ONLYOFFICE Desktop Editors is an open source and 100% free office suite. It combines text, spreadsheet and presentation editors for working on documents offline. The application features all types of formatting options and allows users to edit complex documents.

Customize fonts, adjust paragraph settings, insert images, tables, autoshapes, charts, work with complex mathematical formulas in ONLYOFFICE word processor. Ease and automate your calculations, have data organized and analyzed with ONLYOFFICE spreadsheet editor. Create beautiful presentations to make a vivid demonstration of your project in ONLYOFFICE presentation editor.

The editors support all the popular document formats, allowing to work with PDF, TXT, DOCX, DOC, ODT, RTF, HTML, EPUB, XLS, XLSX, ODS, CSV and PPTX. 100% compatibility with MS Office guaranteed.

The application has user-friendly tab-based interface. Open and work with multiple documents in different tabs of the same window just like in your browser.

Online-mode available. To share files and collaborate on documents, you have to connect the desktop editors to an ONLYOFFICE portal. Connect the portal to your Google Drive, DropBox, OneDrive, ownCloud accounts to create a single workspace for all your documents.

Connected to portal, the app allows using collaboration features: real-time co-editing in two modes, reviewing and tracking changes, commenting, built-in chat.

All popular platforms supported: Windows 10, 8.1, 8, 7, XP, 2003, Vista (both 32-bit and 64-bit), Debian, Ubuntu and derivatives, Red Hat and derivatives, Mac OS 10.10 or higher.