diff --git a/CHANGELOG.md b/CHANGELOG.md
index c075422c3..928d719eb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,9 @@ Index navigation improvements:
  - Threads in the index can now be sorted by:
   - bump order
   - creation date
+  - reply count
+  - file count
+  - last reply
 
 Added a keybind to open the catalog search field on index pages.
 
diff --git a/src/Miscellaneous/Index.coffee b/src/Miscellaneous/Index.coffee
index ed9a8cd56..75b8bbdd1 100644
--- a/src/Miscellaneous/Index.coffee
+++ b/src/Miscellaneous/Index.coffee
@@ -26,6 +26,9 @@ Index =
       subEntries: [
         { el: $.el 'label', innerHTML: '<input type=radio name="Index Sort" value="bump"> Bump order' }
         { el: $.el 'label', innerHTML: '<input type=radio name="Index Sort" value="birth"> Creation date' }
+        { el: $.el 'label', innerHTML: '<input type=radio name="Index Sort" value="replycount"> Reply count' }
+        { el: $.el 'label', innerHTML: '<input type=radio name="Index Sort" value="filecount"> File count' }
+        { el: $.el 'label', innerHTML: '<input type=radio name="Index Sort" value="lastreply"> Last reply' }
       ]
     for label in sortEntry.subEntries
       input = label.el.firstChild
@@ -136,6 +139,16 @@ Index =
         sortedThreadIDs = Index.liveThreadIDs
       when 'birth'
         sortedThreadIDs = [Index.liveThreadIDs...].sort (a, b) -> b - a
+      when 'replycount'
+        sortedThreadIDs = [Index.liveThreadData...].sort((a, b) -> b.replies - a.replies).map (data) -> data.no
+      when 'filecount'
+        sortedThreadIDs = [Index.liveThreadData...].sort((a, b) -> b.images - a.images).map (data) -> data.no
+      when 'lastreply'
+        sortedThreadIDs = [Index.liveThreadData...].sort((a, b) ->
+          a = a.last_replies[a.last_replies.length - 1] if 'last_replies' of a
+          b = b.last_replies[b.last_replies.length - 1] if 'last_replies' of b
+          b.no - a.no
+        ).map (data) -> data.no
     Index.sortedNodes = []
     for threadID in sortedThreadIDs
       i = Index.liveThreadIDs.indexOf(threadID) * 2
diff --git a/src/Miscellaneous/Keybinds.coffee b/src/Miscellaneous/Keybinds.coffee
index 464bf76c2..c5fb5d59a 100644
--- a/src/Miscellaneous/Keybinds.coffee
+++ b/src/Miscellaneous/Keybinds.coffee
@@ -7,7 +7,7 @@ Keybinds =
 
     init = ->
       $.off d, '4chanXInitFinished', init
-      $.on d, 'keydown',  Keybinds.keydown
+      $.on d, 'keydown', Keybinds.keydown
       for node in $$ '[accesskey]'
         node.removeAttribute 'accesskey'
       return