Introduction
What is Carbonio CE?
Zextras Carbonio CE is the free and open-source e-mail and collaboration software, which consists of
E-mail, Contacts and Calendar Essentials, all shareable across a domain
A complete mailserver, equipped with anti-spam and anti-virus software
Chat (upcoming)
File Management System including collaborative editing and document sharing
Strong points of Carbonio CE include:
focus on Data Sovereignty and Privacy
simplicity to install as Linux packages and ready to use out of the box
flexibility to cover the needs of today’s collaborative workplaces
Browser Compatibility
All Carbonio features are accessible from a browser: the supported browser are listed in Table 1.
Browser |
Version |
OS |
Supported |
|---|---|---|---|
Microsoft Edge (Chromium) |
Latest |
Windows |
Yes |
Microsoft Edge (Chromium) |
Others |
Windows |
Limited |
Microsoft Edge (EdgeHTML) |
Any |
Windows |
No |
Internet Explorer |
Any |
Windows |
No |
Mozilla Firefox |
Latest |
Windows/Linux/OSX |
Yes |
Mozilla Firefox |
ESR |
Windows/Linux/OSX |
Yes |
Mozilla Firefox |
Others |
Windows/Linux/OSX |
Limited |
Google Chrome |
Latest |
Windows/Linux/OSX |
Yes |
Google Chrome |
Others |
Windows/Linux/OSX |
Limited |
Safari |
Latest |
OSX |
Yes |
Safari |
Others |
OSX |
Limited |
Items marked as “ Limited” are only supported on the browser’s two previous stable releases.
Hint
We suggest to always use the latest version available of the browser.
Licensing
Zextras Carbonio CE is Open Source and can be downloaded for free.
Available Languages
Carbonio CE's main language is English; the GUI is available in these languages.
Officially included languages
English (GB, US, AU)
Dutch
French
German
Hindi
Indonesian
Italian
Japanese
Portoguese (PT, BR)
Russian
Simplified Chinese
Spanish
Thai
Community supported languages
Polish
Turkish
Vietnamese
Volunteer Translators
Zextras makes available an online translation platform to qualified individuals wishing to help the translation process.
Translation in languages that are not currently supported is encouraged, albeit we cannot guarantee any estimate upon the official inclusion in the product.
Please contact for any information on the topic or to volunteer as a translator.
Contribution to the Documentation
We are in the process of putting the Carbonio-CE documentation on a public repository in order to allow contributions via pull request. In the meantime, if you want to help, we are happy to accept any kind of documentation. You can send your writings to .
Seeking Help on Carbonio CE
Besides this documentation, Zextras makes available the following online resources:
Zextras Community is a collection of articles, guidelines, howtos, and other useful material about Zextras products, including Carbonio CE, whose dedicated section is https://community.zextras.com/zextras-carbonio/
The Official Forum is the place where the community members interact, search for useful resources, provide own feedback, share their experiences, or comment articles. Carbonio CE has its own https://community.zextras.com/forum/carbonio-general-thread/ section