Docs API
Integrate and configure ONLYOFFICE Docs into your web app to enable document editing, co-authoring, and sharing for your users.
Office API
Use our JavaScript library to build plugins, macros, and scripts across all document types: documents, spreadsheets, presentations, and forms.
Plugins
Build interactive tools with HTML, CSS, and JavaScript that embed native-feeling features directly into the editors.
Macros
Write lightweight JavaScript scripts that run directly inside documents to automate repetitive tasks.
AI
Connect ONLYOFFICE editors to AI providers with AI Tools, add custom providers and MCP servers, and use the AI agent.
Document Builder
Add document generation, editing, and conversion to your application: DOCX, XLSX, PPTX, and PDF via the CLI, Python, Java, .NET, or C++.
Desktop Editors
Extend and customize ONLYOFFICE Desktop Editors by integrating with document management systems.