Description: Gotify is an open source self-hosted notification server and web/mobile apps written in Go. It allows sending and receiving messages across devices for personal notifications.
Type: software
Pricing: Open Source
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