Category:インスタントメッセンジャー

Instant messaging

Mumble (software)

Telepathy (software)

Xfire

Zimbra

Meebo

Adium

Coccinella (software)

AIM (software)

BBM (software)

Element (software)

Google Meet

Google Messages

HCL Sametime

Kik Messenger

Windows Live Messenger#Microsoft Messenger for Mac