Similar to BlackBerry_Messenger

Coccinella (software)

DingTalk

Element (software)

Gadu-Gadu

Google Meet

Google Messages

GroupMe

HCL Sametime

ICQ

IMessage

Jami (software)

Kopete

Mattermost

Windows Live Messenger#Microsoft Messenger for Mac

Microsoft Teams

Miranda NG

Mumble (software)

OSIP

Pidgin (software)