Company

Android

A mobile operating system developed by Google. Currently has over 1 billion user.

iOS

This mobile operating system is created by Apple. The latest version of this Os was released on 19 January, 2016.

Xamarin

This tool is owned by Microsoft. It helps to write native Android, iOS,and windows app using native user interfaces and share code across multiple platforms. As of May, 2015, over 1 million developers use Xamarin products.

React native

It is an open source JavaScript framework built by Facebook. It helps to build mobile app user interfaces with HTML5 and other web standards. It also helps developers reuse code across the web and on mobile.

Node-Js

This is a distributed development project governed by the Node.js Foundation, and facilitated by the Linux Foundation’s collaborative project program. It is an open-source, cross-platform runtime environment for developing server-side web applications.

Spring boot

Spring boot takes an opinionated view of building production-ready Spring applications. Spring Boot favors convention over configuration and is designed to get you up and running as quickly as possible.