diff --git a/frontend/src/lib/components/FolderTabs.svelte b/frontend/src/lib/components/FolderTabs.svelte
index 617d042..8fe740c 100644
--- a/frontend/src/lib/components/FolderTabs.svelte
+++ b/frontend/src/lib/components/FolderTabs.svelte
@@ -1,6 +1,7 @@
 <script lang="ts">
   import ContextMenu from "#lib/components/ui/ContextMenu.svelte";
   import ContextMenuItem from "#lib/components/ui/ContextMenuItem.svelte";
+  import { t } from "#lib/i18n/locale.svelte.js";
   import { folders } from "#lib/stores/folders.svelte.js";
   import { policyUi } from "#lib/stores/policy.svelte.js";
 
@@ -10,7 +11,7 @@
   }
 
   const tabs = $derived<Tab[]>([
-    { id: null, title: "All Chats" },
+    { id: null, title: t("folders.all") },
     ...folders.list.map((folder) => ({
       id: folder.folder_id,
       title: folder.title,
@@ -93,7 +94,7 @@
         {/snippet}
         {#snippet menu()}
           <ContextMenuItem icon="settings" onselect={() => editPolicy(tab)}>
-            Политика захвата
+            {t("settings.policy")}
           </ContextMenuItem>
         {/snippet}
       </ContextMenu>
diff --git a/frontend/src/lib/components/ForwardHeader.svelte b/frontend/src/lib/components/ForwardHeader.svelte
index a9abc1e..39e5486 100644
--- a/frontend/src/lib/components/ForwardHeader.svelte
+++ b/frontend/src/lib/components/ForwardHeader.svelte
@@ -1,6 +1,7 @@
 <script lang="ts">
   import type { ForwardView } from "#lib/api/types.js";
   import { peerName } from "#lib/format/peer.js";
+  import { t } from "#lib/i18n/locale.svelte.js";
   import { peers } from "#lib/stores/peers.svelte.js";
 
   interface Props {
@@ -14,20 +15,20 @@
   );
   const name = $derived.by(() => {
     if (forward.kind === "channel") {
-      return forward.chat_title ?? "Channel";
+      return forward.chat_title ?? t("forward.channel");
     }
     if (forward.kind === "hidden") {
-      return forward.from_name ?? "Hidden account";
+      return forward.from_name ?? t("forward.hidden");
     }
     if (peer) {
       return peerName(peer);
     }
-    return forward.from_name ?? "Unknown";
+    return forward.from_name ?? t("forward.unknown");
   });
 </script>
 
 <div class="ForwardHeader">
-  <span class="label">Forwarded from</span>
+  <span class="label">{t("forward.from")}</span>
   <span class="name">{name}</span>
   {#if forward.signature}
     <span class="signature">({forward.signature})</span>
diff --git a/frontend/src/lib/components/InlineButtons.svelte b/frontend/src/lib/components/InlineButtons.svelte
index a852570..2c6d851 100644
--- a/frontend/src/lib/components/InlineButtons.svelte
+++ b/frontend/src/lib/components/InlineButtons.svelte
@@ -1,6 +1,7 @@
 <script lang="ts">
   import type { InlineButton } from "#lib/api/types.js";
   import { safeHref } from "#lib/format/url.js";
+  import { t } from "#lib/i18n/locale.svelte.js";
 
   interface Props {
     rows: InlineButton[][];
@@ -43,7 +44,7 @@
             type="button"
           >
             <span class="label"
-              >{copied === key ? "Скопировано" : button.text}</span
+              >{copied === key ? t("inline.copied") : button.text}</span
             >
           </button>
         {:else}
diff --git a/frontend/src/lib/components/MessageVersions.svelte b/frontend/src/lib/components/MessageVersions.svelte
index 497d7c9..589ed8e 100644
--- a/frontend/src/lib/components/MessageVersions.svelte
+++ b/frontend/src/lib/components/MessageVersions.svelte
@@ -6,6 +6,7 @@
   import Icon from "#lib/components/ui/Icon.svelte";
   import Spinner from "#lib/components/ui/Spinner.svelte";
   import { formatFull } from "#lib/format/datetime.js";
+  import { t } from "#lib/i18n/locale.svelte.js";
   import { toasts } from "#lib/stores/toasts.svelte.js";
 
   interface Props {
@@ -33,7 +34,7 @@
           versions = text;
           mediaVersions = media;
         })
-        .catch(() => toasts.error("Failed to load edit history"))
+        .catch(() => toasts.error(t("versions.failed")))
         .finally(() => {
           loading = false;
         });
@@ -46,8 +47,8 @@
     <Dialog.Overlay class="dialog-overlay" />
     <Dialog.Content class="dialog-content">
       <header class="dialog-head">
-        <Dialog.Title class="dialog-title">Edit history</Dialog.Title>
-        <Dialog.Close aria-label="Close" class="dialog-close">
+        <Dialog.Title class="dialog-title">{t("versions.title")}</Dialog.Title>
+        <Dialog.Close aria-label={t("common.close")} class="dialog-close">
           <Icon name="close" size="1.25rem" />
         </Dialog.Close>
       </header>
@@ -55,11 +56,11 @@
         {#if loading}
           <div class="centered"><Spinner /></div>
         {:else if versions.length === 0 && mediaVersions.length === 0}
-          <p class="empty">No versions recorded.</p>
+          <p class="empty">{t("versions.none")}</p>
         {:else}
           {#if mediaVersions.length > 0}
             <div class="media-versions">
-              <span class="media-label">Media versions</span>
+              <span class="media-label">{t("versions.media")}</span>
               <div class="media-strip">
                 {#each mediaVersions as media (media.id)}
                   <MediaVersionThumb version={media} />
@@ -70,12 +71,14 @@
           {#each versions as version, index (version.observed_at)}
             <div class="version">
               <div class="version-meta">
-                <span class="version-label">Version {index + 1}</span>
+                <span class="version-label"
+                  >{t("versions.version", { number: index + 1 })}</span
+                >
                 <span class="version-date"
                   >{formatFull(version.observed_at)}</span
                 >
               </div>
-              <div class="version-text">{version.text ?? "(no text)"}</div>
+              <div class="version-text">{version.text ?? t("feed.noText")}</div>
             </div>
           {/each}
         {/if}
diff --git a/frontend/src/lib/components/PinnedBar.svelte b/frontend/src/lib/components/PinnedBar.svelte
index 8b6a00c..270059f 100644
--- a/frontend/src/lib/components/PinnedBar.svelte
+++ b/frontend/src/lib/components/PinnedBar.svelte
@@ -3,6 +3,7 @@
   import type { PinnedView } from "#lib/api/types.js";
   import Icon from "#lib/components/ui/Icon.svelte";
   import { mediaKindLabel } from "#lib/format/media.js";
+  import { t } from "#lib/i18n/locale.svelte.js";
   import { accounts } from "#lib/stores/accounts.svelte.js";
 
   interface Props {
@@ -19,7 +20,7 @@
       ? (pinned.text ??
           (pinned.media_kind
             ? mediaKindLabel(pinned.media_kind)
-            : "Pinned message"))
+            : t("pinned.message")))
       : ""
   );
 
@@ -56,7 +57,7 @@
   >
     <Icon name="pin" size="1.125rem" />
     <span class="body">
-      <span class="label">Pinned message</span>
+      <span class="label">{t("pinned.message")}</span>
       <span class="preview">{preview}</span>
     </span>
   </button>
diff --git a/frontend/src/lib/format/peer.ts b/frontend/src/lib/format/peer.ts
index f0269f5..72df974 100644
--- a/frontend/src/lib/format/peer.ts
+++ b/frontend/src/lib/format/peer.ts
@@ -1,4 +1,5 @@
 import type { Account, PeerView } from "#lib/api/types.js";
+import { t } from "#lib/i18n/locale.svelte.js";
 
 const PEER_COLOR_COUNT = 7;
 
@@ -11,7 +12,7 @@ export function peerName(peer: PeerView | null): string {
     return "";
   }
   if (peer.is_deleted_account) {
-    return "Удалённый аккаунт";
+    return t("chat.deletedAccount");
   }
   const parts = [peer.first_name, peer.last_name].filter(Boolean);
   if (parts.length > 0) {
@@ -20,7 +21,7 @@ export function peerName(peer: PeerView | null): string {
   if (peer.username) {
     return `@${peer.username}`;
   }
-  return "Удалённый аккаунт";
+  return t("chat.deletedAccount");
 }
 
 export function accountName(account: Account): string {
diff --git a/frontend/src/lib/i18n/messages.ts b/frontend/src/lib/i18n/messages.ts
index 3bcb910..7e4023e 100644
--- a/frontend/src/lib/i18n/messages.ts
+++ b/frontend/src/lib/i18n/messages.ts
@@ -10,6 +10,7 @@ import { login } from "#lib/i18n/messages/login.js";
 import { media } from "#lib/i18n/messages/media.js";
 import { menu } from "#lib/i18n/messages/menu.js";
 import { notes } from "#lib/i18n/messages/notes.js";
+import { parts } from "#lib/i18n/messages/parts.js";
 import { policy } from "#lib/i18n/messages/policy.js";
 import { presence } from "#lib/i18n/messages/presence.js";
 import { profile } from "#lib/i18n/messages/profile.js";
@@ -39,6 +40,7 @@ export const messages = {
   ...media,
   ...menu,
   ...notes,
+  ...parts,
   ...policy,
   ...presence,
   ...profile,
diff --git a/frontend/src/lib/i18n/messages/parts.ts b/frontend/src/lib/i18n/messages/parts.ts
new file mode 100644
index 0000000..2a67ebc
--- /dev/null
+++ b/frontend/src/lib/i18n/messages/parts.ts
@@ -0,0 +1,22 @@
+import type { Messages } from "#lib/i18n/types.js";
+
+export const parts = {
+  "folders.all": { en: "All Chats", ru: "Все чаты" },
+  "forward.channel": { en: "Channel", ru: "Канал" },
+  "forward.from": { en: "Forwarded from", ru: "Переслано от" },
+  "forward.hidden": { en: "Hidden account", ru: "Скрытый аккаунт" },
+  "forward.unknown": { en: "Unknown sender", ru: "Неизвестный отправитель" },
+  "inline.copied": { en: "Copied", ru: "Скопировано" },
+  "pinned.message": { en: "Pinned Message", ru: "Закреплённое сообщение" },
+  "versions.failed": {
+    en: "Couldn't load the edit history",
+    ru: "Не удалось загрузить историю изменений",
+  },
+  "versions.media": { en: "Media versions", ru: "Версии медиа" },
+  "versions.none": {
+    en: "No versions saved.",
+    ru: "Версии не сохранились.",
+  },
+  "versions.title": { en: "Edit history", ru: "История изменений" },
+  "versions.version": { en: "Version {number}", ru: "Версия {number}" },
+} satisfies Messages;