Category:インスタントメッセンジャー

Discord

Viber

Instant messaging#Review of products

ICQ

Mumble (software)

Xfire

Jami (software)

Zimbra

IMessage

Trillian (software)

GroupMe

Pidgin (software)

Meebo

Coccinella (software)

Telepathy (software)

AIM (software)

BBM (software)

Element (software)