Koding is a cloud-based development environment and platform that allows developers to write, test and debug software applications quickly and easily. The platform provides a secure and collaborative workspace for teams of developers and designers, allowing them to work together on a project in real time. Koding also provides a variety of development tools and features, including a code editor, source control, project management, and deployment capabilities. Koding enables developers to work securely and efficiently, while providing a collaborative environment to share ideas and collaborate on projects. Koding is designed to make development easier, faster and more secure, while enabling developers to focus on the task at hand.
Discontinued "Given its age and the number of viable alternatives now available, Codiad is no longer under active maintenance by the core contributors". Https://github.com/Codiad/Codiad/commit/19c9223d70ca0eb164b6891b6e1350c75a62e8f2
Focuses on the core functions for web development without any "hardware" or other functions you don't need. And the most important thing: self-hosting without commercial problems.
Discontinued Last commitment 661ba3a on May 11, 2015. See https://github.com/zedapp/zed
Discontinued Looks dead, updates are disabled and there are no updates for some time.
The warning site is potentially unsafe according to Google Chrome.
Discontinued Last updated 2006: https://sourceforge.net/p/ecco/code/HEAD/tree/
Provides almost all the features as koding