diff --git a/.hammerspoon/init.fnl b/.hammerspoon/init.fnl
index 08185d0c..b67f1b92 100644
--- a/.hammerspoon/init.fnl
+++ b/.hammerspoon/init.fnl
@@ -15,9 +15,10 @@
 
 (local {: mash : smash : modal-bind} (require :hotkey))
 (local {: chomp : paste : replace-selection : run} (require :utils))
+(local little-ff (require :little-ff))
 
 ;; debugging
-; (hotkey.bind mash "d" #(hs.notify.show (: (hs.window.frontmostWindow) :title) "" ""))
+; (hotkey.bind mash :d #(little-ff.open "https://google.com"))
 
 ;; ⌘⌥V - defeat paste blocking
 (hotkey.bind [:cmd :alt] :v #(eventtap.keyStrokes (pasteboard.getContents)))
@@ -84,7 +85,7 @@
                     ["^https://(.*%.?)bulletin.com/?" handlers.safari]
                     ["^https://(.*%.?)store.apple.com/?" handlers.safari]
                     ["^https://(.*%.?)goodluckbread.com/?" handlers.safari]
-                    ["^https://accounts.google.com/?" handlers.arc]
+                    ; ["^https://accounts.google.com/?" handlers.arc]
                     ["^https://(.*%.?)fidelityinvestments.com/?"
                      handlers.safari]
                     ["^https://mychartwa.providence.org/?" handlers.safari]
@@ -101,10 +102,13 @@
                            "https://sci-hub.st/%1"]]]
   (Install:andUse :URLDispatcher {:config {:url_patterns url-patterns
                                            :url_redir_decoders url-redir-decoders
-                                           :default_handler handlers.firefox-dev
+                                           :default_handler little-ff.open
                                            :set_system_handler true}
                                   :start true}))
 
+; Reopen what's in Little Firefox in the main window
+(hotkey.bind mash :o little-ff.rehome)
+
 (Install:andUse :ReloadConfiguration {:start true})
 
 ;; Local overrides
diff --git a/.hammerspoon/little-ff.fnl b/.hammerspoon/little-ff.fnl
new file mode 100644
index 00000000..f0a07d73
--- /dev/null
+++ b/.hammerspoon/little-ff.fnl
@@ -0,0 +1,69 @@
+(local log (hs.logger.new :init :info))
+
+(local ff-bin
+       "/Applications/Firefox\\ Developer\\ Edition.app/Contents/MacOS/firefox")
+
+(local ff-bundle-id :org.mozilla.firefoxdeveloperedition)
+
+(λ is-ff-focused []
+  (let [win (hs.window.focusedWindow)
+        bundle-id (-> win
+                      (: :application)
+                      (: :bundleID))]
+    (if (= bundle-id ff-bundle-id)
+        win)))
+
+(λ check-ff [cb]
+  (let [win (is-ff-focused)]
+    (if win (cb win) (log:w "Firefox not focused"))))
+
+; https://github.com/Hammerspoon/hammerspoon/issues/3224#issuecomment-1294359070
+(λ with-ax-hotfix [app cb]
+  (let [ax-app (hs.axuielement.applicationElement app)
+        prev-val ax-app.AXEnhancedUserInterface]
+    (set ax-app.AXEnhancedUserInterface false)
+    (cb)
+    (set ax-app.AXEnhancedUserInterface prev-val)))
+
+(λ resize-little-ff []
+  (check-ff (fn [win]
+              (with-ax-hotfix (win:application)
+                #(win:moveToUnit "[20,10,80,90]"))
+              ;; hide sidebar
+              (hs.eventtap.keyStroke [:ctrl] :z))))
+
+(λ wait-for-little-ff [cb]
+  (let [timer (hs.timer.waitUntil is-ff-focused cb 0.05)]
+    (hs.timer.doAfter 1 #(timer:stop))))
+
+(λ open [url]
+  (hs.execute (table.concat [ff-bin :--new-window url] " "))
+  (wait-for-little-ff resize-little-ff))
+
+(λ rehome []
+  (let [win (is-ff-focused)
+        num-windows (-?> win
+                         (: :application)
+                         (: :allWindows)
+                         (length))]
+    (when (< 1 num-windows)
+      (hs.eventtap.keyStroke [] :escape)
+      (hs.eventtap.keyStrokes :yy)
+      (hs.pasteboard.callbackWhenChanged #(do
+                                            (win:close)
+                                            (hs.eventtap.keyStroke [:shift] :p)
+                                            ;; TODO figure out how to move the tab to
+                                            ;; the back - this doesn't seem to work,
+                                            ;; maybe create a custom tridactyl bind?
+                                            ;;
+                                            ;; (hs.eventtap.keyStroke [] :escape)
+                                            ;; (hs.eventtap.keyStrokes ":tabmove $")
+                                            ;; (hs.eventtap.keyStroke [] :enter)
+                                            ;;
+                                            ;; TODO figure out how to focus the main
+                                            ;; ff window - aerospace doesn't seem to
+                                            ;; handle the programmatic closing of the
+                                            ;; little ff window all that well
+                                            )))))
+
+{: open : rehome}