From 92fda083d7b844065f11c37794b941a072f476a1 Mon Sep 17 00:00:00 2001
From: Junv Zhao <wahyd4@gmail.com>
Date: Thu, 9 Aug 2018 22:56:59 +1000
Subject: [PATCH] Add mqtt

---
 categories/message-queue.md | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/categories/message-queue.md b/categories/message-queue.md
index 8d3bdd5..fd2be54 100644
--- a/categories/message-queue.md
+++ b/categories/message-queue.md
@@ -1,7 +1,12 @@
-# Rabbitmq
+# Message Queue
+## Rabbitmq
 
-# activeMQ
+## activeMQ
 
-# Redis
+## Redis
 
-# Kafka
+## Kafka
+
+# MQTT
+
+A lightweight messaging protocol for small sensors and mobile devices, optimized for high-latency or unreliable networks. It's basically a machine-to-machine `protocol`