		surface.DrawRect(0, 0, w, h)
+		surface.SetDrawColor(210, 210, 210, 255)
+		surface.DrawRect(0, 0, w, 24)
+		surface.SetDrawColor(70, 70, 70, 255)
+		surface.DrawOutlinedRect(0, 0, w, h)
+	end
+
+	local function set_check_text_color(check, color)
+		check:SetTextColor(color)
+		if check.Label then check.Label:SetTextColor(color) end
+	end
+
+	local frame = vgui.Create('DFrame', nil, 'dependency selector')
+	frame:SetDeleteOnClose(true)
+	frame:SetTitle("Outfitter dependencies")
+	frame:SetIcon('icon16/bricks.png')
+	frame:SetSize(math.min(ScrW() - 64, 720), math.min(ScrH() - 64, 560))
+	frame.Paint = paint_frame
+	frame:Center()
+	frame:MakePopup()
+
+	local selected = {}
+	local normalized = NormalizeDependencyManifest(dependency_manifest)
+	if normalized then
+		for _, id in next, normalized.dependencies do
+			if graph.nodes[id] and not graph.nodes[id].error and id ~= graph.root then
+				selected[id] = true
+			end
+		end
+	else
+		for _, id in next, graph.order do
+			if not graph.nodes[id].error then
+				selected[id] = true
+			end
+		end
+	end
+
+	local finished
+	local function finish(manifest)
+		if finished then return end
+		finished = true
+		cb(manifest)
+		frame:Remove()
+	end
+
+	frame.OnClose = function()
+		finish(false)
+	end
+
+	local info = frame:Add("DLabel")
+	info:Dock(TOP)
+	info:DockMargin(8, 8, 8, 4)
+	info:SetWrap(true)
+	info:SetAutoStretchVertical(true)
+	info:SetTextColor(text_color)
+	info:SetText("This workshop outfit declares the following dependencies. Select the ones that should be mounted and sent with your outfit. Unavailable items cannot be selected. Already-mounted items remain mounted until Garry's Mod restarts.")
+
+	local status = frame:Add("DLabel")
+	status:Dock(BOTTOM)
+	status:DockMargin(8, 4, 8, 4)
+	status:SetTall(22)
+
+	local buttons = frame:Add("EditablePanel")
+	buttons:Dock(BOTTOM)
+	buttons:DockMargin(8, 4, 8, 8)
+	buttons:SetTall(28)
+
+	local cancel = buttons:Add("DButton")
+	cancel:Dock(LEFT)
+	cancel:SetWide(80)
+	cancel:SetText("#gameui_cancel")
+	cancel:SetImage("icon16/cancel.png")
+	cancel.DoClick = function()
+		finish(false)
+	end
+
+	local none = buttons:Add("DButton")
+	none:Dock(RIGHT)
+	none:SetWide(190)
+	none:SetText("Continue without dependencies")
+	none:SetImage("icon16/delete.png")
+	none.DoClick = function()
+		finish(MakeDependencyManifest())
+	end
+
+	local accept = buttons:Add("DButton")
+	accept:Dock(RIGHT)
+	accept:DockMargin(0, 0, 4, 0)
+	accept:SetWide(190)
+	accept:SetImage("icon16/accept.png")
+
+	local scroll = frame:Add("DScrollPanel")
+	scroll:Dock(FILL)
+	scroll:DockMargin(8, 4, 8, 4)
+
+	local list = scroll:Add("DListLayout")
+	list:Dock(TOP)
+
+	local function selected_manifest()
+		local dependencies = {}
+		for _, id in next, graph.order do
+			if selected[id] then
+				dependencies[#dependencies + 1] = id
+			end
+		end
+
+		return MakeDependencyManifest(dependencies)
+	end
+
+	local function selected_size()
+		local root = graph.nodes[graph.root]
+		local size = root and root.size or 0
+		local dependency_size = 0
+		local count = 0
+		for id in next, selected do
+			if selected[id] then
+				local node = graph.nodes[id]
+				local node_size = node and node.size or 0
+				dependency_size = dependency_size + node_size
+				size = size + node_size
+				count = count + 1
+			end
+		end
+		return size, dependency_size, count
+	end
+
+	local function refresh()
+		local size, dependency_size, count = selected_size()
+		local maxsize = OutfitMaxSize()
+		local oversize = maxsize > 0.1 and size > maxsize
+
+		status:SetText(("%d selected, %s dependencies, %s with outfit, %s limit"):format(count,
+			string.NiceSize(dependency_size), string.NiceSize(size),
+			maxsize > 0.1 and string.NiceSize(maxsize) or "no"))
+		status:SetTextColor(oversize and status_error_color or status_ok_color)
+		accept:SetText(oversize and "Increase limit and accept" or "Use selected dependencies")
+	end
+
+	local seen = {}
+	local function add_dependency(id, depth)
+		if seen[id] then return end
+		seen[id] = true
+
+		local node = graph.nodes[id]
+		if not node or id == graph.root then return end
+
+		local row = list:Add("EditablePanel")
+		row:SetTall(28)
+
+		local open = row:Add("DButton")
+		open:Dock(RIGHT)
+		open:SetWide(34)
+		open:SetText("")
+		open:SetImage("icon16/world.png")
+		open:SetTooltip("Open workshop page")
+		open.DoClick = function()
+			gui.OpenURL("https://steamcommunity.com/sharedfiles/filedetails/?id=" .. id)
+		end
+
+		local check = row:Add("DCheckBoxLabel")
+		check:Dock(FILL)
+		check:DockMargin(math.max(0, depth - 1) * 16, 2, 4, 2)
+		local text = ("%s [%s] (%s)"):format(node.title or "Unknown workshop item", id, string.NiceSize(node.size))
+		if node.error then
+			text = text .. " - unavailable: " .. node.error
+		end
+		check:SetText(text)
+		check:SetTooltip(node.error and ("Unavailable: " .. node.error) or ("Workshop " .. id))
+		check:SetChecked(selected[id] and true or false)
+		check:SetEnabled(not node.error)
+		set_check_text_color(check, node.error and unavailable_color or text_color)
+		check.OnChange = function(_, value)
+			selected[id] = value and true or nil
+			refresh()
+		end
+
+		for _, child in next, node.children do
+			add_dependency(child, depth + 1)
+		end
+	end
+
+	for _, child in next, graph.nodes[graph.root].children do
+		add_dependency(child, 1)
+	end
+
+	accept.DoClick = function()
+		local size = selected_size()
+		local maxsize = OutfitMaxSize()
+		if maxsize > 0.1 and size > maxsize then
+			outfitter_maxsize:SetInt(math.ceil(size / 1000 / 1000))
+		end
+		finish(selected_manifest())
+	end
+
+	refresh()
+end
+
 -- GUIOpen
 
 
@@ -225,7 +430,7 @@ function PANEL:Init()
 			dbg("GUI", "UrlToWorkshopID", url, wsid)
 			if wsid then
 				surface.PlaySound "npc/vort/claw_swing1.wav"
-				UIChoseWorkshop(wsid, true)
+				UIChoseWorkshop(wsid, true, true)
 				self:GetParent():Hide()
 			else
 				if IsHTTPURL(url) then
@@ -256,6 +461,30 @@ function PANEL:Init()
 	l:SetFont "BudgetLabel"
 	l:SetTextColor(Color(255, 255, 255, 255))
 
+	local dependencies = functions:Add("DButton", 'dependencies')
+	self.btn_dependencies = dependencies
+	dependencies:Dock(TOP)
+	dependencies:DockMargin(0, 1, 1, 4)
+	dependencies:SetText("Dependencies...")
+	dependencies:SetImage("icon16/bricks.png")
+	dependencies:SetTooltip("Review the dependencies sent with this outfit")
+	dependencies:SetVisible(false)
+	dependencies.DoClick = function()
+		local wsid = UIGetWSID()
+		if not wsid then return end
+
+		co(function()
+			local dependency_manifest, err = coUIReviewDependencies(wsid, UIGetDependencyManifest())
+			if dependency_manifest == false then return end
+			if not dependency_manifest then
+				return UIError("Dependency review failed: " .. tostring(err))
+			end
+
+			UIApplyDependencyManifest(dependency_manifest)
+			GUIRefresh()
+		end)
+	end
+
 
 
 	local mdllist = functions:Add("DListView", 'modelname')
@@ -485,7 +714,7 @@ function PANEL:Init()
 	slider.Label:Dock(TOP)
 	slider.Label:DockMargin(0, -16, 0, 0)
 
-	slider:SetTooltip [[This is how big an outfit you can receive without it being blocked]]
+	slider:SetTooltip [[This is how big an outfit and its selected dependencies can be before being blocked]]
 
 	slider:DockMargin(1, 4, 1, 1)
 	slider:SetMin(0)
@@ -493,6 +722,14 @@ function PANEL:Init()
 	slider:SetDecimals(0)
 	slider:SetConVar(Tag .. '_maxsize')
 	local sld_dl = slider
+
+	local check = AddS("DCheckBoxLabel")
+	check:SetConVar(Tag .. "_allow_dependencies")
+	check:SetText("Allow workshop dependencies")
+	check:SizeToContents()
+	check:SetTooltip [[Mounts selected workshop dependencies along with outfits]]
+	check:DockMargin(1, 12, 1, 1)
+
 	--TODO
 	--local check = functions:Add( "DCheckBoxLabel" )
 	-- 	check:SetConVar(Tag.."_ask")
@@ -585,13 +822,6 @@ function PANEL:Init()
 	check:DockMargin(1, 4, 1, 1)
 	local d_2 = check
 
-	local check = AddS("DCheckBoxLabel")
-	check:SetConVar(Tag .. "_mount_children_test")
-	check:SetText("Mount children dependencies")
-	check:SizeToContents()
-	check:SetTooltip [[Mounts the required workshop addon children/dependencies along with the outfit]]
-	check:DockMargin(1, 4, 1, 1)
-
 	hr()
 	local check = AddS("DCheckBoxLabel")
 	check:SetConVar(Tag .. "_animfix_oldmethod")
@@ -833,7 +1063,7 @@ function PANEL:WantOutfitMDL(wsid, mdl, title)
 		wanting = true
 		self:GetParent():Hide()
 		dbg("WantOutfitMDL", wanting and "ALREADY WANTING" or "", wsid, mdl, title)
-		local ok, err = xpcall(UIChoseWorkshop, debug.traceback, wsid)
+		local ok, err = xpcall(UIChoseWorkshop, debug.traceback, wsid, false, true)
 		if not ok then
 			ErrorNoHalt(err .. '\n')
 			wanting = false
@@ -850,7 +1080,7 @@ function PANEL:WSChoose()
 	self:Hide()
 	if self.chosen_id then
 		surface.PlaySound "npc/vort/claw_swing1.wav"
-		UIChoseWorkshop(self.chosen_id)
+		UIChoseWorkshop(self.chosen_id, false, true)
 	end
 end
 
@@ -964,6 +1194,41 @@ function GUICheckTransmit()
 	local cansend = UIGetChosenMDL() and UIGetDownloadInfoX() and UIGetMDLList()
 	self.btnSendOutfit:SetEnabled2(cansend)
 	self.btn_bg:Refresh()
+	self:RefreshDependencyButton()
+end
+
+function PANEL:RefreshDependencyButton()
+	local button = self.btn_dependencies
+	if not button then return end
+
+	local wsid = UIGetWSID()
+	local visible = tonumber(wsid) ~= nil and ShouldMountChildren()
+	self.dependency_button_request = (self.dependency_button_request or 0) + 1
+
+	button:SetVisible(visible)
+	button:SetEnabled(false)
+
+	if not visible then return end
+
+	if not UIGetChosenMDL() then
+		button:SetTooltip("Choose a model before reviewing dependencies")
+		return
+	end
+
+	button:SetTooltip("Checking workshop dependencies...")
+
+	local request = self.dependency_button_request
+	co(function()
+		local graph, err = coResolveWSDependencies(wsid)
+		if not self:IsValid() or not button:IsValid() then return end
+		if request ~= self.dependency_button_request or wsid ~= UIGetWSID() then return end
+
+		local has_dependencies = graph and graph.count > 0
+		button:SetEnabled(has_dependencies)
+		button:SetTooltip(has_dependencies and "Review the dependencies sent with this outfit" or
+			(graph and "This workshop outfit does not declare dependencies" or
+				("Could not read dependencies: " .. tostring(err))))
+	end)
 end
 
 function PANEL:DoRefresh(trychoose_mdl)
diff --git a/lua/outfitter/net.lua b/lua/outfitter/net.lua
index c221b1c..5eb7e2b 100644
--- a/lua/outfitter/net.lua
+++ b/lua/outfitter/net.lua
@@ -8,16 +8,17 @@ _M.NTag = NTag
 
 hook.Add("NetData", Tag, function(...) return NetData(...) end)
 
-function SHNetworkOutfit(pl, mdl, download_info)
+function SHNetworkOutfit(pl, mdl, download_info, dependency_manifest)
 	--assert(not download_info or tonumber(download_info),('NetworkOutfit INVALID: mdl=%q download_info=%q'):format(tostring(mdl),tostring(download_info)))
 
 	if not mdl then
 		mdl = nil
 		download_info = nil
+		dependency_manifest = nil
 	end
 
-	local encoded, err = mdl and EncodeOutfitterPayload(mdl, download_info)
-	dbg("NetworkOutfit", pl, mdl, download_info, ('%q'):format(tostring(encoded)), err)
+	local encoded, err = mdl and EncodeOutfitterPayload(mdl, download_info, dependency_manifest)
+	dbg("NetworkOutfit", pl, mdl, download_info, DependencyManifestID(dependency_manifest), ('%q'):format(tostring(encoded)), err)
 	if not encoded then encoded = nil end
 
 	pl:SetNetData(NTag, encoded)
@@ -89,9 +90,9 @@ function OnPlayerVisible(pl, initial_sendings)
 
 	--if old == true then return end
 
-	local mdl, download_info
+	local mdl, download_info, dependency_manifest
 	if new then
-		mdl, download_info = DecodeOutfitterPayload(new)
+		mdl, download_info, dependency_manifest = DecodeOutfitterPayload(new)
 
 		local ret = hook.Run("CanOutfit", pl, mdl, download_info)
 		if ret == false then return end
@@ -114,7 +115,7 @@ function OnPlayerVisible(pl, initial_sendings)
 		return
 	end
 
-	OnChangeOutfit(pl, mdl, download_info)
+	OnChangeOutfit(pl, mdl, download_info, nil, nil, dependency_manifest)
 end
 
 hook.Add("NetworkEntityCreated", Tag, function(ent)
diff --git a/lua/outfitter/sh.lua b/lua/outfitter/sh.lua
index 670b1c2..c94b442 100644
--- a/lua/outfitter/sh.lua
+++ b/lua/outfitter/sh.lua
@@ -26,7 +26,67 @@ function HasMDL(mdl)
 	return file.Exists(mdl .. '.mdl', 'GAME')
 end
 
-function SanityCheckNData(mdl, download_path)
+local DEPENDENCY_MANIFEST_VERSION = 1
+MAX_DEPENDENCY_COUNT = 64
+
+function NormalizeDependencyManifest(manifest)
+	if manifest == nil then return nil end
+	if not istable(manifest) or tonumber(manifest.version) ~= DEPENDENCY_MANIFEST_VERSION or not istable(manifest.dependencies) then
+		return nil, "invalid dependency manifest"
+	end
+
+	local dependencies = {}
+	local seen = {}
+	for k, id in next, manifest.dependencies do
+		if not isnumber(k) or k < 1 or k % 1 ~= 0 then
+			return nil, "invalid dependency manifest"
+		end
+
+		id = tostring(id)
+		if not seen[id] then
+			seen[id] = true
+			dependencies[#dependencies + 1] = id
+			if #dependencies > MAX_DEPENDENCY_COUNT then
+				return nil, "dependency count"
+			end
+		end
+	end
+
+	table.sort(dependencies, function(a, b)
+		if #a ~= #b then return #a < #b end
+		return a < b
+	end)
+
+	return {
+		version = DEPENDENCY_MANIFEST_VERSION,
+		dependencies = dependencies
+	}
+end
+
+function MakeDependencyManifest(dependencies)
+	return NormalizeDependencyManifest({
+		version = DEPENDENCY_MANIFEST_VERSION,
+		dependencies = dependencies or {}
+	})
+end
+
+function DependencyManifestID(manifest)
+	if not manifest then return "" end
+
+	local normalized = NormalizeDependencyManifest(manifest)
+	if not normalized then return "invalid" end
+
+	local parts = { tostring(normalized.version), ":" }
+	for _, id in next, normalized.dependencies do
+		parts[#parts + 1] = tostring(#id)
+		parts[#parts + 1] = ":"
+		parts[#parts + 1] = id
+	end
+
+	return table.concat(parts)
+end
+
+function SanityCheckNData(mdl, download_path, dependency_manifest)
 	if not mdl then return false end
 	if not download_path then return false end
 	if mdl == "" or #mdl > 2048 * 2 then return false end
@@ -38,6 +98,10 @@ function SanityCheckNData(mdl, download_path)
 		if not IsHTTPURL(download_path) then return false end
 	end
 
+	if dependency_manifest then
+		if not tonumber(download_path) then return false end
+	end
+
 	return nil
 end
 
@@ -48,11 +112,22 @@ function findpl(uid)
 	end
 end
 
--- Encodes the shared payload to be sent to everyone: {model_path,25293523 or "https://example.com/asd.gma" or false}
-function EncodeOutfitterPayload(model_path, download_path)
-	local encoded = model_path and download_path and
-	util.TableToJSON({ assert(model_path:find(".mdl", 2, true) and model_path, 'invalid path: ' .. tostring(model_path)),
-		tostring(download_path) or false }) or nil
+-- Encodes the shared payload to be sent to everyone:
+-- {model_path,25293523 or "https://example.com/asd.gma" or false,dependency_manifest or nil}
+function EncodeOutfitterPayload(model_path, download_path, dependency_manifest)
+	local normalized, err = NormalizeDependencyManifest(dependency_manifest)
+	if dependency_manifest and not normalized then return nil, err end
+
+	local payload = model_path and download_path and {
+		assert(model_path:find(".mdl", 2, true) and model_path, 'invalid path: ' .. tostring(model_path)),
+		tostring(download_path) or false
+	} or nil
+
+	if payload and normalized then
+		payload[3] = normalized
+	end
+
+	local encoded = payload and util.TableToJSON(payload) or nil
 
 	return encoded and #encoded < 32000 and encoded
 end
@@ -68,6 +143,8 @@ function DecodeOutfitterPayload(encoded)
 	if not decoded then return nil, err or 'json parsing failed' end
 	local model_path = decoded[1]
 	local download_path = decoded[2]
+	local dependency_manifest, err = NormalizeDependencyManifest(decoded[3])
+	if decoded[3] and not dependency_manifest then return nil, err end
 	if not model_path then return nil, 'empty' end
 	model_path = tostring(model_path)
 	if not model_path:find("%.mdl$") and not model_path:lower():find("%.mdl$") then return nil, 'not a .mdl' end
@@ -77,7 +154,7 @@ function DecodeOutfitterPayload(encoded)
 	if not tonumber(download_path) and not download_path:find "^https?://.*/" and download_path ~= false then return nil,
 			'invalid' end
 
-	return model_path, download_path
+	return model_path, download_path, dependency_manifest
 end
 
 -- legacy
@@ -300,7 +377,7 @@ for _,fn in next,flist do
 	f:Close()
 	
 end--]]
-local t = { "", "", "", "" }
+local t = { "", "", "", "", "" }
 
 local function GenID(_1, _2, _3, _4, _5)
 	if not _1 then return end
@@ -308,19 +385,24 @@ local function GenID(_1, _2, _3, _4, _5)
 	t[2] = tostring(_2)
 	t[3] = tostring(_3)
 	t[4] = tostring(_4)
-	assert(not _5)
+	t[5] = DependencyManifestID(_5)
 
 	return table.concat(t, "|")
 end
 
 local Player = FindMetaTable "Player"
 
+function Player.OutfitDependencyManifest(pl)
+	return pl.outfitter_dependency_manifest
+end
+
 function Player.OutfitHash(pl)
 	return pl.outfitter_latest
 end
 
 function Player.OutfitUpdateHash(pl)
-	local hash = GenID(pl:OutfitInfo())
+	local mdl, download_path, skin, bodygroups = pl:OutfitInfo()
+	local hash = GenID(mdl, download_path, skin, bodygroups, pl:OutfitDependencyManifest())
 	pl.outfitter_latest = hash
 
 	return hash
@@ -338,11 +420,12 @@ function Player.OutfitInfo(pl)
 	return pl.outfitter_mdl, pl.outfitter_download_path, pl.outfitter_skin, pl.outfitter_bodygroups
 end
 
-function Player.OutfitSetInfo(pl, mdl, download_path, skin, bodygroups)
+function Player.OutfitSetInfo(pl, mdl, download_path, skin, bodygroups, dependency_manifest)
 	pl.outfitter_mdl = mdl
 	pl.outfitter_download_path = download_path
 	pl.outfitter_skin = skin
 	pl.outfitter_bodygroups = bodygroups
+	pl.outfitter_dependency_manifest = NormalizeDependencyManifest(dependency_manifest)
 	pl:OutfitUpdateHash()
 end
 
diff --git a/lua/outfitter/sv.lua b/lua/outfitter/sv.lua
index 4729e5a..020f888 100644
--- a/lua/outfitter/sv.lua
+++ b/lua/outfitter/sv.lua
@@ -75,26 +75,26 @@ function NetData(pl, k, val)
 		return false
 	end
 
-	local mdl, download_info
+	local mdl, download_info, dependency_manifest
 	if val then
 		if #val > 2048 * 2 or #val == 0 then
 			dbg("NetData", "badval", #val, pl)
 			return false
 		end
 
-		mdl, download_info = DecodeOutfitterPayload(val)
+		mdl, download_info, dependency_manifest = DecodeOutfitterPayload(val)
 	end
 
 	local ret = hook.Run("CanOutfit", pl, mdl, download_info)
 	if ret == false then return false end
 
-	pl:OutfitSetInfo(mdl, download_info)
+	pl:OutfitSetInfo(mdl, download_info, nil, nil, dependency_manifest)
 
-	dbg("NetData", pl, "outfit", mdl, download_info)
+	dbg("NetData", pl, "outfit", mdl, download_info, DependencyManifestID(dependency_manifest))
 
 	if not val then return true end
 
-	local ret = SanityCheckNData(mdl, download_info)
+	local ret = SanityCheckNData(mdl, download_info, dependency_manifest)
 
 	if ret ~= nil then
 		dbg("NetData", pl, "sanity check fail", tostring(val):sub(1, 256))
diff --git a/lua/outfitter/ui.lua b/lua/outfitter/ui.lua
index 220270d..7fbe1cc 100644
--- a/lua/outfitter/ui.lua
+++ b/lua/outfitter/ui.lua
@@ -178,7 +178,7 @@ local function Command(com, v1)
 			end
 		end
 		if n then
-			UIChoseWorkshop(n)
+			UIChoseWorkshop(n, false, true)
 		elseif v1 == "fixanims" then
 			FixLocalPlayerAnimations(true)
 		elseif v1 == "fullupdate" then
@@ -355,6 +355,7 @@ local tried_mounting
 local mount_path
 local chosen_mdl
 local mdllist_extra
+local chosen_dependency_manifest
 function UIGetMDLList()
 	return mdllist
 end
@@ -383,6 +384,35 @@ function UIGetDownloadInfoX()
 	return chosen_download_info
 end
 
+function UIGetDependencyManifest()
+	return chosen_dependency_manifest
+end
+
+function UISetDependencyManifest(dependency_manifest)
+	chosen_dependency_manifest = NormalizeDependencyManifest(dependency_manifest)
+end
+
+function UIApplyDependencyManifest(dependency_manifest)
+	UISetDependencyManifest(dependency_manifest)
+
+	local pl = LocalPlayer()
+	local mdl, download_info, skin, bodygroups = pl:OutfitInfo()
+	if mdl and download_info == chosen_download_info then
+		OnChangeOutfit(pl, mdl, download_info, skin, bodygroups, chosen_dependency_manifest)
+	end
+end
+
+function coUIReviewDependencies(wsid, dependency_manifest)
+	local graph, err = coResolveWSDependencies(wsid)
+	if not graph then return nil, err end
+	if graph.count == 0 then return MakeDependencyManifest() end
+	if not GUIReviewDependencies then return nil, "no dependency review gui" end
+
+	local cb = co.newcb()
+	GUIReviewDependencies(graph, dependency_manifest, cb)
+	return co.waitcb(cb)
+end
+
 function UICancelAll()
 	UIMsg "Unsetting everything"
 
@@ -392,6 +422,7 @@ function UICancelAll()
 	mount_path = nil
 	tried_mounting = nil
 	chosen_mdl = nil
+	chosen_dependency_manifest = nil
 
 	RemoveOutfit()
 	EnforceHands()
@@ -457,7 +488,7 @@ function UIChangeModelToID(n, opengui)
 	relay_opengui = opengui
 
 	-- returns instantly, but should be instant anyway
-	OnChangeOutfit(LocalPlayer(), mdl.Name, chosen_download_info)
+	OnChangeOutfit(LocalPlayer(), mdl.Name, chosen_download_info, nil, nil, chosen_dependency_manifest)
 	dbg("EnforceHands?", ShouldHands(), n, mdllist[2] == nil, handslist, handslist and handslist[1])
 	if n == 1 and nil == mdllist[2] and handslist and next(handslist) ~= nil and ShouldHands() then
 		local _, entry = next(handslist)
@@ -491,16 +522,32 @@ hook.Add("OutfitApply", Tag, function(pl, mdl)
 	end
 end)
 
-function UIChoseWorkshop(wsid, opengui)
+function UIChoseWorkshop(wsid, opengui, review_dependencies)
 	assert(tonumber(wsid))
 
-	if co.make(wsid, opengui) then return end
+	if co.make(wsid, opengui, review_dependencies) then return end
+
+	local previous_dependency_manifest
+	if tostring(chosen_download_info) == tostring(wsid) then
+		previous_dependency_manifest = chosen_dependency_manifest
+	end
+	if not previous_dependency_manifest then
+		local pl = LocalPlayer()
+		if pl:IsValid() then
+			local _, current_wsid = pl:OutfitInfo()
+			local current_dependency_manifest = pl:OutfitDependencyManifest()
+			if tostring(current_wsid) == tostring(wsid) then
+				previous_dependency_manifest = current_dependency_manifest
+			end
+		end
+	end
 
 	mdllist = nil
 	chosen_download_info = nil
 	mount_path = nil
 	tried_mounting = nil
 	chosen_mdl = nil
+	chosen_dependency_manifest = nil
 
 	SetUIFetching(wsid, true)
 	co.sleep(.5)
@@ -573,6 +620,18 @@ function UIChoseWorkshop(wsid, opengui)
 		end
 	end
 
+	if review_dependencies and ShouldMountChildren() then
+		local dependency_manifest, err = coUIReviewDependencies(wsid, previous_dependency_manifest)
+		if dependency_manifest == false then
+			GUIOpen()
+			return
+		elseif dependency_manifest then
+			chosen_dependency_manifest = dependency_manifest
+		elseif err then
+			UIError("Dependency review failed: " .. tostring(err))
+		end
+	end
+
 	co.sleep(.2)
 
 	if mdls[2] then
@@ -607,6 +666,7 @@ function UIChoseHTTPGMA(download_info, opengui)
 	mount_path = nil
 	tried_mounting = nil
 	chosen_mdl = nil
+	chosen_dependency_manifest = nil
 
 	local id = URLFilename(download_info) or "httpgma:" .. util.CRC(download_info)
 
@@ -714,9 +774,17 @@ function SetAutowear()
 	local pl = LocalPlayer()
 
 	local mdl, wsid, skin, bodygroup = pl:OutfitInfo()
+	local dependency_manifest = pl:OutfitDependencyManifest()
 
-	local t = { mdl = mdl, wsid = wsid, skin = skin, bodygroup = bodygroup, setbodygroupdata = pl:GetBodyGroupData(), hands =
-	pl.outfitter_hands }
+	local t = {
+		mdl = mdl,
+		wsid = wsid,
+		skin = skin,
+		bodygroup = bodygroup,
+		setbodygroupdata = pl:GetBodyGroupData(),
+		hands = pl.outfitter_hands,
+		dependency_manifest = dependency_manifest
+	}
 
 
 	if mdl then
@@ -747,6 +815,21 @@ function coUIOversizeMsg(pl, wsid)
 		(" is too big %saccording to your settings (%s) so it was not mounted!"):format(szstr, maxsz))
 end
 
+local dependency_failures = {}
+function coUIDependencyFailureMsg(pl, wsid, err, err2)
+	local key = table.concat({ tostring(pl), tostring(wsid), tostring(err), tostring(err2) }, "|")
+	if dependency_failures[key] then return end
+	dependency_failures[key] = true
+
+	local detail = err2 and " (" .. (err == "oversize" and string.NiceSize(err2) or tostring(err2)) .. ")" or ""
+	local msg = ("Dependencies for the outfit of %s were not fully mounted: %s%s"):format(tostring(pl), tostring(err), detail)
+
+	Msg("[Outfitter] ")
+	print(msg)
+	UIMsg(msg)
+	notification.AddLegacy("[Outfitter] " .. msg, NOTIFY_ERROR, 4)
+end
+
 -- This is a horrible hack because of forethought was lacking when the rest of the code was made
 -- duplicated from two different functions, etc
 function coDoAutowear()
@@ -759,6 +842,7 @@ function coDoAutowear()
 
 	local mdl, wsid, skin, bodygroup, setbodygroupdata = t.mdl, t.wsid, t.skin, t.bodygroup, t.setbodygroupdata
 	local hands = t.hands
+	local dependency_manifest = NormalizeDependencyManifest(t.dependency_manifest)
 
 	if not mdl then return end
 
@@ -849,7 +933,7 @@ function coDoAutowear()
 	UISetSilentApplyModel(mdl)
 
 	-- returns instantly, but should be instant anyway
-	OnChangeOutfit(LocalPlayer(), mdl, chosen_download_info)
+	OnChangeOutfit(LocalPlayer(), mdl, chosen_download_info, nil, nil, dependency_manifest)
 
 	-- cannot enforce hands without crashing at the moment
 	dbg("coDoAutowear", "EnforceHands", ShouldHands(), next(handslist or {}))