Open-source alternatives to Microsoft Office

One-click tool to download, install and activate Microsoft Office. — 一键自动化 下载、安装、激活 Office 的利器。

↔ alternative to Microsoft Office

AI-native office suite for macOS and Windows — Free, open-source AI Office suite: Docs, Sheets, Slides, PDF, Markdown and HTML editors with a built-in AI agent, plus a `genoffice` CLI and agent skill so Claude Code, Codex and Cursor can create and edit real .docx/.xlsx/.pptx files locally. Bring your own key. macOS, Windows & Linux.

↔ alternative to Microsoft Office

Convert untrusted documents into safe PDFs — Take potentially dangerous PDFs, office documents, or images and convert them to safe PDFs

↔ alternative to Adobe Acrobat Pro、Microsoft Office

Desktop office suite for docs, sheets, and slides — Open-source office suite pack that comprises all the tools you need to work with documents, spreadsheets, presentations, PDFs, and PDF forms on Windows, Linux, and macOS

↔ alternative to Microsoft Office

Open-source office suite core codebase — Read-only LibreOffice core repo - no pull request (use gerrit instead https://gerrit.libreoffice.org/) - don't download zip, use https://dev-www.libreoffice.org/bundles/ instead

↔ alternative to Microsoft Office

Open-source office workspace with AI agents. — An open-source Office workspace where people and AI agents create, collaborate, and review together.

↔ alternative to Microsoft Office、Notion

Self-hosted online office document server

↔ alternative to Microsoft Office、Google Workspace

Free office suite for documents and spreadsheets — Apache OpenOffice

↔ alternative to Microsoft Office