diff --git a/frontend/src/app/main.cljs b/frontend/src/app/main.cljs
index 522715331..3cbbe0d70 100644
--- a/frontend/src/app/main.cljs
+++ b/frontend/src/app/main.cljs
@@ -105,8 +105,7 @@
             (rx/map deref)
             (rx/filter du/is-authenticated?)
             (rx/take 1)
-            (rx/map #(ws/initialize))
-            (rx/tap #(plugins/init!)))))))
+            (rx/map #(ws/initialize)))))))
 
 (defn ^:export init
   []
@@ -116,7 +115,8 @@
   (cur/init-styles)
   (thr/init!)
   (init-ui)
-  (st/emit! (initialize)))
+  (st/emit! (plugins/initialize)
+            (initialize)))
 
 (defn ^:export reinit
   ([]
diff --git a/frontend/src/app/main/data/workspace/media.cljs b/frontend/src/app/main/data/workspace/media.cljs
index 8abf32dd8..d97d0b803 100644
--- a/frontend/src/app/main/data/workspace/media.cljs
+++ b/frontend/src/app/main/data/workspace/media.cljs
@@ -131,7 +131,7 @@
           (rx/merge-map svg->clj)
           (rx/tap on-svg)))))
 
-(defn- process-blobs
+(defn process-blobs
   [{:keys [file-id local? name blobs force-media on-image on-svg]}]
   (letfn [(svg-blob? [blob]
             (and (not force-media)
diff --git a/frontend/src/app/plugins.cljs b/frontend/src/app/plugins.cljs
index 551591b4a..36346de27 100644
--- a/frontend/src/app/plugins.cljs
+++ b/frontend/src/app/plugins.cljs
@@ -16,15 +16,20 @@
    [beicon.v2.core :as rx]
    [potok.v2.core :as ptk]))
 
-(defn init!
+(defn init-plugins-runtime!
   []
-  (->> st/stream
-       (rx/filter (ptk/type? ::features/initialize))
-       (rx/take 1)
-       ;; We need to wait to the init event to finish
-       (rx/observe-on :async)
-       (rx/subs!
-        (fn []
-          (when (features/active-feature? @st/state "plugins/runtime")
-            (when-let [init-runtime (obj/get global "initPluginsRuntime")]
-              (init-runtime (fn [plugin-id] (api/create-context plugin-id)))))))))
+  (when-let [init-runtime (obj/get global "initPluginsRuntime")]
+    (init-runtime (fn [plugin-id] (api/create-context plugin-id)))))
+
+(defn initialize
+  []
+  (ptk/reify ::initialize
+    ptk/WatchEvent
+    (watch [_ _ stream]
+      (->> stream
+           (rx/filter (ptk/type? ::features/initialize))
+           (rx/observe-on :async)
+           (rx/filter #(features/active-feature? @st/state "plugins/runtime"))
+           (rx/take 1)
+           (rx/tap init-plugins-runtime!)
+           (rx/ignore)))))
diff --git a/frontend/src/app/plugins/api.cljs b/frontend/src/app/plugins/api.cljs
index 790197e64..4de6700f8 100644
--- a/frontend/src/app/plugins/api.cljs
+++ b/frontend/src/app/plugins/api.cljs
@@ -124,6 +124,22 @@
                 (rx/take 1)
                 (rx/subs! resolve reject)))))))
 
+  (uploadMediaData
+    [_ name data mime-type]
+    (let [file-id (:current-file-id @st/state)]
+      (p/create
+       (fn [resolve reject]
+         (->> (dwm/process-blobs
+               {:file-id file-id
+                :local? false
+                :name name
+                :blobs [(js/Blob. #js [data] #js {:type mime-type})]
+                :on-image identity
+                :on-svg identity})
+              (rx/take 1)
+              (rx/map u/to-js)
+              (rx/subs! resolve reject))))))
+
   (group
     [_ shapes]
     (cond
diff --git a/frontend/src/features.cljs b/frontend/src/features.cljs
index 5b111096f..0fa5ec46b 100644
--- a/frontend/src/features.cljs
+++ b/frontend/src/features.cljs
@@ -27,6 +27,6 @@
 
 (defn ^:export plugins []
   (st/emit! (features/enable-feature "plugins/runtime"))
-  (plugins/init!)
+  (plugins/init-plugins-runtime!)
   nil)