Add Official Chat Clients

[itsnotsaved]

Official Chat Clients

• Revolt Chat - Communication is critical, Privacy is essential. (1:1 opensource alternative to discord)
  https://revolt.chat/ https://github.com/revoltchat#download-links
  https://flathub.org/apps/details/chat.revolt.RevoltDesktop

• Zulip - Chat for distributed teams
  https://zulip.com/apps/ https://flathub.org/apps/details/org.zulip.Zulip

• Twake - https://twake.app/
  https://github.com/linagora/Twake-Desktop

• RocketChat - https://rocket.chat/
  https://snapcraft.io/rocketchat-desktop

• Mattermost - https://mattermost.com/
  https://flathub.org/apps/details/com.mattermost.Desktop

• Zoho Cliq - Streamline your team communication
  https://www.zoho.eu/cliq/
  https://www.zoho.com/cliq/desktop/linux.html

• QQ - Get on QQ. Get on the world
  https://im.qq.com/index https://im.qq.com/linuxqq/index.html
  https://im.qq.com/linuxqq/download.html

3rd party Clients

• Electronic WeChat - Desktop chat client for WeChat
  https://www.wechat.com/ https://snapcraft.io/electronic-wechat

[Dimitrios Pappas]

Thank you for your contribution, most of them added to the list.