diff --git a/translations/cs.json b/translations/cs.json
new file mode 100644
index 0000000..4398509
--- /dev/null
+++ b/translations/cs.json
@@ -0,0 +1,15 @@
+{
+  "YESTERDAY": "Včera",
+  "JAN": "Led",
+  "FEB": "Úno",
+  "MAR": "Bře",
+  "APR": "Dub",
+  "MAY": "Kvě",
+  "JUN": "Čvn",
+  "JUL": "Čvc",
+  "AUG": "Srp",
+  "SEP": "Zář",
+  "OCT": "Říj",
+  "NOV": "Lis",
+  "DEC": "Pro"
+}