TinyMCE - TinyMCE is a content editor that functions as a plug-in for Wordpress websites.
Microsoft Word - Microsoft Word is a commercial word document processor for Windows.
Amaya - Amaya is a web editor that is used for creating and updating the documents directly on the websites.
Google Docs - Create a new document and edit with others at the same time -- from your computer, phone or tablet. Get stuff done with or without an internet connection. Use Docs to edit Word files. Free from Google.
Summernote - Summernote is a JavaScript library that helps users create WYSIWYG editors online.
AbiWord - AbiWord is a free software word processor.