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ONLYOFFICE 9.3.1 Build 8

(27 votes, 3.74 out of 5)

2026-03-04 00:00 13197

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Description

Changelog

Specifications

ONLYOFFICE is a comprehensive office suite for document editing and collaboration for your Desktop, Android, iPhone and iPad. It is the one app which has all the tools you need for professional work with documents, spreadsheets, and presentations on Windows, Linux, and macOS. It is fully compatible with Office Open XML formats: .docx, .xlsx, .pptx.

The Desktop suite pack allows extending the functionality with the pre-installed plugins, e.g. you can insert special symbols and ClipArts, edit pictures, translate text, send documents as mail attachments right from the editors, etc.

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The suite also provides quick access to broad collaborative capabilities. Users are able to switch to the online mode by connecting to the cloud (ONLYOFFICE cloud, Nextcloud, ownCloud) and collaborate on documents with the team in real time.

Additional capability is end-to-end encryption that allows protecting documents (DOCX, XLSX, PPTX, ODT, ODS, ODP) with the AES-256 encryption algorithm. Currently available as a developer preview.

One pack – three editors – multiple features

100% compatibility with Microsoft Office formats. Create, view and edit text documents, spreadsheets and presentations of any size and complexity. Work on documents of most popular formats: DOCX, ODT, XLSX, ODS, CSV, PPTX, ODP, etc. Deal with multiple files within one and the same window thanks to the tab-based user interface.

ONLYOFFICE Docs comprises web-based collaborative editors for text documents, spreadsheets, and presentations that support all major document, spreadsheet and presentation formats.

Document editor

Work with text documents of all popular formats. Format your text and set page layout. Insert links, images, charts. Print your docs right from the app.

Spreadsheet editor

Create, view and edit spreadsheets on your device. Work with rows and columns, adjust cell parameters, use more than 450 formulas, sort and filter data.

Presentation editor

Create and edit impactful presentations on Android. Manage slides, insert images, add and edit shapes, charts and graphs, texts and other items.

Real-time collaboration within your favorite

Connect ONLYOFFICE Desktop Editors to the cloud platform of your choice: ONLYOFFICE, Nextcloud, ownCloud or Seafile to collaborate on documents with your team – co-edit in real time, review, comment and interact using chat.

Extending your editing capabilities

Take the most of your editing with the collection of third-party plugins. Insert a YouTube video, add special symbols or a ClipArt object, automatically translate any word or sentence, highlight code, etc. You will able to Ffnd the plugins you need.

The Documents app for Android allows you to access the files stored in your ONLYOFFICE account on your mobile device. Using this app, you can view, create and edit text documents, spreadsheets and presentations, manage your documents as well as connect third-party cloud storages. You can provide different access types to your files and edit documents collaboratively with other portal users or share files via external links.

It’s also possible to create new, view, edit, and manage files stored on your device in addition to connecting third-party cloud services which support WebDAV protocol.

ONLYOFFICE Workspace is the bundle of web apps for an efficient team management and collaboration. ONLYOFFICE Docs integrated with ONLYOFFICE Groups, Mail, and Talk. It also includes an intuitive control panel for easy workspace configuration and customization.

ONLYOFFICE Groups is a complete collaboration platform to manage documents, projects, emails, client relations, and timetables in one place.

Documents
CRM – Customer relations management system
Projects
Mail
Community
Calendar
Control panel
Extendable with your favorite tools and apps
Easy customization and administration
Released under Apache license

Mail Server module allows you to create corporate mailboxes using your own domain name, add aliases, and create mail groups. To perform these operations, administrator rights are required. Please visit Administration Guides to learn more.

Talk Module is an instant messenger that provides a real-time communication between the co-workers. It offers all the traditional features you expect from a messenger: history archiving, file transfer, multi-user chat support, search function, emoticons.

What’s New in version 9.3.1:

Fixed the issue of displaying the comment author’s name when opening a spreadsheet

What’s New in version 9.3.0:

New features

All Editors

Added the Use AI functions option to the application settings
Added Box and Dropbox cloud providers
Added the Pin option to the Recent files and Recent folders lists on the start page
Added the ability to work with files in separate windows (macOS)
Added the Open File option to the application settings to open a file in a separate window (macOS)
Implemented the ability to add hyperlinks to images, shapes, or groups
Implemented all settings for texture fills for images
Updated macro recording in documents, spreadsheets, and presentations

Document Editor

Added Multiple pages view
Added the Zoom to 100% and Multiple pages buttons to the View tab
Changed the appearance of comments. Now a user’s color is used and the beginning and end of the comment are displayed
Implemented the ability to select words/paragraphs by double/triple-clicking the mouse
Added saving to the MD format
Moved header and footer settings to a separate Header & Footer tab

Spreadsheet Editor

Added support for new functions: REGEXTEST, REGEXREPLACE, REGEXEXTRACT
Improved work of the COUNTIF function
Added support for dynamic arrays
Added Solver for solving linear problems (Simplex LP)
Changed the color of the resolved comment indicator
Added the ability to select multiple separators when splitting text into columns/pasting from the clipboard
Added the Format button, which combines various functions for working with sheets/rows/columns
Added support for TSV files for reading
Added options for pasting from the clipboard for the Paste button on the top toolbar

Presentation Editor

Added support for GIF animations playback in the slideshow demonstration mode

Forms

Added the signature settings window with the ability to draw and add text to signatures
Added the ability to stretch fixed forms to fit the table cell size using the context menu
Added the Protection tab, which duplicates the Protect functionality in the File menu
Added saving to the MD format

PDF Editor

Added version history
Added Multiple pages view
Added the Zoom to 100% and Multiple pages buttons to the View tab
Implemented a password prompt when enabling the Edit PDF mode if the file is protected from editing
Added support for Link annotations with the ability to add them both to an area and to text on a page
Added the ability to continue editing PDF using embedded fonts
Added the ability to redact text using the auxiliary pop-up toolbar
Added parameters for printing pages

Diagram

Added print preview

Fixes

Security

Fixed several vulnerabilities with out-of-bounds read in XLS processing/conversion (via FilePass, HLink, rgXTI.itabLast, Formula record cce, ShapePropsStream, and CRN.colLast records/fields) leading to information leak and ASLR bypass
Fixed vulnerabilities with untrusted pointer dereference in XLS processing/conversion (via pictFmla.cbBufInCtlStm and other vectors) leading to information leak and ASLR bypass
Fixed a DOM-based XSS vulnerability when executing a macro using dynamic import() (CVE-2021-43446, CVE-2023-50883, CVE-2024-44085)
Fixed the vulnerability in the update service, that allows you to perform actions with files with system privileges