The following is a chart showing the out of the box feature set of Horde_ActiveSync compared to other servers supporting EAS.
Feature | Horde 4/5 | Z-Push 1/2 | Tine 2.0 | Notes | |
EAS Version | 2.5/12.1 | 2.5/14* | 2.5 | * Z-Push 2 supports 14.0 only when using against Zarafa server. | |
Autodiscover | |||||
Proper support for ghosted properties | |||||
Contact Sync | Yes | Yes* | Yes | * Contact support out of the box with Z-Push only when using against Zarafa server. | |
Calendar Sync | |||||
Recurring Event Support | |||||
Task Sync | |||||
Recurring Tasks | |||||
Email Sync | |||||
Hierarchical folder support | |||||
HTML Email | |||||
Full MIME support | |||||
S/MIME on device encryption, decryption, and signing | |||||
Set out of office message | |||||
Meeting request/response | |||||
Provisioning |
TODO: Security policies, other misc. features.