List of collaborative software Comparison of notable software Comparison of unified communications features

| Name_ | E_mail_server | Faxing | Instant_messaging | Telephony | Videoconferencing | Web_conferencing | Data_conferencing | Application_sharing | Electronic_meeting_system | Synchronous_conferencing |
|---|---|---|---|---|---|---|---|---|---|---|
| IBM Sametime | No, integrated with Lotus Domino | No | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| IBM Lotus Domino | Yes | Yes | Yes with integrated Sametime | Yes with integrated Sametime | Yes with integrated Sametime | Yes with integrated Sametime | No | Yes with integrated Sametime | Yes with integrated Sametime | No |
| Microsoft Exchange Server | Yes | Yes | No | No | No | No | No | No | Yes | No |
| Microsoft Lync Server | No, integrated with Exchange Server | No | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Microsoft SharePoint | No, integrated with Exchange Server | No | No | No | No | No | No | No | Yes | No |
| Name | E-mail server | Faxing | Instant messaging | Telephony | Videoconferencing | Web conferencing | Data conferencing | Application sharing | Electronic meeting system | Synchronous conferencing |