So you will have only what you need, and none of the bloat that Microsoft serves up for lunch. The best extensions include dictionaries in a wide range of languages, PDF importer, PDF converter, a barcode creator, and an extension which helps you create articles on Mediawiki, without knowing any of the wiki markups. You can also add extensions and templates to make Open Office extremely useful. Microsoft Office files can also be easily opened in Open Office. It's open source, which means they have an army of volunteers donating their time and skills to making Open Office much better.įiles are saved as ODT files by default, but you can drop the list down and choose from many others, two of them being DOC and DOCX. This is probably the best known alternative to Word, with its claim of 100 million downloads so far.