Add Lelylan to IoT section

README.md

@@ -215,6 +215,7 @@ APIs
 
 ### IoT
 
+- [Lelylan](http://dev.lelylan.com/api) - Open Source Internet of Things Cloud Platform. Microservices Architecture. For Developers. ![Open Source](https://raw.githubusercontent.com/abhishekbanthia/Public-APIs/master/opensource.png "Open Source")
 - [Particle](https://docs.particle.io/reference/api/) - API to manage Particle devices (including their own Arduino-compatible ones and the Raspberry Pi) and control them. Free for up to 25 devices and 250k events/month.
 - [PubNub](https://www.pubnub.com/docs) - API to make realtime applications with variety of hardware devices including Arduino, RPi, Kinoma, Atmel, Samsung Smart TV WebOS, and more. ![Open Source](https://raw.githubusercontent.com/abhishekbanthia/Public-APIs/master/opensource.png "Open Source")
 - [Philips Hue](https://developers.meethue.com/documentation/getting-started) - Registration (free) and local Hue Bridge (not free) required - Control Hue brand lights made by Philips.  API calls are made to the Hue Bridge residing on local network.  Includes a web based UI.