Online Diagram Viewer for your web app View and navigate Microsoft Visio diagrams with ease Get it now Multi-platform support Use the native ONLYOFFICE Diagram Viewer on web, desktop, and mobile web platforms. Access your diagrams wherever and whenever you need them. No third-party apps required – just open your diagram files directly and get to work. Microsoft Visio compatibility Open and view .vsdx files with ease – perfect for working with industry-standard formats without conversion hassles. Effortless navigation Zoom in, zoom out, and pan across diagrams with intuitive controls. Analyze every intricate detail with precision. Tailored for all users From IT managers mapping out networks or working with complex flowcharts to students visualizing data for assignments, the ONLYOFFICE Diagram Viewer is designed to cater to all roles. Get started and choose where to work In ONLYOFFICE DocSpace Create rooms within your secure DocSpace, invite people, view, edit, and collaborate on all kinds of documents from any desktop or mobile device. Start with your free account In the platform you use Connect Docs to edit documents directly from your app. 40+ ready integrations: Box, Moodle, Nextcloud, Odoo, Wordpress, etc. Get Docs now In the platform you build Integrate Docs into your service to provide powerful document-editing and building capabilities to your customers under your brand. Learn more From your PC Edit docs offline with free office apps for Windows, Linux, and macOS Download now From your mobile devices Work on documents on the go with free apps for iOS and Android devices Install now Frequently Asked Questions Can I view diagram files without Internet connection? Yes, you can install and use free ONLYOFFICE Desktop Editors to do so. Which format does ONLYOFFICE Diagram Viewer support? It supports the widely-used Microsoft Visio file format (.vsdx). Is it possible to use ONLYOFFICE Diagram Viewer within my app under my brand? Yes, you can integrate it into your app. Please use ONLYOFFICE Docs Developer. Explore other editors Document Editor Spreadsheet Editor Presentation Editor Form creator PDF Editor E-book creator Diagram Viewer