diff --git a/backend/src/uxbox/http/ws.clj b/backend/src/uxbox/http/ws.clj
index 4e8e4b55b8..734c56e764 100644
--- a/backend/src/uxbox/http/ws.clj
+++ b/backend/src/uxbox/http/ws.clj
@@ -56,8 +56,10 @@
 
 (defmethod handle-message :disconnect
   [{:keys [user-id] :as ws} {:keys [file-id] :as message}]
-  (swap! state update file-id dissoc user-id)
-  nil)
+  (let [local (swap! state update file-id dissoc user-id)
+        sessions (get local file-id)
+        message {:type :who :users (set (keys sessions))}]
+    (run! #(send! % message) (vals sessions))))
 
 (defmethod handle-message :who
   [{:keys [file-id] :as ws} message]
diff --git a/backend/src/uxbox/services/queries/project_files.clj b/backend/src/uxbox/services/queries/project_files.clj
index 06fa82135f..920a684cb7 100644
--- a/backend/src/uxbox/services/queries/project_files.clj
+++ b/backend/src/uxbox/services/queries/project_files.clj
@@ -22,6 +22,7 @@
 (s/def ::id ::us/uuid)
 (s/def ::name ::us/string)
 (s/def ::project-id ::us/uuid)
+(s/def ::file-id ::us/uuid)
 (s/def ::user ::us/uuid)
 
 (su/defstr sql:generic-project-files
@@ -75,7 +76,6 @@
   (-> (db/query conn [sql:recent-files user 20])
       (p/then' (partial mapv decode-row))))
 
-
 ;; --- Query: Project File (By ID)
 
 (su/defstr sql:project-file
@@ -90,6 +90,40 @@
   (-> (db/query-one db/pool [sql:project-file user id])
       (p/then' decode-row)))
 
+;; --- Query: Users of the File
+
+(su/defstr sql:file-users
+  "select u.id, u.fullname, u.photo
+     from users as u
+     join project_file_users as pfu on (pfu.user_id = u.id)
+    where pfu.file_id = $1
+   union all
+   select u.id, u.fullname, u.photo
+     from users as u
+     join project_users as pu on (pu.user_id = u.id)
+    where pu.project_id = $2")
+
+(declare retrieve-minimal-file)
+
+(su/defstr sql:minimal-file
+  "with files as (~{sql:generic-project-files})
+   select id, project_id from files where id = $2")
+
+(s/def ::project-file-users
+  (s/keys :req-un [::user ::file-id]))
+
+(sq/defquery ::project-file-users
+  [{:keys [user file-id] :as params}]
+  (db/with-atomic [conn db/pool]
+    (-> (retrieve-minimal-file conn user file-id)
+        (p/then (fn [{:keys [id project-id]}]
+                  (prn ::project-file-users id project-id)
+                  (db/query conn [sql:file-users id project-id]))))))
+
+(defn- retrieve-minimal-file
+  [conn user-id file-id]
+  (-> (db/query-one conn [sql:minimal-file user-id file-id])
+      (p/then' su/raise-not-found-if-nil)))
 
 ;; --- Helpers
 
diff --git a/frontend/src/uxbox/main/data/users.cljs b/frontend/src/uxbox/main/data/users.cljs
index 854e406516..3785731d07 100644
--- a/frontend/src/uxbox/main/data/users.cljs
+++ b/frontend/src/uxbox/main/data/users.cljs
@@ -8,6 +8,7 @@
   (:require
    [cljs.spec.alpha :as s]
    [beicon.core :as rx]
+   [cuerdas.core :as str]
    [potok.core :as ptk]
    [uxbox.main.repo.core :as rp]
    [uxbox.util.i18n :as i18n :refer [tr]]
@@ -31,7 +32,7 @@
 
 ;; --- Profile Fetched
 
-(s/def ::profile-fetched-params
+(s/def ::profile-fetched
   (s/keys :req-un [::id
                    ::username
                    ::fullname
@@ -41,8 +42,8 @@
 
 (defn profile-fetched
   [data]
-  (s/assert ::profile-fetched-params data)
-  (reify
+  (s/assert ::profile-fetched data)
+  (ptk/reify ::profile-fetched
     ptk/UpdateEvent
     (update [_ state]
       (assoc state :profile data))
diff --git a/frontend/src/uxbox/main/data/workspace_websocket.cljs b/frontend/src/uxbox/main/data/workspace_websocket.cljs
new file mode 100644
index 0000000000..c115e33237
--- /dev/null
+++ b/frontend/src/uxbox/main/data/workspace_websocket.cljs
@@ -0,0 +1,98 @@
+;; This Source Code Form is subject to the terms of the Mozilla Public
+;; License, v. 2.0. If a copy of the MPL was not distributed with this
+;; file, You can obtain one at http://mozilla.org/MPL/2.0/.
+;;
+;; Copyright (c) 2019 Andrey Antukh <niwi@niwi.nz>
+
+(ns uxbox.main.data.workspace-websocket
+  (:require
+   [beicon.core :as rx]
+   [cljs.spec.alpha :as s]
+   [potok.core :as ptk]
+   [uxbox.config :as cfg]
+   [uxbox.common.data :as d]
+   [uxbox.common.pages :as cp]
+   [uxbox.main.websockets :as ws]
+   [uxbox.main.data.icons :as udi]
+   [uxbox.main.data.projects :as dp]
+   [uxbox.main.repo.core :as rp]
+   [uxbox.main.store :as st]
+   [uxbox.util.transit :as t]
+   [vendor.randomcolor]))
+
+;; --- Initialize WebSocket
+
+(declare fetch-users)
+(declare handle-who)
+
+(s/def ::type keyword?)
+(s/def ::message
+  (s/keys :req-un [::type]))
+
+(defn initialize
+  [file-id]
+  (ptk/reify ::initialize
+    ptk/UpdateEvent
+    (update [_ state]
+      ;; (prn "initialize-websocket$update" file-id)
+      (let [uri (str "ws://localhost:6060/sub/" file-id)]
+        (assoc-in state [::ws file-id] (ws/open uri))))
+
+    ptk/WatchEvent
+    (watch [_ state stream]
+      ;; (prn "initialize-websocket$watch" file-id)
+      (rx/merge
+       (rx/of (fetch-users file-id))
+       (->> (ws/-stream (get-in state [::ws file-id]))
+            (rx/filter #(= :message (:type %)))
+            (rx/map (comp t/decode :payload))
+            (rx/filter #(s/valid? ::message %))
+            ;; (rx/tap #(js/console.log "ws-message" file-id %))
+            (rx/map (fn [{:keys [type] :as msg}]
+                      (case type
+                        :who (handle-who msg)
+                        ::unknown))))))))
+
+;; --- Finalize Websocket
+
+(defn finalize
+  [file-id]
+  (ptk/reify ::finalize
+    ptk/EffectEvent
+    (effect [_ state stream]
+      (ws/-close (get-in state [::ws file-id])))))
+
+;; --- Fetch Workspace Users
+
+(declare users-fetched)
+
+(defn fetch-users
+  [file-id]
+  (ptk/reify ::fetch-users
+    ptk/WatchEvent
+    (watch [_ state stream]
+      (->> (rp/query :project-file-users {:file-id file-id})
+           (rx/map users-fetched)))))
+
+(defn users-fetched
+  [users]
+  (ptk/reify ::users-fetched
+    ptk/UpdateEvent
+    (update [_ state]
+      (reduce (fn [state user]
+                (assoc-in state [:workspace-users :by-id (:id user)] user))
+              state
+              users))))
+
+
+;; --- Handle: Who
+
+;; TODO: assign color
+
+(defn handle-who
+  [{:keys [users] :as msg}]
+  (s/assert set? users)
+  (ptk/reify ::handle-who
+    ptk/UpdateEvent
+    (update [_ state]
+      (assoc-in state [:workspace-users :active] users))))
diff --git a/frontend/src/uxbox/main/ui/workspace.cljs b/frontend/src/uxbox/main/ui/workspace.cljs
index 76666c9628..bab162d0e0 100644
--- a/frontend/src/uxbox/main/ui/workspace.cljs
+++ b/frontend/src/uxbox/main/ui/workspace.cljs
@@ -13,7 +13,8 @@
    [uxbox.main.constants :as c]
    [uxbox.main.data.history :as udh]
    [uxbox.main.data.undo :as udu]
-   [uxbox.main.data.workspace :as udw]
+   [uxbox.main.data.workspace :as dw]
+   [uxbox.main.data.workspace-websocket :as dws]
    [uxbox.main.refs :as refs]
    [uxbox.main.store :as st]
    [uxbox.main.ui.confirm]
@@ -54,8 +55,8 @@
       (dom/prevent-default event)
       (dom/stop-propagation event)
       (if (pos? (.-deltaY event))
-        (st/emit! (udw/decrease-zoom))
-        (st/emit! (udw/increase-zoom)))
+        (st/emit! (dw/decrease-zoom))
+        (st/emit! (dw/increase-zoom)))
       (scroll/scroll-to-point dom mouse-point scroll-position))))
 
 (mf/defc workspace-content
@@ -96,17 +97,18 @@
   [{:keys [file-id page-id] :as props}]
 
   (mf/use-effect
-   {:deps #js [file-id page-id]
+   {:deps #js [(str file-id)
+               (str page-id)]
     :fn (fn []
           (let [sub (shortcuts/init)]
-            (st/emit! (udw/initialize file-id page-id))
+            (st/emit! (dw/initialize file-id page-id))
             #(rx/cancel! sub)))})
 
   (mf/use-effect
    {:deps #js [(str file-id)]
     :fn (fn []
-          (st/emit! (udw/initialize-websocket file-id))
-          #(st/emit! (udw/finalize-websocket file-id)))})
+          (st/emit! (dws/initialize file-id))
+          #(st/emit! (dws/finalize file-id)))})
 
   (let [layout (mf/deref refs/workspace-layout)
         file   (mf/deref refs/workspace-file)
diff --git a/frontend/src/uxbox/main/ui/workspace/header.cljs b/frontend/src/uxbox/main/ui/workspace/header.cljs
index f2bff40bb0..798882408f 100644
--- a/frontend/src/uxbox/main/ui/workspace/header.cljs
+++ b/frontend/src/uxbox/main/ui/workspace/header.cljs
@@ -8,6 +8,7 @@
 (ns uxbox.main.ui.workspace.header
   (:require
    [rumext.alpha :as mf]
+   [lentes.core :as l]
    [uxbox.builtins.icons :as i]
    [uxbox.config :as cfg]
    [uxbox.main.data.history :as udh]
@@ -40,6 +41,50 @@
 
 ;; --- Header Component
 
+;; (mf/defc user
+;;   [props]
+;;   (let [open (mf/use-state false)
+;;         profile (mf/deref profile-ref)
+;;         photo (if (str/empty? (:photo profile ""))
+;;                 "/images/avatar.jpg"
+;;                 (:photo profile))]
+;;     [:div.user-zone {:on-click #(st/emit! (rt/navigate :settings/profile))
+;;                      :on-mouse-enter #(reset! open true)
+;;                      :on-mouse-leave #(reset! open false)}
+;;      [:span (:fullname profile)]
+;;      [:img {:src photo}]
+;;      (when @open
+;;        [:& user-menu])]))
+
+
+(def profile-ref
+  (-> (l/key :profile)
+      (l/derive st/state)))
+
+(def users-ref
+  (-> (l/key :workspace-users)
+      (l/derive st/state)))
+
+(mf/defc user-item
+  [{:keys [user self?] :as props}]
+  [:li.tooltip.tooltip-bottom
+   {:alt (:fullname user)
+    :on-click (when self?
+                #(st/emit! (rt/navigate :settings/profile)))}
+   [:img {:src "/images/avatar.jpg"}]])
+
+(mf/defc users
+  [props]
+  (let [profile (mf/deref profile-ref)
+        users (mf/deref users-ref)]
+    [:ul.user-multi
+     [:& user-item {:user profile :self? true}]
+     (for [id (->> (:active users)
+                   (remove #(= % (:id profile))))]
+       [:& user-item {:user (get-in users [:by-id id])
+                      :key id}])]))
+
+
 (mf/defc header
   [{:keys [page layout flags] :as props}]
   (let [toggle #(st/emit! (dw/toggle-flag %))
@@ -60,10 +105,7 @@
       [:span {} "Project name / File name";(:name page)
       ]]
 
-     [:ul.user-multi
-      [:li.tooltip.tooltip-bottom
-       {:alt "USER_NAME"}
-       [:img {:src "images/avatar.jpg"}]]] 
+     [:& users]
 
      [:div.workspace-options
       [:ul.options-btn
diff --git a/frontend/src/uxbox/main/ui/workspace/sidebar/sitemap-v2.cljs b/frontend/src/uxbox/main/ui/workspace/sidebar/sitemap-v2.cljs
deleted file mode 100644
index 499f09e22d..0000000000
--- a/frontend/src/uxbox/main/ui/workspace/sidebar/sitemap-v2.cljs
+++ /dev/null
@@ -1,111 +0,0 @@
-;; This Source Code Form is subject to the terms of the Mozilla Public
-;; License, v. 2.0. If a copy of the MPL was not distributed with this
-;; file, You can obtain one at http://mozilla.org/MPL/2.0/.
-;;
-;; Copyright (c) 2015-2019 Andrey Antukh <niwi@niwi.nz>
-;; Copyright (c) 2015-2016 Juan de la Cruz <delacruzgarciajuan@gmail.com>
-
-(ns uxbox.main.ui.workspace.sidebar.sitemap
-  (:require
-   [cuerdas.core :as str]
-   [lentes.core :as l]
-   [rumext.alpha :as mf]
-   [uxbox.builtins.icons :as i]
-   [uxbox.main.data.pages :as udp]
-   [uxbox.main.data.projects :as dp]
-   [uxbox.main.data.workspace :as dw]
-   [uxbox.main.store :as st]
-   [uxbox.main.refs :as refs]
-   [uxbox.main.ui.confirm :refer [confirm-dialog]]
-   [uxbox.main.ui.modal :as modal]
-   [uxbox.main.ui.workspace.sidebar.sitemap-forms :refer [page-form-dialog]]
-   [uxbox.main.ui.workspace.sortable :refer [use-sortable]]
-   [uxbox.util.data :refer [classnames enumerate]]
-   [uxbox.util.dom :as dom]
-   [uxbox.util.i18n :refer [tr]]
-   [uxbox.util.router :as rt]))
-
-;; --- Page Item
-
-(mf/defc page-item
-  [{:keys [page index deletable? selected?] :as props}]
-  (let [on-edit #(modal/show! page-form-dialog {:page page})
-        delete-fn #(st/emit! (udp/delete-page (:id page)))
-        on-delete #(do
-                     (dom/prevent-default %)
-                     (dom/stop-propagation %)
-                     (modal/show! confirm-dialog {:on-accept delete-fn}))
-        on-drop #(do (prn "TODO"))
-        on-hover #(st/emit! (dw/change-page-order {:id (:id page)
-                                                   :index index}))
-
-        navigate-fn #(st/emit! (dw/go-to-page (:id page)))
-        [dprops ref] (use-sortable {:type "page-item"
-                                    :data {:id (:id page)
-                                           :index index}
-                                    :on-hover on-hover
-                                    :on-drop on-drop})]
-    [:li {:ref ref :class (classnames :selected selected?)}
-     [:div.element-list-body
-      {:class (classnames :selected selected?
-                          :dragging (:dragging? dprops))
-       :on-click navigate-fn
-       :on-double-click #(dom/stop-propagation %)
-       :draggable true}
-
-      [:div.page-icon i/page]
-      [:span (:name page)]
-      [:div.page-actions {}
-       [:a {:on-click on-edit} i/pencil]
-       (when deletable?
-         [:a {:on-click on-delete} i/trash])]]]))
-
-
-;; --- Page Item Wrapper
-
-(defn- make-page-ref
-  [page-id]
-  (-> (l/in [:pages page-id])
-      (l/derive st/state)))
-
-(mf/defc page-item-wrapper
-  [{:keys [page-id index deletable? selected?] :as props}]
-  (let [page-ref (mf/use-memo {:deps #js [page-id]
-                               :fn #(make-page-ref page-id)})
-        page (mf/deref page-ref)]
-    [:& page-item {:page page
-                   :index index
-                   :deletable? deletable?
-                   :selected? selected?}]))
-
-;; --- Pages List
-
-(mf/defc pages-list
-  [{:keys [file current-page] :as props}]
-  (let [pages (enumerate (:pages file))
-        deletable? (> (count pages) 1)]
-    [:ul.element-list
-     (for [[index page-id] pages]
-       [:& page-item-wrapper
-        {:page-id page-id
-         :index index
-         :deletable? deletable?
-         :selected? (= page-id (:id current-page))
-         :key page-id}])]))
-
-;; --- Sitemap Toolbox
-
-(mf/defc sitemap-toolbox
-  [{:keys [file page] :as props}]
-  (let [create-fn #(modal/show! page-form-dialog {:page {:file-id (:file-id page)}})
-        close-fn  #(st/emit! (dw/toggle-layout-flag :sitemap))]
-    [:div.sitemap.tool-window
-     [:div.tool-window-bar
-      [:div.tool-window-icon i/project-tree]
-      [:span (tr "ds.settings.sitemap")]
-      [:div.tool-window-close {:on-click close-fn} i/close]]
-     [:div.tool-window-content
-      [:div.project-title
-       #_[:span (:name project)]
-       [:div.add-page {:on-click create-fn} i/close]]
-      [:& pages-list {:file file :current-page page}]]]))
diff --git a/frontend/src/uxbox/main/ui/workspace/viewport.cljs b/frontend/src/uxbox/main/ui/workspace/viewport.cljs
index 65f8f6ed28..9c4b032798 100644
--- a/frontend/src/uxbox/main/ui/workspace/viewport.cljs
+++ b/frontend/src/uxbox/main/ui/workspace/viewport.cljs
@@ -73,14 +73,29 @@
 
 ;; --- Selection Rect
 
+(defn- selection->rect
+  [data]
+  (let [start (:start data)
+        stop (:stop data)
+        start-x (min (:x start) (:x stop))
+        start-y (min (:y start) (:y stop))
+        end-x (max (:x start) (:x stop))
+        end-y (max (:y start) (:y stop))]
+    (assoc data
+           :x1 start-x
+           :y1 start-y
+           :x2 end-x
+           :y2 end-y
+           :type :rect)))
+
 (def ^:private handle-selrect
   (letfn [(update-state [state position]
             (let [selrect (get-in state [:workspace-local :selrect])]
               (if selrect
                 (assoc-in state [:workspace-local :selrect]
-                          (dw/selection->rect (assoc selrect :stop position)))
+                          (selection->rect (assoc selrect :stop position)))
                 (assoc-in state [:workspace-local :selrect]
-                          (dw/selection->rect {:start position :stop position})))))
+                          (selection->rect {:start position :stop position})))))
 
           (clear-state [state]
             (update state :workspace-local dissoc :selrect))]