Update non-free.md

non-free.md

@@ -42,6 +42,9 @@
 - [Cubiks-2048](https://github.com/Kshitij-Banerjee/Cubiks-2048) - Clone of 2048 game in 3D. ([Demo](https://kshitij-banerjee.github.io/Cubiks-2048/)) `CCBYNCv4` `HTML5`
 - [untrusted](https://github.com/AlexNisnevich/untrusted) - Untrusted is a unique puzzle game designed for geeks and developers, where you solve the puzzles in the game by reading and writing Javascript. ([Demo](http://alex.nisnevich.com/untrusted/)) `CCBYNCSAv3/Custom` `Nodejs`
 
+## Internet Of Things (IoT)
+- [Atman IoT](https://atman-iot.com) - Atman IoT is a self hosted IoT gateway focused on IoT solution rapid prototyping, packaged as stand alone docker container, promising to help you build your IoT solution in a week!. ([Demo](https://atman-iot.com/signup-redirect)) `Proprietary` `Nodejs`
+
 ## IPBX
 
 - [Elastix](http://www.elastix.org) `⊘ Proprietary` - Unified communications server software based on 3CX.