Microsoft Visual Studio - Microsoft Visual Studio is an integrated development environment (IDE) from Microsoft.
Google App Engine - A powerful platform to build web and mobile apps that scale automatically.
IntelliJ IDEA - Capable and Ergonomic IDE for JVM
Heroku - Agile deployment platform for Ruby, Node.js, Clojure, Java, Python, and Scala. Setup takes only minutes and deploys are instant through git. Leave tedious server maintenance to Heroku and focus on your code.
Visual Studio Code - Build and debug modern web and cloud applications, by Microsoft
Salesforce Platform - Salesforce Platform is a comprehensive PaaS solution that paves the way for the developers to test, build, and mitigate the issues in the cloud application before the final deployment.