Libre Office

LibreOffice is a powerful office suite – its clean interface and feature-rich tools help you unleash your creativity and enhance your productivity. LibreOffice includes several applications that make it the most powerful Free and Open Source office suite on the market: Writer (word processing), Calc (spreadsheets), Impress (presentations), Draw (vector graphics and flowcharts), Base (databases), and Math (formula editing).

LibreOffice is compatible with a wide range of document formats such as Microsoft® Word, Excel, PowerPoint and Publisher. But LibreOffice goes much further with its native support for a modern and open standard, the OpenDocument Format (ODF). With LibreOffice, you have maximum control over your data and content – and you can export your work in many different formats including PDF.

LibreOffice is Free and Open Source Software, available for everyone to use, share and modify, and produced by a worldwide community of hundreds of developers. Our software is tested and used daily by a large and devoted user community – we're open to new talent and new ideas, so get involved and influence its future.

Apache OpenOffice

Apache OpenOffice is the leading open-source office software suite for word processing, spreadsheets, presentations, graphics, databases and more. It is available in many languages and works on all common computers. It stores all your data in an international open standard format and can also read and write files from other common office software packages. It can be downloaded and used completely free of charge for any purpose.

Easy to choose, easy to install, easy to learn - Apache OpenOffice is the easy choice for an office software suite. OpenOffice is suitable for complete beginners, but if you have used any other office software, that's ok too. OpenOffice will make full use of what you already know - through familiar screens and menus - and also what you have - by reading existing files with no retyping.

Apache OpenOffice is free software. That means you are free to download it, free to install it on as many PCs as you like, free to pass copies to as many people as you like. You may use OpenOffice for any purpose without restriction: private, educational, public administration, commercial... Free, really free.

Google Docs

Google Docs, Google Sheets, and Google Slides are a word processor, a spreadsheet and a presentation program respectively, all part of a free, web-based software office suite offered by Google within its Google Drive service. The three apps are available as web applications, and as mobile apps for Android and iOS. The apps are compatible with Microsoft Office file formats. The suite also consists of Google Forms (survey software), Google Drawings (diagramming software) and Google Fusion Tables (database manager).

The suite allows users to create and edit files online while collaborating with other users in real-time. Edits are tracked by user with a revision history presenting changes. An editor's position is highlighted with an editor-specific color and cursor. A permissions system regulates what users can do. Updates have introduced features using machine learning, including "Explore", offering search results based on the contents of a document, answers based on natural language questions in a spreadsheet, and dynamic design suggestions based on contents of a slideshow, and "Action items", allowing users to assign tasks to other users.

Microsoft Office

Microsoft Office is a suite of desktop productivity applications that is designed specifically to be used for office or business use.

Each of the applications in Microsoft Office serves as specific knowledge or office domain such as:

• Microsoft Word: Helps users in creating text documents.
• Microsoft Excel: Creates simple to complex data/numerical spreadsheets.
• Microsoft PowerPoint: Stand-alone application for creating professional multimedia presentations.
• Microsoft Access: Database management application.
• Microsoft Publisher: Introductory application for creating and publishing marketing materials.
• Microsoft OneNote: Alternate to a paper notebook, it enables an user to neatly organize their notes.

Versions are available for desktop use and as a web-based software, including Office 365 Home, Office 365 Personal, Office Home & Student 2019, Office Home & Business 2019, and Office Professional 2019. You can also get Office for Mac.