Rocket.Chat

Founded in 2015, this tool began as a Live Chat tool built on Meteor. It is a fully customizable, open-source communications platform that centralizes collaboration and support to boost team productivity. It enables real-time conversations between colleagues, with other companies or with customers, regardless of how they connect. Its omnichannel interface allows users to embed real-time chat widgets into any website or mobile app to derive more value from team chats and provide better customer service. Its real-time message translation tool, allows users to communicate in multiple languages. Key features include free audio and video conferencing, guest access, screen and file sharing, LiveChat, LDAP Group Sync, two-factor authentication (2FA), E2E encryption, SSO, and more. It comes with an API and supports WebHook integration with several third-party solutions including Gmail, Facebook Messenger, WhatsApp, and Instagram. It also provides iOS and Android mobile applications. It is available for free and at monthly or annual subscriptions. Support is extended via email, phone, live chat, documentation and other online measures.