Developer workspaces to modify, run and debug code in the cloud or on premises.
Eclipse Che is an open source project that allows anyone to contribute to a project without installing software. Che defines a new type of workspace that is composed of projects...
WebStorm from JetBrains is a commercial IDE popular for webapp development.
A hackable text editor for the 21st Century
A Free, open source, cross platform C,C++,PHP and Node.js IDE
Aptana Studio is an Eclipse-based IDE with support for many webapp technologies. It basically feels like Eclipse but slimmed down for webapps and focused on the popular framework...