Signal
Open-source alternative to WhatsApp, Telegram, Session.
Secure messaging app with state-of-the-art encryption, voice/video calls, group chats, and file sharing. No ads, trackers, or data collection.

Secure messaging app with state-of-the-art encryption, voice/video calls, group chats, and file sharing. No ads, trackers, or data collection.
Some key features of Signal:
- Open-source alternative to WhatsApp, Telegram, Session
- Data Security & Privacy coverage
- GitHub stars, forks, license, last commit, and activity score synced from directory sources
- Codex course and interactive classroom previews attached to the repository detail page
Learning previews
Learn this project
Codex HTML Course
Signal Codex HTML Course
Signal Codex HTML Course is being prepared for this directory project.
Interactive Classroom
Signal Interactive Classroom
Signal Interactive Classroom is being prepared for this directory project.
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