Social Networking

An open-source free email client alternative to Outlook and Foxmail

A privacy-focused, open-source messenger without phone numbers, email addresses, or fixed user IDs.

An open-source tool for file sharing, clipboard sharing, notifications, and remote control across devices.

A free, open-source Matrix chat client with end-to-end encryption and self-hosting support.

An open-source communication app for encrypted chat, calls, and file sharing without a phone number.

A decentralized, encrypted messenger for desktop and mobile devices that works over email infrastructure.