Eclipse is an extensible integrated development environment that can be customized for hardware design. It supports many languages like Java, C/C++, VHDL, and Python through plugins. Documentation can be generated with plugins like Doxygen. Version control is supported through plugins for SVN, Git, and other systems. The Eclipse Marketplace provides many useful plugins to customize Eclipse for tasks like warnings, documentation, and team collaboration through plugins like Mylyn. Domain specific languages can also be created with tools like Xtext to generate custom IDEs within Eclipse.