TeamSpeak is described as 'Use crystal clear sound to communicate with your team mates cross-platform with military-grade security, lag-free performance & unparalleled reliability and uptime' and is a very popular Group Chat app in the social & communications category. There are more than 50 alternatives to TeamSpeak for a variety of platforms, including Web-based, Windows, Linux, Android and Self-Hosted apps. The best TeamSpeak alternative is Mumble, which is both free and Open Source. Other great apps like TeamSpeak are Discord, Element, Jami and Jitsi Desktop.
0xchat is a secure chat app built on the Nostr protocol. It prioritizes security, featuring private key login, encrypted private chats and contacts, encrypted group chats.
C3 is a standalone voice and text chat application built specifically for gamers for a better overall gaming experience. Instant setup and easy channel sharing lets players spend more time communicating and less time memorizing port and server information.
United States
TeamTalk 4 is a conferencing system which enables a group of people to collaborate and share information. Every member of a group can communicate with other members in real time using both audio and video. All that is needed is a microphone and a web camera.
Denmark
EU
Roomy creates rooms of sociality. Digital places for friends and collaborators to hang out in. Roomy is a lot more than 'group chat', but we do believe group chat is minimum viable everything, as it's the best default foundation for greenfield community building and...
Technitium Mesh is a secure, anonymous, peer-to-peer (p2p), open source instant messenger designed to provide end-to-end encryption. Primary aim of developing this instant messenger is to provide privacy which is achieved using cryptography and anonymity using Tor network.
India
Open source encrypted group-chat platform focused on privacy and efficiency, featuring Rust-based backend for speed, customizable interface, minimal data collection, real-time messaging, community-driven improvements, and ergonomic design for various use cases.
jami-commander (jc for short) is a simple but convenient CLI-based Jami client app for setting up accounts and swarms as well as sending.
Offers real-time chat with friends, supports group messaging, organizes contacts by favorites and categories, enables media sharing with GIFs and videos, provides customizable notifications, allows invite links, and is accessible on desktop or mobile for gaming sessions.
United States
Mycelium (formerly Disclone) is a feature-rich, open source communication app and personal-collaborative hub (drive/notes...).
BelgiumEU
Lifesize Go gives you instant access to your own high-quality free video meeting space. Host meetings with up to eight participants from your phone or laptop without needing to download an application or install updates.
FranceEU
SadnessChat SadnessChat is a free, real-time chat platform built for real conversations. Whether you're hanging out with friends or building a community, SadLounge has everything you need.
