OpenOffice Writer online is a Chrome extension that allows users to create, edit, and view Microsoft Word documents in both doc and docx formats. It's a versatile word processor that can be used for creating large documents, reports, and books, as well as quick memos. The program is integrated with a file manager to manage DOC, DOCX, and ODT file types with this desktop app.

The program offers a variety of features, including wizards for standard documents, advanced styles and formatting, and tables of contents and references. Users can also take advantage of text frames and linking for publishing tasks like newsletters and flyers. Additionally, notes and comments can be added to the side of the document to make them easier to read. The program includes an AutoCorrect dictionary that checks spelling as you type and an AutoComplete feature that suggests common words and phrases for faster typing.