Univer: An Isomorphic Full-Stack Framework for Creating and Editing Spreadsheets, Docs, and Slides Across Web and Server
Extensible. High-performance. Embedded to your application.

English | 简体中文 | 日本語
Official Site | Documentation | Online Playground | Blog

• 📈 Univer is designed to support spreadsheets, documents and presentation.
• 🧙‍♀️ Univer is isomorphic. It can run both on browsers and Node.js (in the future, mobile devices as well), with the same API.
• ⚙️ Univer is easily embeddable, allowing seamless integration into your applications.
• 🎇 Univer is powerful, offering a wide range of features including formulas, conditional formatting, data validation, filtering, collaborative editing, printing, import & export and more features on the horizon.
• 🔌 Univer is highly extensible, thanks to its plug-in architecture that makes it a delight for developers to implement their unique requirements on the top of Univer.
• 💄 Univer is highly customizable, allowing you to personalize its appearance using themes. It also provides support for internationalization (i18n).
• 🥤 Univer is easy to work with. The Presets & Facade API make it easy to hands on.
• ⚡ Univer in performant.
  • ✏️ Univer boasts an efficient rendering engine based on canvas, capable of rendering various document types flawlessly. The rendering engines supports advanced typesetting features such as punctuation squeezing, text and image layout and scroll buffering.
  • 🧮 Univer incorporates a lightning-fast formula engine that can operate in Web Workers or even on the server side.
• 🌌 Univer is a highly integrated system. Documents, spreadsheets and slides can interoperate with each others and even rendered on the same canvas, allowing information and data flow within Univer.

Univer provides a wide range of features for spreadsheets, documents and presentations. Here are some of the key features:

• Core Features: Univer supports core spreadsheet functionality, including cells, rows, columns, worksheets, and workbooks.
• Formulas: Extensive support for various formulas, including mathematical, statistical, logical, text, date and time, lookup and reference, engineering, financial, and information formulas.
• Permissions: Allows restricting access to specific elements.
• Number Formatting: Supports formatting numbers based on specific criteria.
• Hyperlinks: Enables linking to external websites, email addresses, and other locations within a spreadsheet.
• Floating Images: Allows inserting images into a spreadsheet and positioning them anywhere on the sheet.
• Find & Replace: Provides the ability to search for specific text within a spreadsheet and replace it with other text.
• Filtering: Allows filtering data based on specific criteria.
• Sorting: Allows sorting data based on specific criteria.
• Data Validation: Supports restricting the type of data that can be entered into a cell.
• Conditional Formatting: Supports applying formatting to cells based on specific criteria.
• Comments: Enables adding comments to cells to provide additional information.
• Cross-highlighting: Supports displaying cross-highlighting in spreadsheets to help users quickly locate selected cells.
• Pivot Tables¹: Supports pivot tables, allowing users to summarize and analyze data.
• Collaborative Editing¹: Supports multiple users editing a spreadsheet simultaneously. File history and recovering are also provided.
• Printing¹: Allows printing a spreadsheet or exporting it to PDF.
• Import & Export¹: Support for importing and exporting data in XLSX.
• Charts²: Third-party chart support via VChart.

• Core Features: Univer supports core document features, including paragraphs, headings, lists, superscript, subscript, and more.
• Lists: Supports ordered lists, unordered lists, and task lists.
• Hyperlinks: Supports inserting links to external websites, email addresses, and other locations within a document.
• Floating Images: Allows inserting images into a document and supporting text and image layout.
• Headers & Footers: Allows adding headers and footers to a document.
• Comments: Enables adding comments to a document to provide additional information.
• Import¹: Supports importing data in DOCX format.
• Collaborative Editing¹: Supports multiple users editing a document simultaneously.

• Core Features: Univer will support core presentation features, including slides, shapes, text, images, and more.

Univer supports multiple languages, including:

• zh-CN
• zh-TW
• en-US
• ru-RU
• vi-VN
• fa-IR

zh-CN and en-US are officially supported, while the others are contributed and maintained by the community.

You can add the language you want by Using Custom Locales. You can also help us add new language support by referring to the contribution guide.

You can find all the examples in the Univer Examples.

📊 Spreadsheets	📊 Multi-instance	📊 Uniscript
📊 Big data	📊 Collaboration	📊 Collaboration Playground
📊 Import & Export	📊 Printing	📝 Documents
📝 Multi-instance	📝 Uniscript	📝 Big data
📝 Collaboration	📝 Collaboration Playground	📽️ Presentations
📊 Zen Editor	Univer Workspace (SaaS version)

• Official Site
• Presets Repository

Univer is an inclusive and welcoming project. Please read our Code of Conduct before participating in the community.

Join the Univer community:

• Chat with us and other developers on Discord.
• Start a discussion on GitHub Discussions.
• Open a topic on Stack Overflow and tag it with univer.

You can also find Univer on:

Twitter | YouTube

We appreciate any kinds of contributing. You can submit issues or feature requests to us. Please read our contributing guide first.

If you would like to contribute code to Univer, please refer to the contributing guide as well. It would guide you through the process of setting up the development environment and submitting a pull request.

The growth and development of the Univer project rely on the support of its backers and sponsors. If you are interested in supporting our project, we kindly invite you to consider becoming a sponsor. You can sponsor us through Open Collective.

Thanks to our sponsors, just part of them are listed here because of the space limit, ranking is no particular order:

Copyright © 2021-2024 DreamNum Co,Ltd. All Rights Reserved.

Licensed under the Apache-2.0 license.