diff --git a/src/client/app.js b/src/client/app.js
index a41ff046..96fd4acc 100644
--- a/src/client/app.js
+++ b/src/client/app.js
@@ -33,6 +33,8 @@ import RemoveNewline from './filters/RemoveNewline';
 import Strip from './filters/Strip';
 import Join from './filters/Join';
 import UppercaseFirst from './filters/UppercaseFirst';
+import Bytes from './filters/Bytes';
+import Ext from './filters/Ext';
 
 import IOService from './services/io';
 import MenuService from './services/menu';
@@ -79,6 +81,8 @@ app.run(($location, $rootScope, $http) => {
     Strip,
     Join,
     UppercaseFirst,
+    Bytes,
+    Ext,
     MainMenu,
     Navigation,
     Breadcrumbs,
diff --git a/src/client/filters/Bytes.js b/src/client/filters/Bytes.js
new file mode 100644
index 00000000..24121a76
--- /dev/null
+++ b/src/client/filters/Bytes.js
@@ -0,0 +1,13 @@
+export default function(app) {
+    app.filter('bytes', () => {
+        return (bytes, precision=1) => {
+            if (isNaN(parseFloat(bytes)) || !isFinite(bytes)) return '';
+
+            const units = ['байт', 'КБ', 'МБ', 'ГБ', 'ТБ', 'ПБ'];
+            const number = Math.floor(Math.log(bytes) / Math.log(1024));
+
+            const size = (bytes / Math.pow(1024, Math.floor(number))).toFixed(precision);
+            return `${size} ${units[number]}`
+        }
+    });
+};
diff --git a/src/client/filters/Ext.js b/src/client/filters/Ext.js
new file mode 100644
index 00000000..fd6ef987
--- /dev/null
+++ b/src/client/filters/Ext.js
@@ -0,0 +1,16 @@
+export default function(app) {
+    app.filter('ext', () => {
+        return (filname) => {
+            let getExt = name => /\.(\w+)$/.exec(name)[1];
+            let defaultExt = ext => ext.toUpperCase();
+
+            const exts = ['png', 'pdf', 'jpg', 'jpeg', 'gif', 'doc'];
+            const extd = ['ПНГ', 'ПДФ', 'ЖПГ', 'ЖПГ', 'ГИФ', 'ДОК'];
+
+            let ext = getExt(filname);
+            const i = exts.indexOf(ext);
+            if(i > -1) return extd[i];
+            return defaultExt(ext);
+        }
+    });
+};