diff --git a/config.default.js b/config.default.js
index fbd016b..b196e8f 100644
--- a/config.default.js
+++ b/config.default.js
@@ -91,6 +91,7 @@ module.exports = function () {
       'en',
       'de',
       'fr',
+      'cz',
       'ru'
     ],
     // Color configs
diff --git a/locale/cz.json b/locale/cz.json
new file mode 100644
index 0000000..e91b2f8
--- /dev/null
+++ b/locale/cz.json
@@ -0,0 +1,96 @@
+{
+  "node": {
+    "all": "Všechny uzly",
+    "nodes": "Uzly",
+    "uptime": "Celková doba provozu",
+    "links": "Odkazy",
+    "clients": "Klienti",
+    "distance": "Vzdálenost",
+    "connectionType": "typ připojení",
+    "tq": "tq",
+    "lastOnline": "poslední on-line  %{time} (%{date})",
+    "lastOffline": "lastOffline %{time} (%{date})",
+    "activated": "aktivováno (%{branch})",
+    "deactivated": "deaktivováno",
+    "status": "Stav",
+    "firmware": "Verze firmwaru",
+    "hardware": "Model hardwaru",
+    "visible": "Visible on the map",
+    "update": "Automatický update",
+    "site": "Site",
+    "gateway": "Brána",
+    "coordinates": "Souřadnice",
+    "contact": "Kontakt",
+    "primaryMac": "Hlavní MAC",
+    "id": "Identifikace uzlu",
+    "firstSeen": "firstSeen",
+    "systemLoad": "Průměrné zatížení",
+    "ram": "Využití paměti",
+    "ipAddresses": "IP adresa",
+    "nexthop": "Další skok",
+    "selectedGatewayIPv4": "vybranýGatewayIPv4",
+    "selectedGatewayIPv6": "vybranýGatewayIPv6",
+    "link": "Odkaz ||| Odkazy",
+    "node": "Uzel ||| Uzly",
+    "new": "Nové uzly",
+    "missing": "Zmizelé uzly"
+  },
+  "location": {
+    "location": "Poloha",
+    "latitude": "Zeměpisná šířka",
+    "longitude": "Zeměpisná délka",
+    "copy": "Kopírovat"
+  },
+  "sidebar": {
+    "nodeFilter": "nodeFilter",
+    "nodes": "%{total} uzly, %{online} uzly on-line",
+    "clients": "%{smart_count} klienti |||| %{smart_count} klienti",
+    "gateway": " %{smart_count} gateway |||| %{smart_count} gateways",
+    "lastUpdate": "Poslední update",
+    "nodeNew": "nodeNew",
+    "nodeOnline": "Uzel je online",
+    "nodeOffline": "Uzel je offline",
+    "aboutInfo": "aboutInfo",
+    "actual": "aktuální",
+    "stats": "Statistika",
+    "about": "O produktu",
+    "toggle": "přepínat"
+  },
+  "button": {
+    "switchView": "Přepnout zobrazení",
+    "location": "Vybrat souřadnice",
+    "tracking": "Lokalizace"
+  },
+  "momentjs": {
+    "calendar": {
+      "sameDay": "[Today at] LT",
+      "nextDay": "[Tomorrow at] LT",
+      "nextWeek": "dddd [at] LT",
+      "lastDay": "[Yesterday at] LT",
+      "lastWeek": "[Last] dddd [at] LT",
+      "sameElse": "L"
+    },
+    "relativeTime": {
+      "future": "in %s",
+      "past": "%s ago",
+      "s": "Několik sekund",
+      "m": "minuta",
+      "mm": "%d minut",
+      "h": "an hour",
+      "hh": "%d hodin",
+      "d": "den",
+      "dd": "%d dnů",
+      "M": "měsíc",
+      "MM": "%d měsíců",
+      "y": "rok",
+      "yy": "%d let"
+    }
+  },
+  "yes": "ano",
+  "no": "ne",
+  "unknown": "neznámý",
+  "others": "ostatní",
+  "none": "žádný",
+  "remove": "odstranit",
+  "close": "zavřít"
+}