diff --git a/components/VERSION.md b/components/VERSION.md
new file mode 100644
index 00000000..6e03d854
--- /dev/null
+++ b/components/VERSION.md
@@ -0,0 +1,27 @@
+# Version of 3rd party components
+
+## axTLS
+
+## cJSON
+- Source: https://github.com/DaveGamble/cJSON
+- Version: 1.7.6
+
+## freeRTOS
+
+## Lwip
+
+## mbedTLS
+- Source: https://github.com/ARMmbed/mbedtls
+- Version: 2.8.0
+
+## nopoll(websocket)
+
+## paho MQTT
+
+## spiffs
+
+## wolfSSL
+- Source: https://github.com/wolfSSL/wolfssl
+- Version: 3.14.0
+
+> Espressif uses commercial version.
\ No newline at end of file