diff --git a/src/Filtering/PostHiding.coffee b/src/Filtering/PostHiding.coffee
index ebabee867..52c662ed1 100644
--- a/src/Filtering/PostHiding.coffee
+++ b/src/Filtering/PostHiding.coffee
@@ -26,7 +26,7 @@ PostHiding =
     return unless Conf['Reply Hiding Buttons']
 
     button = PostHiding.makeButton @, 'hide'
-    if (sa = Site.selectors.sideArrows)
+    if (sa = g.SITE.selectors.sideArrows)
       sideArrows = $ sa, @nodes.root
       $.replace sideArrows.firstChild, button
       sideArrows.removeAttribute 'class'
diff --git a/src/Filtering/ThreadHiding.coffee b/src/Filtering/ThreadHiding.coffee
index b5352fc80..80f930f13 100644
--- a/src/Filtering/ThreadHiding.coffee
+++ b/src/Filtering/ThreadHiding.coffee
@@ -12,7 +12,7 @@ ThreadHiding =
       cb:   @node
 
   catalogSet: (board) ->
-    return unless $.hasStorage and Site.software is 'yotsuba'
+    return unless $.hasStorage and g.SITE.software is 'yotsuba'
     hiddenThreads = ThreadHiding.db.get
       boardID: board.ID
       defaultValue: {}
@@ -20,7 +20,7 @@ ThreadHiding =
     localStorage.setItem "4chan-hide-t-#{board}", JSON.stringify hiddenThreads
 
   catalogWatch: ->
-    return unless $.hasStorage and Site.software is 'yotsuba'
+    return unless $.hasStorage and g.SITE.software is 'yotsuba'
     @hiddenThreads = JSON.parse(localStorage.getItem "4chan-hide-t-#{g.BOARD}") or {}
     Main.ready ->
       # 4chan's catalog sets the style to "display: none;" when hiding or unhiding a thread.
diff --git a/src/General/BoardConfig.coffee b/src/General/BoardConfig.coffee
index 842cd84da..d02b027b5 100644
--- a/src/General/BoardConfig.coffee
+++ b/src/General/BoardConfig.coffee
@@ -54,7 +54,7 @@ BoardConfig =
     !data or data.is_archived
 
   noAudio: (boardID) ->
-    return false unless Site.software is 'yotsuba'
+    return false unless g.SITE.software is 'yotsuba'
     boards = @boards or Conf['boardConfig'].boards
     boards and boards[boardID] and !boards[boardID].webm_audio
 
diff --git a/src/General/Build.coffee b/src/General/Build.coffee
index 1bde00fa7..267902d97 100644
--- a/src/General/Build.coffee
+++ b/src/General/Build.coffee
@@ -42,7 +42,7 @@ Build =
       ID:       data.no
       threadID: data.resto or data.no
       boardID:  boardID
-      siteID:   siteID or Site.hostname
+      siteID:   siteID or g.SITE.ID
       isReply:  !!data.resto
       # thread status
       isSticky: !!data.sticky
diff --git a/src/General/Get.coffee b/src/General/Get.coffee
index 92a5ecbe7..b2438e5e7 100644
--- a/src/General/Get.coffee
+++ b/src/General/Get.coffee
@@ -13,20 +13,20 @@ Get =
     {board} = root.dataset
     g.threads["#{if board then encodeURIComponent(board) else g.BOARD.ID}.#{root.id.match(/\d*$/)[0]}"]
   threadFromNode: (node) ->
-    Get.threadFromRoot $.x "ancestor-or-self::#{Site.xpath.thread}", node
+    Get.threadFromRoot $.x "ancestor-or-self::#{g.SITE.xpath.thread}", node
   postFromRoot: (root) ->
     return null unless root?
     post  = g.posts[root.dataset.fullID]
     index = root.dataset.clone
     if index then post.clones[index] else post
   postFromNode: (root) ->
-    Get.postFromRoot $.x "ancestor-or-self::#{Site.xpath.postContainer}[1]", root
+    Get.postFromRoot $.x "ancestor-or-self::#{g.SITE.xpath.postContainer}[1]", root
   postDataFromLink: (link) ->
     if link.dataset.postID # resurrected quote
       {boardID, threadID, postID} = link.dataset
       threadID or= 0
     else
-      match = link.href.match Site.regexp.quotelink
+      match = link.href.match g.SITE.regexp.quotelink
       [boardID, threadID, postID] = match[1..]
       postID or= threadID
     return {
diff --git a/src/General/Header.coffee b/src/General/Header.coffee
index 2cd3060f2..a19b2e072 100644
--- a/src/General/Header.coffee
+++ b/src/General/Header.coffee
@@ -92,7 +92,7 @@ Header =
       $.add d.body, Header.hover
       @setBarPosition Conf['Bottom Header']
 
-    $.onExists doc, "#{Site.selectors.boardList} + *", Header.generateFullBoardList
+    $.onExists doc, "#{g.SITE.selectors.boardList} + *", Header.generateFullBoardList
 
     Main.ready ->
       if not (footer = $.id 'boardNavDesktopFoot')
@@ -165,7 +165,7 @@ Header =
   generateFullBoardList: ->
     nodes = []
     spacer = -> $.el 'span', className: 'spacer'
-    items = $.X './/a|.//text()[not(ancestor::a)]', $(Site.selectors.boardList)
+    items = $.X './/a|.//text()[not(ancestor::a)]', $(g.SITE.selectors.boardList)
     i = 0
     while node = items.snapshotItem i++
       switch node.nodeName
diff --git a/src/General/Index.coffee b/src/General/Index.coffee
index 6f72b0c92..99bf91638 100644
--- a/src/General/Index.coffee
+++ b/src/General/Index.coffee
@@ -592,7 +592,7 @@ Index =
       return
 
     Index.req = $.whenModified(
-      Site.urls.catalogJSON({boardID: g.BOARD.ID}),
+      g.SITE.urls.catalogJSON({boardID: g.BOARD.ID}),
       'Index',
       Index.load
     )
diff --git a/src/General/Settings.coffee b/src/General/Settings.coffee
index 535a3022e..2a04731d5 100644
--- a/src/General/Settings.coffee
+++ b/src/General/Settings.coffee
@@ -199,7 +199,7 @@ Settings =
     $.on button, 'click', ->
       @textContent = 'Hidden: 0'
       $.get 'hiddenThreads', {}, ({hiddenThreads}) ->
-        if $.hasStorage and Site.software is 'yotsuba'
+        if $.hasStorage and g.SITE.software is 'yotsuba'
           for boardID of hiddenThreads.boards
             localStorage.removeItem "4chan-hide-t-#{boardID}"
         ($.delete ['hiddenThreads', 'hiddenPosts'])
diff --git a/src/General/Test.coffee b/src/General/Test.coffee
index 8aefef9e4..60b1ddd87 100644
--- a/src/General/Test.coffee
+++ b/src/General/Test.coffee
@@ -65,7 +65,7 @@ Test =
 
   testOne: (post) ->
     Test.postsRemaining++
-    $.cache Site.urls.threadJSON({boardID: post.boardID, threadID: post.threadID}), ->
+    $.cache g.SITE.urls.threadJSON({boardID: post.boardID, threadID: post.threadID}), ->
       return unless @response
       {posts} = @response
       Build.spoilerRange[post.board.ID] = posts[0].custom_spoiler
diff --git a/src/Images/Gallery.coffee b/src/Images/Gallery.coffee
index cbd881282..d5c681d65 100644
--- a/src/Images/Gallery.coffee
+++ b/src/Images/Gallery.coffee
@@ -82,7 +82,7 @@ Gallery =
 
     $.on window, 'resize', Gallery.cb.setHeight
 
-    for postThumb in $$ Site.selectors.file.thumb
+    for postThumb in $$ g.SITE.selectors.file.thumb
       continue unless (post = Get.postFromNode postThumb)
       continue unless post.file?.thumb
       Gallery.generateThumb post
diff --git a/src/Images/ImageCommon.coffee b/src/Images/ImageCommon.coffee
index b7e0b7242..2a42d4b8c 100644
--- a/src/Images/ImageCommon.coffee
+++ b/src/Images/ImageCommon.coffee
@@ -54,7 +54,7 @@ ImageCommon =
         clearTimeout timeoutID if delay?
         cb URL
 
-    $.ajax Site.urls.threadJSON({boardID: post.boardID, threadID: post.threadID}), onloadend: ->
+    $.ajax g.SITE.urls.threadJSON({boardID: post.boardID, threadID: post.threadID}), onloadend: ->
       post.kill !post.isClone if @status is 404
       return redirect() if @status isnt 200
       for postObj in @response.posts
diff --git a/src/Images/ImageHover.coffee b/src/Images/ImageHover.coffee
index d9cd67149..0dbdc4e12 100644
--- a/src/Images/ImageHover.coffee
+++ b/src/Images/ImageHover.coffee
@@ -23,7 +23,7 @@ ImageHover =
     return unless doc.contains @
     {file} = post
     {isVideo} = file
-    return if file.isExpanding or file.isExpanded or Site.isThumbExpanded?(file)
+    return if file.isExpanding or file.isExpanded or g.SITE.isThumbExpanded?(file)
     error = ImageHover.error post
     if ImageCommon.cache?.dataset.fullID is post.fullID
       el = ImageCommon.popCache()
diff --git a/src/Miscellaneous/CatalogLinks.coffee b/src/Miscellaneous/CatalogLinks.coffee
index 8fed1ede7..91c91a8c3 100644
--- a/src/Miscellaneous/CatalogLinks.coffee
+++ b/src/Miscellaneous/CatalogLinks.coffee
@@ -1,6 +1,6 @@
 CatalogLinks =
   init: ->
-    if Site.software is 'yotsuba' and (Conf['External Catalog'] or Conf['JSON Index']) and !(Conf['JSON Index'] and g.VIEW is 'index')
+    if g.SITE.software is 'yotsuba' and (Conf['External Catalog'] or Conf['JSON Index']) and !(Conf['JSON Index'] and g.VIEW is 'index')
       selector = switch g.VIEW
         when 'thread', 'archive' then '.navLinks.desktop > a'
         when 'catalog'           then '.navLinks > :first-child > a'
@@ -20,7 +20,7 @@ CatalogLinks =
             $.after link.parentNode, [$.tn(' '), catalogLink]
         return
 
-    if Site.software is 'yotsuba' and Conf['JSON Index'] and Conf['Use <%= meta.name %> Catalog']
+    if g.SITE.software is 'yotsuba' and Conf['JSON Index'] and Conf['Use <%= meta.name %> Catalog']
       Callbacks.Post.push
         name: 'Catalog Link Rewrite'
         cb:   @node
diff --git a/src/Miscellaneous/ExpandComment.coffee b/src/Miscellaneous/ExpandComment.coffee
index 6fbf847e0..3bbbd3d7b 100644
--- a/src/Miscellaneous/ExpandComment.coffee
+++ b/src/Miscellaneous/ExpandComment.coffee
@@ -23,7 +23,7 @@ ExpandComment =
       return
     return if not (a = $ '.abbr > a', post.nodes.comment)
     a.textContent = "Post No.#{post} Loading..."
-    $.cache Site.urls.threadJSON({boardID: post.boardID, threadID: post.threadID}), -> ExpandComment.parse @, a, post
+    $.cache g.SITE.urls.threadJSON({boardID: post.boardID, threadID: post.threadID}), -> ExpandComment.parse @, a, post
 
   contract: (post) ->
     return unless post.nodes.shortComment
diff --git a/src/Miscellaneous/ExpandThread.coffee b/src/Miscellaneous/ExpandThread.coffee
index cf525d00e..9a270a62d 100644
--- a/src/Miscellaneous/ExpandThread.coffee
+++ b/src/Miscellaneous/ExpandThread.coffee
@@ -54,7 +54,7 @@ ExpandThread =
   expand: (thread, a) ->
     ExpandThread.statuses[thread] = status = {}
     a.textContent = Build.summaryText '...', a.textContent.match(/\d+/g)...
-    status.req = $.cache Site.urls.threadJSON({boardID: thread.board.ID, threadID: thread.ID}), ->
+    status.req = $.cache g.SITE.urls.threadJSON({boardID: thread.board.ID, threadID: thread.ID}), ->
       return if @ isnt status.req # aborted
       delete status.req
       ExpandThread.parse @, thread, a
diff --git a/src/Miscellaneous/Fourchan.coffee b/src/Miscellaneous/Fourchan.coffee
index 7fba2af7f..186576ec4 100644
--- a/src/Miscellaneous/Fourchan.coffee
+++ b/src/Miscellaneous/Fourchan.coffee
@@ -1,6 +1,6 @@
 Fourchan =
   init: ->
-    return unless Site.software is 'yotsuba' and g.VIEW in ['index', 'thread', 'archive']
+    return unless g.SITE.software is 'yotsuba' and g.VIEW in ['index', 'thread', 'archive']
     BoardConfig.ready @initBoard
     Main.ready @initReady
 
diff --git a/src/Miscellaneous/Tinyboard.coffee b/src/Miscellaneous/Tinyboard.coffee
index b4865bdb1..7d0b3e512 100644
--- a/src/Miscellaneous/Tinyboard.coffee
+++ b/src/Miscellaneous/Tinyboard.coffee
@@ -1,6 +1,6 @@
 Tinyboard =
   init: ->
-    return unless Site.software is 'tinyboard'
+    return unless g.SITE.software is 'tinyboard'
     if g.VIEW is 'thread'
       Main.ready ->
         $.global ->
diff --git a/src/Monitoring/ThreadStats.coffee b/src/Monitoring/ThreadStats.coffee
index 014cd8a67..1acc3cc5e 100644
--- a/src/Monitoring/ThreadStats.coffee
+++ b/src/Monitoring/ThreadStats.coffee
@@ -76,7 +76,7 @@ ThreadStats =
       return
     ThreadStats.timeout = setTimeout ThreadStats.fetchPage, 2 * $.MINUTE
     $.whenModified(
-      Site.urls.threadsListJSON({boardID: ThreadStats.thread.board}),
+      g.SITE.urls.threadsListJSON({boardID: ThreadStats.thread.board}),
       'ThreadStats',
       ThreadStats.onThreadsLoad
     )
diff --git a/src/Monitoring/ThreadUpdater.coffee b/src/Monitoring/ThreadUpdater.coffee
index 99e16b8d3..74925d5e7 100644
--- a/src/Monitoring/ThreadUpdater.coffee
+++ b/src/Monitoring/ThreadUpdater.coffee
@@ -138,7 +138,7 @@ ThreadUpdater =
             ThreadUpdater.setInterval()
         when 404
           # XXX workaround for 4chan sending false 404s
-          $.ajax Site.urls.catalogJSON({boardID: ThreadUpdater.thread.board.ID}), onloadend: ->
+          $.ajax g.SITE.urls.catalogJSON({boardID: ThreadUpdater.thread.board.ID}), onloadend: ->
             if @status is 200
               confirmed = true
               for page in @response
@@ -234,7 +234,7 @@ ThreadUpdater =
       delete ThreadUpdater.req
       oldReq.abort()
     ThreadUpdater.req = $.whenModified(
-      Site.urls.threadJSON({boardID: ThreadUpdater.thread.board.ID, threadID: ThreadUpdater.thread.ID}),
+      g.SITE.urls.threadJSON({boardID: ThreadUpdater.thread.board.ID, threadID: ThreadUpdater.thread.ID}),
       'ThreadUpdater',
       ThreadUpdater.cb.load,
       {timeout: $.MINUTE}
diff --git a/src/Monitoring/ThreadWatcher.coffee b/src/Monitoring/ThreadWatcher.coffee
index 53cdbe12f..ae376ac98 100644
--- a/src/Monitoring/ThreadWatcher.coffee
+++ b/src/Monitoring/ThreadWatcher.coffee
@@ -93,7 +93,7 @@ ThreadWatcher =
         href: 'javascript:;'
         className: 'watch-thread-link'
       $.before $('input', @nodes.info), toggler
-    siteID = Site.hostname
+    siteID = g.SITE.ID
     boardID = @board.ID
     threadID = @thread.ID
     data = ThreadWatcher.db.get {siteID, boardID, threadID}
@@ -148,7 +148,7 @@ ThreadWatcher =
         ThreadWatcher.add g.threads[boardID + '.' + threadID] or new Thread(threadID, g.boards[boardID] or new Board(boardID))
     onIndexUpdate: (e) ->
       {db}    = ThreadWatcher
-      siteID  = Site.hostname
+      siteID  = g.SITE.ID
       boardID = g.BOARD.ID
       nKilled = 0
       for threadID, data of db.data[siteID].boards[boardID] when not data?.isDead and "#{boardID}.#{threadID}" not in e.detail.threads
@@ -185,7 +185,7 @@ ThreadWatcher =
       else
         ThreadWatcher.status.textContent = "#{Math.round(ThreadWatcher.fetched / ThreadWatcher.requests.length * 100)}%"
       cb.apply @, args
-    ajax = if siteID is Site.hostname then $.ajax else CrossOrigin.ajax
+    ajax = if siteID is g.SITE.ID then $.ajax else CrossOrigin.ajax
     if force
       delete $.lastModified.ThreadWatcher?[url]
     req = $.whenModified(
@@ -382,7 +382,7 @@ ThreadWatcher =
     all = []
     for siteID, boards of ThreadWatcher.db.data
       for boardID, threads of boards.boards
-        if Conf['Current Board'] and (siteID isnt Site.hostname or boardID isnt g.BOARD.ID)
+        if Conf['Current Board'] and (siteID isnt g.SITE.ID or boardID isnt g.BOARD.ID)
           continue
         if groupByBoard
           all.push (cont = [])
@@ -466,7 +466,7 @@ ThreadWatcher =
     ThreadWatcher.setPrefixes threads
     for {siteID, boardID, threadID, data} in threads
       # Add missing excerpt for threads added by Auto Watch
-      if not data.excerpt? and siteID is Site.hostname and (thread = g.threads["#{boardID}.#{threadID}"]) and thread.OP
+      if not data.excerpt? and siteID is g.SITE.ID and (thread = g.threads["#{boardID}.#{threadID}"]) and thread.OP
         ThreadWatcher.db.extend {boardID, threadID, val: {excerpt: Get.threadExcerpt thread}}
       nodes.push ThreadWatcher.makeLine siteID, boardID, threadID, data
     {list} = ThreadWatcher
@@ -522,7 +522,7 @@ ThreadWatcher =
     ThreadWatcher.db.extend {boardID, threadID, val: {isDead: true, page: undefined, lastPage: undefined, unread: undefined, quotingYou: undefined}}, cb
 
   toggle: (thread) ->
-    siteID   = Site.hostname
+    siteID   = g.SITE.ID
     boardID  = thread.board.ID
     threadID = thread.ID
     if ThreadWatcher.db.get {boardID, threadID}
@@ -532,7 +532,7 @@ ThreadWatcher =
 
   add: (thread) ->
     data     = {}
-    siteID   = Site.hostname
+    siteID   = g.SITE.ID
     boardID  = thread.board.ID
     threadID = thread.ID
     if thread.isDead
@@ -546,7 +546,7 @@ ThreadWatcher =
   addRaw: (boardID, threadID, data) ->
     ThreadWatcher.db.set {boardID, threadID, val: data}
     ThreadWatcher.refresh()
-    thread = {siteID: Site.hostname, boardID, threadID, data, force: true}
+    thread = {siteID: g.SITE.ID, boardID, threadID, data, force: true}
     if Conf['Show Page'] and !data.isDead
       ThreadWatcher.fetchBoard [thread]
     else if ThreadWatcher.unreadEnabled and Conf['Show Unread Count']
diff --git a/src/Monitoring/Unread.coffee b/src/Monitoring/Unread.coffee
index 2f39d0775..33e3ee0c2 100644
--- a/src/Monitoring/Unread.coffee
+++ b/src/Monitoring/Unread.coffee
@@ -34,7 +34,7 @@ Unread =
       textContent: 'Test Post Order'
     $.on testLink, 'click', ->
       list1 = (x.ID for x in Unread.order.order())
-      list2 = (+x.id.match(/\d*$/)[0] for x in $$ (if Site.isOPContainerThread then "#{Site.selectors.thread}, " else '') + Site.selectors.postContainer)
+      list2 = (+x.id.match(/\d*$/)[0] for x in $$ (if g.SITE.isOPContainerThread then "#{g.SITE.selectors.thread}, " else '') + g.SITE.selectors.postContainer)
       pass = do ->
         return false unless list1.length is list2.length
         for i in [0...list1.length] by 1
@@ -223,7 +223,7 @@ Unread =
 
     Unread.saveThreadWatcherCount()
 
-    if Conf['Unread Favicon'] and Site.software is 'yotsuba'
+    if Conf['Unread Favicon'] and g.SITE.software is 'yotsuba'
       {isDead} = Unread.thread
       Favicon.el.href =
         if countQuotingYou
@@ -238,7 +238,7 @@ Unread =
   saveThreadWatcherCount: $.debounce 2 * $.SECOND, ->
     $.forceSync 'Remember Last Read Post'
     if Conf['Remember Last Read Post'] and (!Unread.thread.isDead or Unread.thread.isArchived)
-      ThreadWatcher.update Site.hostname, Unread.thread.board.ID, Unread.thread.ID,
+      ThreadWatcher.update g.SITE.ID, Unread.thread.board.ID, Unread.thread.ID,
         isDead: Unread.thread.isDead
         unread: Unread.posts.size
         quotingYou: !!(if !Conf['Require OP Quote Link'] and QuoteYou.isYou(Unread.thread.OP) then Unread.posts.size else Unread.postsQuotingYou.size)
diff --git a/src/Monitoring/UnreadIndex.coffee b/src/Monitoring/UnreadIndex.coffee
index 4d2878352..1ca6c489c 100644
--- a/src/Monitoring/UnreadIndex.coffee
+++ b/src/Monitoring/UnreadIndex.coffee
@@ -64,7 +64,7 @@ UnreadIndex =
           firstUnread = post
 
     hr = UnreadIndex.hr[thread.fullID]
-    if firstUnread and (repliesRead or (lastReadPost is thread.OP.ID and (!$(Site.selectors.summary, thread.nodes.root) or thread.ID of ExpandThread.statuses)))
+    if firstUnread and (repliesRead or (lastReadPost is thread.OP.ID and (!$(g.SITE.selectors.summary, thread.nodes.root) or thread.ID of ExpandThread.statuses)))
       if !hr
         hr = UnreadIndex.hr[thread.fullID] = $.el 'hr',
           className: 'unread-line'
@@ -87,7 +87,7 @@ UnreadIndex =
         href: 'javascript:;'
         textContent: 'Mark Read'
       $.on link, 'click', UnreadIndex.markRead
-    if (divider = $ Site.selectors.threadDivider, thread.nodes.root) # divider inside thread as in Tinyboard
+    if (divider = $ g.SITE.selectors.threadDivider, thread.nodes.root) # divider inside thread as in Tinyboard
       $.before divider, link
     else
       $.add thread.nodes.root, link
@@ -105,6 +105,6 @@ UnreadIndex =
       val:      lastPost
     $.rm UnreadIndex.hr[thread.fullID]
     thread.nodes.root.classList.remove 'unread-thread'
-    ThreadWatcher.update Site.hostname, thread.board.ID, thread.ID,
+    ThreadWatcher.update g.SITE.ID, thread.board.ID, thread.ID,
       unread: 0
       quotingYou: false
diff --git a/src/Posting/QR.coffee b/src/Posting/QR.coffee
index 20a340de8..4db04e286 100644
--- a/src/Posting/QR.coffee
+++ b/src/Posting/QR.coffee
@@ -317,7 +317,7 @@ QR =
         $.replace node, $.tn '\n'
       for node in $$ 'br', frag
         $.replace node, $.tn '\n>' unless node is frag.lastChild
-      Site.insertTags?(frag)
+      g.SITE.insertTags?(frag)
       for node in $$ '.linkify[data-original]', frag
         $.replace node, $.tn node.dataset.original
       for node in $$ '.embedder', frag
diff --git a/src/classes/DataBoard.coffee b/src/classes/DataBoard.coffee
index ddb7c621f..219c525f5 100644
--- a/src/classes/DataBoard.coffee
+++ b/src/classes/DataBoard.coffee
@@ -19,7 +19,7 @@ class DataBoard
       @data['4chan.org'] = {boards, lastChecked}
       delete @data.boards
       delete @data.lastChecked
-    @data[Site.hostname] or= boards: {}
+    @data[g.SITE.ID] or= boards: {}
 
   changes: []
 
@@ -47,7 +47,7 @@ class DataBoard
       cb?()
 
   delete: ({siteID, boardID, threadID, postID}) ->
-    siteID or= Site.hostname
+    siteID or= g.SITE.ID
     return unless @data[siteID]
     @save =>
       if postID
@@ -76,7 +76,7 @@ class DataBoard
     , cb
 
   setUnsafe: ({siteID, boardID, threadID, postID, val}) ->
-    siteID or= Site.hostname
+    siteID or= g.SITE.ID
     @data[siteID] or= boards: {}
     if postID isnt undefined
       ((@data[siteID].boards[boardID] or= {})[threadID] or= {})[postID] = val
@@ -101,7 +101,7 @@ class DataBoard
       @data[key] = Date.now()
 
   get: ({siteID, boardID, threadID, postID, defaultValue}) ->
-    siteID or= Site.hostname
+    siteID or= g.SITE.ID
     if board = @data[siteID]?.boards[boardID]
       unless threadID?
         if postID?
@@ -119,7 +119,7 @@ class DataBoard
     val or defaultValue
 
   clean: ->
-    siteID = Site.hostname
+    siteID = g.SITE.ID
     for boardID, val of @data[siteID].boards
       @deleteIfEmpty {siteID, boardID}
     now = Date.now()
@@ -131,12 +131,12 @@ class DataBoard
 
   ajaxClean: (boardID) ->
     that = @
-    siteID = Site.hostname
-    threadsList = Site.urls.threadsListJSON?({siteID, boardID})
+    siteID = g.SITE.ID
+    threadsList = g.SITE.urls.threadsListJSON?({siteID, boardID})
     return unless threadsList
     $.cache threadsList, ->
       return unless @status is 200
-      archiveList = Site.urls.archiveListJSON?({siteID, boardID})
+      archiveList = g.SITE.urls.archiveListJSON?({siteID, boardID})
       return that.ajaxCleanParse(boardID, @response) unless archiveList
       response1 = @response
       $.cache archiveList, ->
@@ -144,7 +144,7 @@ class DataBoard
         that.ajaxCleanParse(boardID, response1, @response)
 
   ajaxCleanParse: (boardID, response1, response2) ->
-    siteID = Site.hostname
+    siteID = g.SITE.ID
     return if not (board = @data[siteID].boards[boardID])
     threads = {}
     if response1
diff --git a/src/classes/Fetcher.coffee b/src/classes/Fetcher.coffee
index 693fb2856..d61e50d96 100644
--- a/src/classes/Fetcher.coffee
+++ b/src/classes/Fetcher.coffee
@@ -16,7 +16,7 @@ class Fetcher
     @root.textContent = "Loading post No.#{@postID}..."
     if @threadID
       that = @
-      $.cache Site.urls.threadJSON({boardID: @boardID, threadID: @threadID}), ({isCached}) ->
+      $.cache g.SITE.urls.threadJSON({boardID: @boardID, threadID: @threadID}), ({isCached}) ->
         that.fetchedPost @, isCached
     else
       @archivedPost()
@@ -81,7 +81,7 @@ class Fetcher
     if post.no isnt @postID
       # Cached requests can be stale and must be rechecked.
       if isCached
-        api = Site.urls.threadJSON({boardID: @boardID, threadID: @threadID})
+        api = g.SITE.urls.threadJSON({boardID: @boardID, threadID: @threadID})
         $.cleanCache (url) -> url is api
         that = @
         $.cache api, ->
diff --git a/src/classes/Post.Clone.coffee b/src/classes/Post.Clone.coffee
index 1fd0c9a66..873eba202 100644
--- a/src/classes/Post.Clone.coffee
+++ b/src/classes/Post.Clone.coffee
@@ -44,7 +44,7 @@ Post.Clone = class extends Post
       @file = {}
       for key, val of @origin.file
         @file[key] = val
-      for key, selector of Site.selectors.file
+      for key, selector of g.SITE.selectors.file
         @file[key] = $ selector, @nodes.root
       @file.thumbLink = @file.thumb?.parentNode
       @file.fullImage = $ '.full-image', @file.thumbLink if @file.thumbLink
diff --git a/src/classes/Post.coffee b/src/classes/Post.coffee
index 58d89ebfc..58d927b37 100644
--- a/src/classes/Post.coffee
+++ b/src/classes/Post.coffee
@@ -9,7 +9,7 @@ class Post
     @ID       = +root.id.match(/\d*$/)[0]
     @threadID = @thread.ID
     @boardID  = @board.ID
-    @siteID   = Site.hostname
+    @siteID   = g.SITE.ID
     @fullID   = "#{@board}.#{@ID}"
     @context  = @
     @isReply  = (@ID isnt @threadID)
@@ -21,7 +21,7 @@ class Post
     if not @isReply
       @thread.OP = @
       for key in ['isSticky', 'isClosed', 'isArchived']
-        @thread[key] = if (selector = Site.selectors.icons[key]) then !!$(selector, @nodes.info) else false
+        @thread[key] = if (selector = g.SITE.selectors.icons[key]) then !!$(selector, @nodes.info) else false
       if @thread.isArchived
         @thread.isClosed = true
         @thread.kill()
@@ -67,12 +67,12 @@ class Post
     g.posts.push   @fullID, @
 
   parseNodes: (root) ->
-    s = Site.selectors
+    s = g.SITE.selectors
     post = $(s.post, root) or root
     info = $ s.infoRoot, post
     nodes =
       root:       root
-      bottom:     if @isReply or !Site.isOPContainerThread then root else $(s.opBottom, root)
+      bottom:     if @isReply or !g.SITE.isOPContainerThread then root else $(s.opBottom, root)
       post:       post
       info:       info
       comment:    $ s.comment, post
@@ -81,7 +81,7 @@ class Post
       embedlinks:   []
     for key, selector of s.info
       nodes[key] = $ selector, info
-    Site.parseNodes?(@, nodes)
+    g.SITE.parseNodes?(@, nodes)
     nodes.uniqueIDRoot or= nodes.uniqueID
 
     # XXX Edge invalidates HTMLCollections when an ancestor node is inserted into another node.
@@ -106,7 +106,7 @@ class Post
     #   'Comment too long'...
     #   EXIF data. (/p/)
     @nodes.commentClean = bq = @nodes.comment.cloneNode true
-    Site.cleanComment?(bq)
+    g.SITE.cleanComment?(bq)
     @info.comment = @nodesToText bq
 
   commentDisplay: ->
@@ -119,13 +119,13 @@ class Post
     #   Trailing spaces.
     bq = @nodes.commentClean.cloneNode true
     @cleanSpoilers bq unless Conf['Remove Spoilers'] or Conf['Reveal Spoilers']
-    Site.cleanCommentDisplay?(bq)
+    g.SITE.cleanCommentDisplay?(bq)
     @nodesToText(bq).trim().replace(/\s+$/gm, '')
 
   commentOrig: ->
     # Get the comment's text for reposting purposes.
     bq = @nodes.commentClean.cloneNode true
-    Site.insertTags?(bq)
+    g.SITE.insertTags?(bq)
     @nodesToText bq
 
   nodesToText: (bq) ->
@@ -137,14 +137,14 @@ class Post
     text
 
   cleanSpoilers: (bq) ->
-    spoilers = $$ Site.selectors.spoiler, bq
+    spoilers = $$ g.SITE.selectors.spoiler, bq
     for node in spoilers
       $.replace node, $.tn '[spoiler]'
     return
 
   parseQuotes: ->
     @quotes = []
-    for quotelink in $$ Site.selectors.quotelink, @nodes.comment
+    for quotelink in $$ g.SITE.selectors.quotelink, @nodes.comment
       @parseQuote quotelink
     return
 
@@ -155,7 +155,7 @@ class Post
     #  - catalog links. (>>>/b/catalog or >>>/b/search)
     #  - rules links. (>>>/a/rules)
     #  - text-board quotelinks. (>>>/img/1234)
-    match = quotelink.href.match Site.regexp.quotelink
+    match = quotelink.href.match g.SITE.regexp.quotelink
     return unless match or (@isClone and quotelink.dataset.postID) # normal or resurrected quote
 
     @nodes.quotelinks.push quotelink
@@ -168,12 +168,12 @@ class Post
 
   parseFile: ->
     file = {}
-    for key, selector of Site.selectors.file
+    for key, selector of g.SITE.selectors.file
       file[key] = $ selector, @nodes.root
     file.thumbLink = file.thumb?.parentNode
 
     return if not (file.text and file.link)
-    return if not Site.parseFile @, file
+    return if not g.SITE.parseFile @, file
 
     $.extend file,
       url:     file.link.href
diff --git a/src/globals/globals.js b/src/globals/globals.js
index 993d572f1..f8398488d 100644
--- a/src/globals/globals.js
+++ b/src/globals/globals.js
@@ -13,6 +13,7 @@ docSet = function() {
 g = {
   VERSION:   '<%= readJSON('/version.json').version %>',
   NAMESPACE: '<%= meta.name %>.',
+  sites:     {},
   boards:    {}
 };
 
diff --git a/src/main/Main.coffee b/src/main/Main.coffee
index d292c25af..f5a492330 100644
--- a/src/main/Main.coffee
+++ b/src/main/Main.coffee
@@ -157,7 +157,7 @@ Main =
     if ImageHost.test hostname
       return unless pathname[2] and not /[sm]\.jpg$/.test(pathname[2])
       $.asap (-> d.readyState isnt 'loading'), ->
-        if Conf['404 Redirect'] and Site.is404?()
+        if Conf['404 Redirect'] and g.SITE.is404?()
           Redirect.navigate 'file', {
             boardID:  g.BOARD.ID
             filename: pathname[pathname.length - 1]
@@ -172,7 +172,7 @@ Main =
             ImageCommon.addControls video
       return
 
-    return if Site.isAuxiliaryPage?()
+    return if g.SITE.isAuxiliaryPage?()
 
     if pathname[2] in ['thread', 'res']
       g.VIEW     = 'thread'
@@ -192,7 +192,7 @@ Main =
 
     # c.time 'All initializations'
     for [name, feature] in Main.features
-      continue if Site.disabledFeatures and name in Site.disabledFeatures
+      continue if g.SITE.disabledFeatures and name in g.SITE.disabledFeatures
       # c.time "#{name} initialization"
       try
         feature.init()
@@ -213,7 +213,7 @@ Main =
     # disable the mobile layout
     $('link[href*=mobile]', d.head)?.disabled = true
     doc.dataset.host = location.host
-    $.addClass doc, "sw-#{Site.software}"
+    $.addClass doc, "sw-#{g.SITE.software}"
     $.addClass doc, if g.VIEW is 'thread' then 'thread-view' else g.VIEW
     $.onExists doc, '.ad-cnt, .adg-rects > .desktop', (ad) -> $.onExists ad, 'img, iframe', -> $.addClass doc, 'ads-loaded'
     $.addClass doc, 'autohiding-scrollbar' if Conf['Autohiding Scrollbar']
@@ -235,7 +235,7 @@ Main =
   setClass: ->
     knownStyles = ['yotsuba', 'yotsuba-b', 'futaba', 'burichan', 'photon', 'tomorrow', 'spooky']
 
-    if Site.software is 'yotsuba' and g.VIEW is 'catalog'
+    if g.SITE.software is 'yotsuba' and g.VIEW is 'catalog'
       if (mainStyleSheet = $.id('base-css'))
         style = mainStyleSheet.href.match(/catalog_(\w+)/)?[1].replace('_new', '').replace(/_+/g, '-')
         if style in knownStyles
@@ -246,7 +246,7 @@ Main =
 
     setStyle = ->
       # Use preconfigured CSS for 4chan's default themes.
-      if Site.software is 'yotsuba'
+      if g.SITE.software is 'yotsuba'
         $.rmClass doc, style
         style = null
         for styleSheet in styleSheets
@@ -261,7 +261,7 @@ Main =
           return
 
       # Determine proper dialog background color for other themes.
-      div = Site.bgColoredEl()
+      div = g.SITE.bgColoredEl()
       div.style.position = 'absolute';
       div.style.visibility = 'hidden';
       $.add d.body, div
@@ -282,9 +282,9 @@ Main =
       """
       $.after $.id('fourchanx-css'), Main.bgColorStyle
 
-    $.onExists d.head, Site.selectors.styleSheet, (el) ->
+    $.onExists d.head, g.SITE.selectors.styleSheet, (el) ->
       mainStyleSheet = el
-      if Site.software is 'yotsuba'
+      if g.SITE.software is 'yotsuba'
         styleSheets = $$ 'link[rel="alternate stylesheet"]', d.head
       new MutationObserver(setStyle).observe mainStyleSheet, {
         attributes: true
@@ -296,7 +296,7 @@ Main =
       setStyle()
 
   initReady: ->
-    if Site.is404?()
+    if g.SITE.is404?()
       if g.VIEW is 'thread'
         ThreadWatcher.set404 g.BOARD.ID, g.THREADID, ->
           if Conf['404 Redirect']
@@ -308,7 +308,7 @@ Main =
 
       return
 
-    if Site.isIncomplete?()
+    if g.SITE.isIncomplete?()
       msg = $.el 'div',
         <%= html('The page didn&#039;t load completely.<br>Some features may not work unless you <a href="javascript:;">reload</a>.') %>
       $.on $('a', msg), 'click', -> location.reload()
@@ -322,7 +322,7 @@ Main =
       $.event '4chanXInitFinished'
 
   initThread: ->
-    s = Site.selectors
+    s = g.SITE.selectors
     if (board = $ s.board)
       threads = []
       posts   = []
@@ -336,7 +336,7 @@ Main =
       Main.handleErrors errors if errors.length
 
       if g.VIEW is 'thread'
-        Site.parseThreadMetadata?(threads[0])
+        g.SITE.parseThreadMetadata?(threads[0])
 
       Main.callbackNodes 'Thread', threads
       Main.callbackNodesDB 'Post', posts, ->
@@ -360,13 +360,13 @@ Main =
       thread = new Thread threadID, boardObj
       thread.nodes.root = threadRoot
       threads.push thread
-      postRoots = $$ Site.selectors.postContainer, threadRoot
-      postRoots.unshift threadRoot if Site.isOPContainerThread
+      postRoots = $$ g.SITE.selectors.postContainer, threadRoot
+      postRoots.unshift threadRoot if g.SITE.isOPContainerThread
       Main.parsePosts postRoots, thread, posts, errors
       Main.addPostsObserver.observe threadRoot, {childList: true}
 
   parsePosts: (postRoots, thread, posts, errors) ->
-    for postRoot in postRoots when !postRoot.dataset.fullID and $(Site.selectors.comment, postRoot)
+    for postRoot in postRoots when !postRoot.dataset.fullID and $(g.SITE.selectors.comment, postRoot)
       try
         posts.push new Post postRoot, thread, thread.board
       catch err
@@ -379,7 +379,7 @@ Main =
   addThreads: (records) ->
     threadRoots = []
     for record in records
-      for node in record.addedNodes when node.nodeType is Node.ELEMENT_NODE and node.matches(Site.selectors.thread)
+      for node in record.addedNodes when node.nodeType is Node.ELEMENT_NODE and node.matches(g.SITE.selectors.thread)
         threadRoots.push node
     return unless threadRoots.length
     threads = []
@@ -400,7 +400,7 @@ Main =
       thread = Get.threadFromRoot record.target
       postRoots = []
       for node in record.addedNodes when node.nodeType is Node.ELEMENT_NODE
-        if node.matches(Site.selectors.postContainer) or (node = $(Site.selectors.postContainer, node))
+        if node.matches(g.SITE.selectors.postContainer) or (node = $(g.SITE.selectors.postContainer, node))
           postRoots.push node
       n = posts.length
       Main.parsePosts postRoots, thread, posts, errors
@@ -512,8 +512,8 @@ Main =
   isThisPageLegit: ->
     # not 404 error page or similar.
     unless 'thisPageIsLegit' of Main
-      Main.thisPageIsLegit = if Site.isThisPageLegit
-        Site.isThisPageLegit()
+      Main.thisPageIsLegit = if g.SITE.isThisPageLegit
+        g.SITE.isThisPageLegit()
       else
         !/^[45]\d\d\b/.test(document.title)
     Main.thisPageIsLegit
diff --git a/src/site/SW.tinyboard.coffee b/src/site/SW.tinyboard.coffee
index 307614a99..715cde595 100644
--- a/src/site/SW.tinyboard.coffee
+++ b/src/site/SW.tinyboard.coffee
@@ -134,7 +134,7 @@ SW.tinyboard =
 
   parseFile: (post, file) ->
     {text, link, thumb} = file
-    return false if $.x("ancestor::#{Site.xpath.postContainer}[1]", text) isnt post.nodes.root # file belongs to a reply
+    return false if $.x("ancestor::#{@xpath.postContainer}[1]", text) isnt post.nodes.root # file belongs to a reply
     return false if not (infoNode = if '(' in link.nextSibling?.textContent then link.nextSibling else link.nextElementSibling)
     return false if not (info = infoNode.textContent.match /\((Spoiler Image, )?([\d.]+ [KMG]?B).*\)/)
     nameNode = $ '.postfilename', text
diff --git a/src/site/SW.yotsuba.coffee b/src/site/SW.yotsuba.coffee
index cb25f01c9..a54d9f20c 100644
--- a/src/site/SW.yotsuba.coffee
+++ b/src/site/SW.yotsuba.coffee
@@ -100,7 +100,7 @@ SW.yotsuba =
 
     if g.BOARD.ID is 'f' and thread.OP.file
       {file} = thread.OP
-      $.ajax Site.urls.threadJSON({boardID: 'f', threadID: thread.ID}),
+      $.ajax @urls.threadJSON({boardID: 'f', threadID: thread.ID}),
         timeout: $.MINUTE
         onloadend: ->
           if @response
diff --git a/src/site/Site.coffee b/src/site/Site.coffee
index 52165d8a1..830c4a7df 100644
--- a/src/site/Site.coffee
+++ b/src/site/Site.coffee
@@ -25,13 +25,17 @@ Site =
           changed++
         if changed
           $.set 'siteProperties', Conf['siteProperties']
-        unless @hostname
+        unless g.SITE
           @set hostname
           cb()
         return
       return
 
-  set: (@hostname) ->
-    @properties = Conf['siteProperties'][@hostname]
-    @software = @properties.software
-    $.extend @, SW[@software]
+  set: (hostname) ->
+    for ID, properties of Conf['siteProperties']
+      continue if properties.canonical
+      software = properties.software
+      continue unless software and SW[software]
+      g.sites[ID] = site = Object.create SW[software]
+      $.extend site, {ID, properties, software}
+    g.SITE = g.sites[hostname]