ONLYOFFICE Docs, powerful document editing for your app users

Maximum compatibility with MS Office formats

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One suite, multiple features

Text document editing

Multiple styling and formatting tools, different objects, table of contents, bookmarks, document comparison, mail merge, etc.

Spreadsheet editing

400+ functions and formulas, table templates, named ranges, charts, equations, pivot tables, conditional formatting, macros and more.

Digital form building

Different fillable fields: text areas, images, combo boxes, drop-down lists, check boxes, email and phone. Extended field properties. Export to PDF.

Presentation editing

Wide selection of formatting tools, objects, and style options. Collection of transitions and animations. Presenter mode.

PDF reading and conversion

PDF to DOCX conversion. PDF creation from any docs, sheets, and slides. Fillable PDF building.

E-book creation

Multiple styling and formatting tools. Table of contents and figures, footnotes and hyperlinks. Integration with Mendeley and Zotero. Export to EPUB and FB2.

Document building

Docx, xlsx, pptx, and pdf file generation without actually running the editors. Lightweight tool and easy integration with your service. All programming languages supported.

Document conversion

One API to convert all kinds of Office documents : texts, sheets, slides, forms, PDFs, eBooks. More than 50 formats supported.

Seamless collaboration

Real-time and paragraph-locking co-editing, review, version history, comments, and chat, Jitsi and Rainbow integration.
See it in action Discover Docs 7.2

What are you developing?

ONLYOFFICE Docs is built to seamlessly fit your web app

No matter what language your app is written in

No matter what deployment model you use

You can integrate ONLYOFFICE Docs Developer into your SaaS or on-premise solution.
Try now for free

For multiple uses

From document and content management systems, CRM and eLearning platforms, to mail and project management software, etc.
Explore ready integrations

This integration of ONLYOFFICE Docs into the NetExplorer platform makes collaboration safer and easier: we enable our users to co-edit documents online while ensuring ultimate security and data sovereignty.

Bertrand Servary

General Manager at NetExplorer

Read use case


The technology behind

ONLYOFFICE Docs is built in JavaScript using HTML5’s Canvas element, and Node.js for server-side scripting.

Cross-browser compatibility

True WYSIWYG + 100% view, print, and pagination fidelity in all browsers.

Compare to other suites

Flawless user experience on different devices

ONLYOFFICE Docs allows users to easily edit and collaborate on docs on the go with any smartphone or tablet by switching to the mobile web version. Desktop editors for offline editing and native mobile apps for iOS and Android are available upon request.

Detailed integration API and WOPI support

Easy integration via Web Application Open Platform Interface (WOPI) protocol or standard API. Every little detail you need to integrate ONLYOFFICE Docs into your app.

Compare integration via WOPI and API

Macros and plugins

Add missing functionalities or ask our developers to do so.

Watch how it works

White label

Provide an on-brand experience to your users: add your app logo, customize the editor interface, choose to show or hide additional buttons.

Scalability and clustering

ONLYOFFICE Docs can be scaled for any number of users, even if you have thousands.

Client-side performance

Document processing in ONLYOFFICE Docs is performed on the client side. No user data is stored on the ONLYOFFICE server.

Support for every step

The team of experts is here to help you at every step. Have a pre-sale question? Contact us at or schedule a time to have our team call you. For any technical problem, message us at

Getting started is easy


Host on your own server (Docker, Linux, Windows)

Amazon Machine Image

One-click install, auto-update

Alibaba Image

Easy to install, auto-update

We chose ONLYOFFICE Docs because of their high compatibility with MS Office formats. We are happy to announce, as the integration is completed, work with PowerFolder is now more comfortable.

Christian Sprajc

CEO of PowerFolder

Learn more about ONLYOFFICE Docs Developer

White paper

ONLYOFFICE Docs load test report
Open report


How to embed fillable oforms into a web page
Read instructions


How the mobile integration works
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