Google Chat is described as 'Instant messaging and group collaboration tool with thread-based channels, real-time document editing, Google Workspace integration, search, and enterprise security' and is a instant messenger in the social & communications category. There are more than 50 alternatives to Google Chat for a variety of platforms, including Web-based, Android, iPhone, Mac and Windows apps. The best Google Chat alternative is Signal, which is both free and Open Source. Other great apps like Google Chat are Telegram, Element, Discord and Matrix.
Fully open source instant messaging server and clients. No proprietary components or non-free dependencies. Backend in pure Go (GPL 3.0), with a command-line administration tool in python + gRPC. Clients for Android, iPhone, and Web - ReactJS (all licensed under Apache 2.0).
Chitchatter is a free (as in both price and freedom) communication tool. Designed to be the simplest way to connect with others privately and securely, it is:
Spreed is the worldwide unified web conferencing service offering integrated web and telephone conferencing. It is based on Flash Player. Free service includes 3 attendees and max 1.5h meetings. Single events or monthly service can be purchased.
Prose is a distributed, open-source, and native platform for workplace communication.
Flock is the fastest growing team messenger and loved by over 25,000 companies globally. It also comes with its powerful platform, FlockOS.
PeerSuite is an open source, decentralized, private alternative to apps like Discord or Slack. All data is sent only between clients through encrypted WebRTC channels.
Talky makes our big world a little smaller. It’s truly simple video chat. No downloads, signup, or payment required.
Make video calls to anybody in the world with a private connection. Share the conversation by sharing url.
A self-hosted, white-label video conferencing solution designed for larger groups that need complete data privacy, full ownership, and total control over their business communications.
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