diff --git a/common/src/app/common/files/tokens.cljc b/common/src/app/common/files/tokens.cljc
index fd6d870b60..1e72897aed 100644
--- a/common/src/app/common/files/tokens.cljc
+++ b/common/src/app/common/files/tokens.cljc
@@ -479,6 +479,18 @@
                    (:id file-data))]
     (= source id)))
 
+(defn editable-tokens?
+  "Returns true if the file-data owns its tokens (no external source or source is itself)."
+  [file-data]
+  (let [source (:tokens-source file-data)]
+    (or (nil? source) (= source (:id file-data)))))
+
+(defn has-tokens-lib?
+  "Returns true if the file-data has its own tokens-lib (not an external source)."
+  [file-data]
+  (and (some? (:tokens-lib file-data))
+       (:nil? (:tokens-source file-data))))
+
 (defn get-tokens-lib
   [file-data]
   (:tokens-lib file-data))
diff --git a/common/test/common_tests/files/tokens_test.cljc b/common/test/common_tests/files/tokens_test.cljc
index 074ef8b326..913c13b596 100644
--- a/common/test/common_tests/files/tokens_test.cljc
+++ b/common/test/common_tests/files/tokens_test.cljc
@@ -322,6 +322,23 @@
           file-data  (cfo/set-tokens-source (:data file) source-id)]
       (t/is (false? (cfo/tokens-source? file-data (uuid/next)))))))
 
+(t/deftest test-editable-tokens?
+  (t/testing "returns true when file-data has no tokens-source"
+    (let [file      (thf/sample-file :file1)
+          file-data (:data file)]
+      (t/is (true? (cfo/editable-tokens? file-data)))))
+
+  (t/testing "returns true when tokens-source is the file's own id"
+    (let [file      (thf/sample-file :file1)
+          file-data (cfo/set-tokens-source (:data file) (:id (:data file)))]
+      (t/is (true? (cfo/editable-tokens? file-data)))))
+
+  (t/testing "returns false when tokens-source is a different uuid"
+    (let [source-id (thi/new-id! :tokens-source)
+          file      (thf/sample-file :file1)
+          file-data (cfo/set-tokens-source (:data file) source-id)]
+      (t/is (false? (cfo/editable-tokens? file-data))))))
+
 (t/deftest test-get-tokens-status
   (t/testing "returns tokens-status from file data"
     (let [tokens-status (ctos/make-tokens-status)
diff --git a/frontend/src/app/main/ui/workspace/libraries.cljs b/frontend/src/app/main/ui/workspace/libraries.cljs
index 0a2f5908f2..c21eec5d14 100644
--- a/frontend/src/app/main/ui/workspace/libraries.cljs
+++ b/frontend/src/app/main/ui/workspace/libraries.cljs
@@ -9,6 +9,7 @@
   (:require
    [app.common.data :as d]
    [app.common.data.macros :as dm]
+   [app.common.files.tokens :as cfo]
    [app.common.files.variant :as cfv]
    [app.common.types.components-list :as ctkl]
    [app.common.types.file :as ctf]
@@ -335,7 +336,10 @@
         [:div {:class (stl/css :item-content)}
          [:div {:class (stl/css :item-title)} (tr "workspace.libraries.file-library")]
          [:ul {:class (stl/css :item-contents)}
-          [:> library-description* {:summary summary}]]]
+          [:> library-description* {:summary summary}]]
+         (when (contains? cf/flags :token-lib-sync)
+           (when (cfo/tokens-source? local-library (:id local-library))
+             [:div (tr "workspace.libraries.tokens-source")]))]
 
         (if ^boolean is-shared
           [:> button* {:variant "secondary"
@@ -366,7 +370,11 @@
                    [:div {:class (stl/css :connected-to-wrapper)}
                     [:span "(" (tr "workspace.libraries.connected-to") " "]
                     [:span {:class (stl/css :connected-to-values)} (str/join ", " connected-to-names)]
-                    [:span ")"]])])]]
+                    [:span ")"]])])]
+             (when (contains? cf/flags :token-lib-sync)
+               (when (cfo/tokens-source? local-library id)
+                 [:div (tr "workspace.libraries.tokens-source")]))]
+
             [:div {:class (stl/css :library-actions)}
              (when ^boolean has-tokens?
                [:> icon-button*
diff --git a/frontend/translations/en.po b/frontend/translations/en.po
index 82e3f9a11d..7f7174706e 100644
--- a/frontend/translations/en.po
+++ b/frontend/translations/en.po
@@ -7117,6 +7117,10 @@ msgstr "some templates in here"
 msgid "workspace.libraries.file-library"
 msgstr "File library"
 
+#: src/app/main/ui/workspace/libraries.cljs:336
+msgid "workspace.libraries.tokens-source"
+msgstr "Tokens source"
+
 #: src/app/main/ui/workspace/libraries.cljs:100, src/app/main/ui/workspace/libraries.cljs:124
 msgid "workspace.libraries.graphics"
 msgid_plural "workspace.libraries.graphics"
diff --git a/frontend/translations/es.po b/frontend/translations/es.po
index ca27370228..3c1b22d9e3 100644
--- a/frontend/translations/es.po
+++ b/frontend/translations/es.po
@@ -6944,6 +6944,10 @@ msgstr "algunas plantillas aquí"
 msgid "workspace.libraries.file-library"
 msgstr "Biblioteca del archivo"
 
+#: src/app/main/ui/workspace/libraries.cljs:336
+msgid "workspace.libraries.tokens-source"
+msgstr "Fuente de tokens"
+
 #: src/app/main/ui/workspace/libraries.cljs:100, src/app/main/ui/workspace/libraries.cljs:124
 msgid "workspace.libraries.graphics"
 msgid_plural "workspace.libraries.graphics"