Description: Signal is a free, open source, encrypted messaging and voice calling app. It offers end-to-end encryption for secure communication. With Signal, users can send encrypted messages, make voice and video calls, and share media with individuals or groups.
Type: software
Pricing: Free
Description: Tinode is an open-source real-time messaging and chat platform. It enables building chat applications and messaging features with REST API, Web and Mobile SDKs. Tinode offers messaging modes like one-on-one, group chats, channels, bots, rich media and end-to-end encryption.
Type: software
Pricing: Open Source