WhatsApp

wikipedia:WhatsApp

brew install whatsapp

Limitations:

• Phone number required for registration and usage
• Scheduling

• https://en.wikipedia.org/wiki/Comparison_of_cross-platform_instant_messaging_clients

News

• Oct 2023 Second account available on Android https://blog.whatsapp.com/multiple-accounts-coming-to-whatsapp
• Oct 2023 passkey
• April 2023 https://blog.whatsapp.com/one-whatsapp-account-now-across-multiple-phones

Related

• Element: EMS Integration Manager

See also

• WhatsApp, WeChat, Signal, 360Dialog, Telegram, Discord, WhatsApp Bridge, VK messenger, VK messenger
• Instant messaging (IM), Messenger, Slack, Mattermost, RocketChat, Gitter, Discord, Microsoft Teams, Skype, Amazon Chime, Zoom, Google Chat, AWS Chatbot, LiveChat, APNs, Arattai, Zulip, Chanty, Fleep, Spaces, Zoho Connect, QQ, WhatsApp, Cliq, iMessage, Telegram