* Ebrowse: (ebrowse). A C++ class browser for Emacs.
* EDE: (ede). The Emacs Development Environment.
* Ediff: (ediff). A visual interface for comparing and merging programs.
+* EDT: (edt). An Emacs emulation of the EDT editor.
* EIEIO: (eieio). An object system for Emacs Lisp.
* Eshell: (eshell). A command shell implemented in Emacs Lisp.
* Flymake: (flymake). A universal on-the-fly syntax checker.