Category:インスタントメッセンジャー

HCL Sametime

Kik Messenger

Windows Live Messenger#Microsoft Messenger for Mac

Microsoft Teams

Miranda NG

OSIP

Skype for Business

Skype for Business Server

Windows Live Web Messenger

MSN Messenger

Windows Messenger

Wire (software)

Yahoo Messenger

Empathy (software)

Google Duo

Google Talk

Google Hangouts

Signal (software)

Zoom (software)

Snow (app)

Slack (software)