Google Docs
docs.google.com
Create and edit web-based documents, spreadsheets, and presentations. Store documents online and access them from any computer.
Etherpad is an open-source, highly customizable online real-time collaborative text editor. It enables multiple users to co-author document drafts, meeting notes, and brainstorming outlines simultaneously, featuring col…
LibreOffice is the most popular, full-featured open-source office productivity suite. It includes Writer (word processing), Calc (spreadsheets), Impress (presentations), Draw (vector graphics and flowcharts), Base (data…
OnlyOffice
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ONLYOFFICE Desktop Editors is a free, open-source office suite that uses OOXML (DOCX, XLSX, PPTX) as its native file format, offering exceptionally high compatibility with Microsoft Office documents. It features a moder…
Collaborative Office Suite
CryptPad is an open-source, end-to-end encrypted real-time collaborative office suite. It allows users to create rich text documents, spreadsheets, presentations, kanban boards, and whiteboards directly in the browser. …
Euro-Office
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A European open-source office suite built on ONLYOFFICE technology, offering browser-based document, spreadsheet, presentation, and PDF editors with OOXML and ODF support .
WordCraft
A clean-room reimplementation of Word written in Rust, targeting DOCX compatibility with a Word-style ribbon, styles, track changes, and mail merge; roughly 62% feature parity at v0.3 .
Collabora Online
Collabora Online is an enterprise-grade, open-source server component based on LibreOffice engine technology. When integrated with self-hosted cloud platforms like Nextcloud or ownCloud, it brings full-featured collabor…
Calligra Suite is an office and graphic art suite by KDE. It contains applications for word processing, spreadsheets, presentation, vector graphics, and editing databases.