Similar to Zimbra
Yahoo! Messenger
Yahoo Messenger
Eudora
Eudora (email client)
GroupWise
GroupWiseMobileimap
Spark (アプリケーション)
Spark (application)
MDaemon
MDaemon
Microsoft Exchange Server
Microsoft Exchange ServerEnterprise 2.0
Enterprise 2.0
Microsoft Office Communications Server
Skype for Business Server
Skype for Business Server
Adium
Adium
AOL Instant Messenger
AIM (software)
Comm
ICQ
ICQMicrosoft Lync
Microsoft Messenger for Mac
Windows Live Messenger#Microsoft Messenger for Mac
MSN メッセンジャー
Mumble
Mumble (software)
Skype
SkypeSkype for Business
Skype for Business
Telegram
Telegram (software)▲7 trendsZoom (アプリケーション)
Zoom (software)
Discord
Discord
プライベートメッセージ (Yahoo!メッセンジャー)
Fring
Meebo
MeeboYahoo!メッセンジャー
LINE (アプリケーション)
Line (software)