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:

Adapt Chat is described as 'Open source encrypted group-chat platform offering privacy, customizable interface, Rust-powered speed, minimal data storage, and community-driven contributions' and is a Group Chat app in the social & communications category. There are more than 50 alternatives to Adapt Chat for a variety of platforms, including Web-based, Windows, Mac, Linux and Android apps. The best Adapt Chat alternative is Telegram, which is free. Other great apps like Adapt Chat are Element, Discord, Matrix and Mumble.
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:

Ventrilo is a real-time voice chat software for group communications with surround sound support.



kChat is a secure instant messaging for businesses, which makes it possible to discuss matters live and organise projects.

Secure team messaging platform with organized topic-based conversations, real-time collaboration on Docs, Sheets, Slides, integrated calendar scheduling, one-click meetings, shared tasks and files, Google Workspace support, admin controls, compliance, and advanced search.




Conduit is a simple, fast and reliable chat server powered by Matrix. Conduit is an alternative to Synapse and tries to be lightweight and easy to install, but it is still in development.

Mycelium (formerly Disclone) is a feature-rich, open source communication app and personal-collaborative hub (drive/notes...).

Kloak is a privacy-first communication platform built by people who actually use it. No ads. No data harvesting. No bloat. Just communication that works.



Clubhouse is a space for casual, drop-in audio conversations—with friends and other interesting people around the world.





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.



FluxCap is an independent desktop client designed to connect seamlessly with the Fluxer network. Built with Electron, it provides a dedicated, fast, and customizable user interface for Windows, taking Fluxer out of your browser and directly onto your desktop.


