Cost / License
- Free
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Android Tablet
- iPad




Jami is described as 'Open source peer-to-peer platform for voice and video calls, encrypted chat, file sharing, conference support, and cross-platform privacy features' and is a very popular instant messenger in the social & communications category. There are more than 100 alternatives to Jami for a variety of platforms, including Android, Windows, iPhone, Web-based and Mac apps. The best Jami alternative is Signal, which is both free and Open Source. Other great apps like Jami are Telegram, Element, Pidgin and Tox.




HD video and audio meetings for up to 250 participants with real-time captions, international dial-in, screen and presentation sharing, secure browser-based access, calendar scheduling, chat messaging, file sharing, and adaptive video quality for remote teams.




BChat is a privacy messenger built on the Beldex blockchain that ensures true anonymity by requiring no phone number, email, or personal identity to create an account. It offers unparalleled metadata protection by onion-routing messages through global masternodes, ensuring they...

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.
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.

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.

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.




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.




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).




Skred is the first secure peer-to-peer instant messaging app - No need for an email address or phone number to use it.
Skred is free, without subscription, without a provider, without a SIM card, and without leaving a trace.




A true P2P phone application for voice and video calls. No Internet access needed, no registration, not advertisment or calling back "home". Scan each others QR-Code and call each other. This works in over local networks such as community and company networks or at...







