
We are proud to announce the release of Zimbra 8.8. Zimbra Collaboration 8.8 is an exciting release. Some features are only available in the Network Edition version, but several are also available in the Open Source version. Some features are excellent additions for end users, and some features are time-saving enhancements for administrators. All combined, these features offer a superior Zimbra experience: easier, faster, stronger, safer, smarter.
Here you can find a comparison between the previous Zimbra Releases and Zimbra Collaboration 8.8:

Great news with 8.8 …
- No price increase!
- New & improved features:
- Zimbra Chat & Zimbra Drive
- Hierarchical Storage Management (HSM)
- Mobile ActiveSync
- Delegated Admin
- Realtime Backup & Restore
8.8 best for …
- New Zimbra customers
- Current customers migrating to new server(s)
- Current customers upgrading a single-server deployment
- Current customers upgrading multiple servers simultaneously
Technical Documentation – **Please read Release Notes, Things to Know, First Steps.
- Release Notes
- Things to know before upgrading
- First Steps with the NG Modules
- Admin Guide
- Single-Server Installation Guide
- Multi-Server Installation Guide
- Supported Systems
- System Requirements
- Upgrade Instructions
- Configuration Guide
Read the announcement