| Alternative | Offline? | Zimbra compatibility | Modern auth | |-------------|----------|----------------------|--------------| | (with Zimbra connector via ExQuilla – paid) | Yes | Via IMAP (no GAL/share features) | Yes (OAuth) | | eM Client | Yes | IMAP only | Yes | | Mailbird | Limited | IMAP only | Yes | | Zimbra Desktop 2.0 (Electron) | Yes | Native Zimbra API (requires ZCS 9+) | Partial | | Outlook (classic) with Zimbra Outlook Connector (ZCO) | Yes | Full (for Zimbra servers only) | Depends on ZCS version |
If you need a copy strictly for archival purposes, search trusted old-software repositories and verify checksums, but do not connect it to any active email account that contains sensitive information. Zimbra Desktop 7.3.1 Older Versions for Windows
| Alternative | Offline? | Zimbra compatibility | Modern auth | |-------------|----------|----------------------|--------------| | (with Zimbra connector via ExQuilla – paid) | Yes | Via IMAP (no GAL/share features) | Yes (OAuth) | | eM Client | Yes | IMAP only | Yes | | Mailbird | Limited | IMAP only | Yes | | Zimbra Desktop 2.0 (Electron) | Yes | Native Zimbra API (requires ZCS 9+) | Partial | | Outlook (classic) with Zimbra Outlook Connector (ZCO) | Yes | Full (for Zimbra servers only) | Depends on ZCS version |
If you need a copy strictly for archival purposes, search trusted old-software repositories and verify checksums, but do not connect it to any active email account that contains sensitive information.
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