Discord - Step up your game with a modern voice & text chat app. Crystal clear voice, multiple server and channel support, mobile apps, and more.
Tinode - Tinode Instant Messaging
Zulip - Chat for distributed teams. Zulip combines the immediacy of real-time chat with an email threading model. With Zulip, you can catch up on important conversations while ignoring irrelevant ones.
IRCCloud - IRCCloud is a modern IRC client that keeps you connected, with none of the baggage. Stay synced and notified wherever you are with our web and mobile apps.
Google Duo - Google's answer to Facetime, high-quality video calling on iOS and Android.
SeaMonkey - The SeaMonkey project is a community effort to develop the SeaMonkey all-in-one internet...