Open Source Windows Word Processors
Sort By:
Word Processors for Windows
View 47 business solutionsBrowse free open source Word Processors and projects for Windows below. Use the toggles on the left to filter open source Word Processors by OS, license, language, programming language, and project status.
-
Build Agents and Models on One PlatformGemini Enterprise Agent Platform is Google Cloud's comprehensive platform for developers to build, scale, govern, and optimize agents and models. Choose from Google's most advanced models and third-party models like Anthropic's Claude Model Family.
-
MongoDB Atlas runs apps anywhereMongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
-
1
Apache OpenOffice
The free and Open Source productivity suite
Free alternative for Office productivity tools: Apache OpenOffice - formerly known as OpenOffice.org - is an open-source office productivity software suite containing word processor, spreadsheet, presentation, graphics, formula editor, and database management applications. OpenOffice is available in many languages, works on all common computers, stores data in ODF - the international open standard format - and is able to read and write files in other formats, included the format used by the most common office suite packages. OpenOffice is also able to export files in PDF format. OpenOffice has supported extensions, in a similar manner to Mozilla Firefox, making easy to add new functionality to an existing OpenOffice installation. -
2
WordCraft
An open-source, clean-room reimplementation of Microsoft Word in Rust
WordCraft is an open-source word processing and document editing application built in Rust that provides an alternative to Microsoft Word. The software features a familiar ribbon-based interface with tools for writing, formatting, reviewing, and designing professional documents. It supports Microsoft Word DOCX files alongside ODT, RTF, HTML, Markdown, LaTeX, and plain text formats, with options for exporting documents to PDF. WordCraft includes advanced editing capabilities such as tables, styles, page layouts, track changes, comments, citations, bibliographies, and mail merge. The application also provides command-line tools, a JSON control interface, and a Model Context Protocol (MCP) server that enables AI agents to create, edit, inspect, and automate documents. Available for Windows, macOS, Linux, FreeBSD, and web browsers, WordCraft supports offline document processing without requiring cloud services and is currently in alpha development. -
3
Apache OpenOffice Templates
Thousands of ready to use Apache OpenOffice templates
The official catalog of Apache OpenOffice templates. You'll find templates ranging from letters and résumés to calendars and brochures. Templates can save your time, and are easy to use. -
4
-
Demo Series - Small Business Backup By VeeamWatch this on-demand demo series and learn how to protect your Microsoft 365 data with clear, simple, actionable steps that are easy to implement for businesses of all sizes.
-
5
OOO Extras
Extra tools for OpenOffice under weak copyleft or other licenses
A space to store classic OOo dependencies that cannot be easily redistributed in Apache OpenOffice's Source tree. Initially this was meant for copyleft tarballs only but it is also pretty handy to mirror other file dependencies. -
6
QPrompt
Personal teleprompter software for all video makers.
Free teleprompter software for all video creators. Built with ease of use, fast performance, control accuracy, and cross-platform support in mind. QPrompt works with studio teleprompters and tablet teleprompters, cellphones, and webcams. It was also designed for use in video conferences. -
7
LibreOffice
A free and powerful office suite
LibreOffice is a free and powerful office suite, and a successor to OpenOffice. Its clean interface and feature-rich tools help you unleash your creativity and enhance your productivity. LibreOffice is Free and Open Source Software (FOSS) – development is open to new talent and new ideas, and our software is tested and used daily by a large and devoted user community. Your documents will look professional and clean, regardless of their purpose: a letter, a master thesis, a brochure, financial reports, marketing presentations, technical drawings and diagrams. LibreOffice makes your work look great while you focus on the content, thanks to its powerful styles system and structuring tools. LibreOffice is compatible with a wide range of document formats such as Microsoft® Word (.doc, .docx), Excel (.xls, .xlsx), PowerPoint (.ppt, .pptx) and Publisher. But LibreOffice goes much further with its native support for a modern and open standard (OpenDocument Format). -
8
Notepad++ Compare plugin
Comparison plugin for Notepad++ editor
Comparison plugin for Notepad++ editor. -
9
Joe is world-famous Wordstar like text editor. Development has moved to Github (link in the toolbar), however Sourceforge still hosts downloads, issues, and mirrors.
-
Cut Data Warehouse Costs by 54%BigQuery delivers 54% lower TCO with exabyte scale and flexible pricing. Free migration tools handle the SQL translation automatically.
-
10
Library for reading Corel WordPerfect(tm) documents.
-
11
Hunspell is a spell checker and morphological analyzer library and program designed for languages with rich morphology and complex compounding or character encoding. Hunspell interfaces: Curses, Ispell compatible pipe interface, OpenOffice.org UNO module
-
12
Intelligent formulas: Numeric and symbolic calculations in LibreOffice Writer and Impress. The iMath extension to Libreoffice enables numeric and symbolic calculations inside a Writer document. If your OS can install .deb packages, have a look at my PPA http://launchpad.net/~jrheinlaender/+archive/ppa
-
13
Imaginary Teleprompter
Free teleprompter software
Free teleprompter software. Built with web technologies so its easy to customize. Features include: mirroring, dual-screen support, rich text editing, image support, custom styles, and auto-save. -
14
Arabic Keyboard
Arabic Keyboard Phonetic
Can't Remember the Position of Arabic Letters on your Keyboard? Try This Phonetic Arabic Keyboard Layout. Letters correspond to Latin / English / German Letters of similar pronunciation, which makes it much faster and easier to type. Example: the Arabic Letter Meem "م" can be typed by pressing "M". They Layout can be either used online on arab-key.com or installed as a System Language for macOS and Windows. Includes Arabic, Persian, Kurdish Letters. All Features Free -
15
Orthos
Modern Greek spelling dictionary, thesaurus for LibreOffice/OpenOffice
This is a Modern Greek language spell checking project. It is based on Hunspell/Aspell and provides the dictionaries necessary for spell checking. It creates the necessary extensions for LibreOffice and OpenOffice. Orthos NEEDS YOUR HELP! Help create a better Greek spelling dictionary. Do you think there is a missing word, a misspelling in the dictionary? Check the dictionary by going to the Orthos web site, below, and then file a ticket for correction. Thank you. -
16
libwps is a Microsoft Works file format import filter based on top of the librevenge (see https://sourceforge.net/p/libwpd/wiki/librevenge/ ). Currently, libwps can import all word processing Works formats since about 1995 with some success. It may also be able to import some basic database and spreadsheet files.
-
17
Tesseract.js
A pure Javascript Multilingual OCR
Tesseract.js is a pure Javascript port of the popular Tesseract OCR engine. Tesseract.js' library supports more than 100 languages, automatic text orientation and script detection, a simple interface for reading paragraph, word, and character bounding boxes. Tesseract.js can run either in a browser and on a server with NodeJS. Tesseract.js is a javascript library that gets words in almost any spoken language out of images. The main Tesseract.js functions (ex. recognize, detect) take an image parameter, which should be something that is like an image. What's considered "image-like" differs depending on whether it is being run from the browser or through NodeJS. -
18
FocusWriter
Simple fullscreen word processor
FocusWriter is a distraction-free writing application aimed at writers, students, and professionals who want to immerse themselves fully in the craft of writing without being pulled away by visual clutter or toolbars. It creates a clean, full-screen environment that hides menus and notifications until summoned, helping users concentrate on text with minimal UI interference, and it supports plain-text formats so your work remains simple and portable. The app includes useful writing aids such as daily goals, timers, alarms, and optional typewriter sound effects — features that help users build routines, track progress, or capture bursts of creativity. While minimalist in appearance, FocusWriter also offers enough utility to be practical: customizable themes, auto-save, session statistics, and spell check help manage longer projects while preserving focus. -
19
WordTsar
WordTsar is a Wordstar 7.0D clone
Wordstar for the 21st Century. WordTsar is a Wordstar 7.0D document mode clone. It loads Wordstar 4, Wordstar 7, RTF (partial) files, and DOCX (partial) files, and saves in Wordstar 7 and RTF format. Wordstar files MUST have a .ws extension to load properly. -
20
CoGrOO (A LibreOffice & OpenOffice.org Grammar Checker), the only open source Portuguese grammar checker that can be used with LibreOffice & OpenOffice.org.
-
21
Etherpad
A real-time collaborative document editor for the web
Etherpad is a highly customizable online document editor that allows for collaborative editing in real-time by up to thousands of real-time users. With Etherpad, you don’t have to send documents back and forth-- simply set it up, share the link and collaborate with co-workers, fellow students, or friends on just about any written document! Etherpad provides all-access to data through a well-documented API and provides support for data export/import capabilities. It’s got an awesome set of features, including spell check, authorship colors, font styles, and more, and if these aren’t enough for you, there are plenty of plugins you can add to customize your experience. -
22
OxygenOffice Professional(OOOP, O2OP)is an enhanced version of free OpenOffice.org what is a multi-platform office productivity suite.OxygenOffice Professional contains more extras like templates, cliparts, samples, fonts and VBA support. Get 3.2.1
-
23
PHPWord
PHP library for reading and writing word processing documents
PHPWord is a library written in pure PHP that provides a set of classes to write to and read from different document file formats. The current version of PHPWord supports Microsoft Office Open XML (OOXML or OpenXML), OASIS Open Document Format for Office Applications (OpenDocument or ODF), and Rich Text Format (RTF). PHPWord is an open source project licensed under the terms of LGPL version 3. PHPWord is aimed to be a high quality software product by incorporating continuous integration and unit testing. Set document properties, e.g. title, subject, and creator. Create document sections with different settings, e.g. portrait/landscape, page size, and page numbering. Create header and footer for each sections, set default font type, font size, and paragraph style. Use UTF-8 and East Asia fonts/characters. Define custom font styles (e.g. bold, italic, color) and paragraph styles (e.g. centered, multicolumns, spacing) either as named style or inline in text. -
24
Virastyar
Virastyar is an spell checker for low-resource languages
Virastyar is a free and open-source (FOSS) spell checker. It stands upon the shoulders of many free/libre/open-source (FLOSS) libraries developed for processing low-resource languages, especially Persian and RTL languages Publications: Kashefi, O., Nasri, M., & Kanani, K. (2010). Towards Automatic Persian Spell Checking. SCICT. Kashefi, O., Sharifi, M., & Minaie, B. (2013). A novel string distance metric for ranking Persian respelling suggestions. Natural Language Engineering, 19(2), 259-284. Rasooli, M. S., Kahefi, O., & Minaei-Bidgoli, B. (2011). Effect of adaptive spell checking in Persian. In NLP-KE Contributors: Omid Kashefi Azadeh Zamanifar Masoumeh Mashaiekhi Meisam Pourafzal Reza Refaei Mohammad Hedayati Kamiar Kanani Mehrdad Senobari Sina Iravanin Mohammad Sadegh Rasooli Mohsen Hoseinalizadeh Mitra Nasri Alireza Dehlaghi Fatemeh Ahmadi Neda PourMorteza -
25
Ayaspell project aims to provide arabic dictionaries for free office applications like OpenOffice.org, Firefox: spellchecking (hunspell-ar), thesaurus (thesaurus-ar) and Morphological lexicon (Grammar-ar). Maintained by Taha Zerrouki.
