Eclipse - Eclipse is an open source community, whose projects are focused on building an open development platform comprised of extensible frameworks, tools and runtimes for building, deploying and managing software across the lifecycle.
Freshservice - Freshservice: the one-stop cloud solution for all your IT management needs.
BlueJ - BlueJ is an Integrated Development Environment for Java, developed mainly for educational purposes...
Freshdesk - Freshdesk is a cloud-based customer support software that lets you support customers through traditional channels like phone and email, social channels like Facebook and Twitter, and your own branded community
IntelliJ IDEA - Capable and Ergonomic IDE for JVM
Zendesk - Zendesk is a beautiful, lightweight help-desk solution.