怡氧是一款将思维导图、大纲笔记、流程图、Markdown、Office、PDF 标注集于一身的办公工具套件，致力于为职场人打造简洁便利的文件生产环境。
Publisher’s description (Chinese)
What is eo2suite?
eo2suite is proprietary Windows software in the office suites category.
Installation and requirements
The publisher provides EXE (NSIS) installers for 64-bit and 32-bit Windows. It can be installed for the current user only, without administrator rights. A silent install is possible with the installer’s documented switches.
Updates and version history
The current version is 2.5.3, released on March 24, 2026. The version history goes back to July 1, 2024: 12 releases, all linked to the official files. That is about 6.9 releases a year.
Popularity and file types
On Windows it registers 11 file types, including .md, .csv, .xlsx, .pptx and .docx. Similar programs include TeXstudio, Zettlr and ONLYOFFICE Desktop Editors.
Pros / Cons
Pros
- Documented silent install
- Installs without administrator rights
- Frequent updates (about 6.9 a year)
Cons
- Proprietary licence: check the terms and price
- No native ARM64 build
- The official download link did not answer at the last check
In short: eo2suite is an office suite tool for 64-bit and 32-bit PCs. It is actively maintained. Administrators can deploy it unattended.
Is eo2suite safe to download?
- The file is served by dc-pkg-cdn.jianguoyun.com; check that it is the publisher’s official mirror
- The download link uses HTTPS
- A SHA256 hash is published, so you can verify the file:
563127BA90593D5A0A69E64A5B76058D979A4DB41571B08627030AA73454D7C4· Open the VirusTotal report for this hash - The link did not answer when we last checked it (October 22, 2026)
- ExeAtlas does not host, wrap or modify installers
Related guide: How to check a file’s SHA256 hash on Windows
Recent versions
All 12 versions ›12 versions over 2 years · about 6.9 a year
| Version | Date | Size | Files |
|---|---|---|---|
| 2.5.3Latest | March 24, 2026 | — | 32-bit EXE (NSIS)64-bit EXE (NSIS) |
| 2.5.2 | January 21, 2026 | — | 64-bit EXE (NSIS)32-bit EXE (NSIS) |
| 2.5.1 | September 30, 2025 | — | 64-bit EXE (NSIS)32-bit EXE (NSIS) |
| 2.5.0.404 | March 31, 2025 | — | 32-bit EXE (NSIS)64-bit EXE (NSIS) |
| 2.4.13 | March 14, 2025 | — | 32-bit EXE (NSIS)64-bit EXE (NSIS) |
| 2.4.11 | January 17, 2025 | — | 64-bit EXE (NSIS)32-bit EXE (NSIS) |
| 2.4.10 | November 25, 2024 | — | ARM64 EXE (NSIS)64-bit EXE (NSIS)32-bit EXE (NSIS) |
| 2.4.9 | October 16, 2024 | — | 64-bit EXE (NSIS)ARM64 EXE (NSIS)32-bit EXE (NSIS) |
Install from the command line
Silent install ›winget install --id Nutstore.EO2 -eYiYang-Suite-Setup-win-x64-2.5.3.exe /SRelated guide: How to use winget: install and update apps
Information
- Category
- Office suites
- Licence
- 专有软件
- Price
- See the publisher’s site
- Requires
- Windows 11 / 10
- Architecture
- 64-bit, 32-bit
- Installer
- EXE (NSIS)
- Version
- 2.5.3
- Released
- March 24, 2026
- Added to the catalogue
- July 1, 2024
- Versions listed
- 12
- Updates / year
- 6.9
- Website
- eo2suite.cn
- winget ID
- Nutstore.EO2
File types it opens (11)
Ratings and reviews
No reviews yet. Be the first to rate it.
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Frequently asked questions
Is eo2suite free?
eo2suite is proprietary (closed-source) software (licence: 专有软件). Whether it costs money depends on the edition: check the publisher’s site for prices and free tiers.
Is eo2suite safe to download?
The download comes from dc-pkg-cdn.jianguoyun.com; ExeAtlas does not host or change the file. Compare its SHA256 hash with the one shown here, or open the VirusTotal report for that hash.
How do I install eo2suite with winget?
Open PowerShell or Windows Terminal and run the winget command shown on this page. winget downloads the official installer and checks its SHA256 hash before running it.
Can eo2suite be installed silently?
Yes. The silent install page lists the exact command for each installer.
Does eo2suite run on ARM (Windows on Arm)?
There is no ARM64 build; Windows 11 on Arm can run the 64-bit and 32-bit version through emulation.
Where can I download an older version of eo2suite?
The versions page lists all 12 versions with links to their official installer files, back to July 1, 2024.
Can I use eo2suite without administrator rights?
Yes, there is a per-user installer that does not need administrator rights.
What are alternatives to eo2suite?
TeXstudio, Zettlr, ONLYOFFICE Desktop Editors, JabRef and Zotero. The alternatives page compares them.
