Similar to Kopete

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  Microsoft Messenger for Mac

  Windows Live Messenger#Microsoft Messenger for Mac
  
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  Microsoft Office Communications Server

  
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  Microsoft Office Communicator

  
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  Microsoft Teams

  Microsoft Teams
  
• 

  MSN Web Messenger

  
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  MSN メッセンジャー

  
• 

  Mumble

  Mumble (software)
  
• 

  OSIP

  OSIP
  
• 

  Skype

  Skype
  
• 

  Skype for Business

  Skype for Business
  
• 

  Skype for Business Server

  Skype for Business Server
  
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  Telegram

  Telegram (software)
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  Telepathy

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  ▲1 trends

  
• 

  Windows Live Web Messenger

  Windows Live Web Messenger
  
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  Windows Live メッセンジャー

  MSN Messenger
  
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  Windows Messenger

  Windows Messenger
  
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  Wire (ソフトウェア)

  Wire (software)
  
• 

  Xfire

  Xfire
  ▲1 trends

  
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  Yahoo! Messenger

  Yahoo Messenger
  
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  Zimbra

  Zimbra
  
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  Aliwangwang

  
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  インスタントメッセージ

  Instant messaging
  
• 

  WeChat

  WeChat
  ▼-1 trends

  
• 

  Elgana

  
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  EncroChat

  EncroChat
  
• 

  Google Duo

  Google Duo
  
• 

  Google トーク

  Google Talk
  
• 

  Google ハングアウト

  Google Hangouts