Selenium IDE
Netbeans
Eclipse
Katalon
PyCharm
Codenvy
PhpStorm
IntelliJ IDEA
Koding
Codeanywhere
AWS Cloud9
Codiad
goormIDE
PaizaCloud
SourceLair
Glitch
Selenium IDENetbeans - NetBeans IDE 7.0. Develop desktop, mobile and web applications with Java, PHP, C/C++ and more. Runs on Windows, Linux, Mac OS X and Solaris. NetBeans IDE is open-source and free.
Codeanywhere - Codeanywhere is a complete toolset for web development. Enabling you to edit, collaborate and run your projects from any device.
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.
AWS Cloud9 - AWS Cloud9 is a cloud-based integrated development environment (IDE) that lets you write, run, and debug your code with just a browser.
Katalon - Built on the top of Selenium and Appium, Katalon Studio is a free and powerful automated testing tool for web testing, mobile testing, and API testing.
Codiad - Codiad is an open source, web-based, cloud IDE and code editor with minimal footprint and requirements