#secure-communication

Proton Calendar

Keep your schedule private with an end-to-end encrypted calendar. Benefit from Swiss privacy laws and a user-first approach. Manage events securely.

Olvid

Secure messaging app requiring no personal data, phone number, or email. Features end-to-end encryption, cross-platform sync, and unlimited file sharing.

OpenTalk

Secure video conferencing platform operated in German data centers with GDPR compliance. Features breakout rooms, interactive whiteboards, polls, and recording capabilities.

SKRED

Anonymous secure messaging app requiring no phone number or email. Features end-to-end encryption, peer-to-peer calls, and complete privacy control.

Jitsi

Conduct secure, free, open-source video conferences on web and mobile. No account required. Integrate into your apps or host on your own servers.

Matrix

Matrix.org provides an open network protocol enabling secure, decentralized messaging and communication across platforms with end-to-end encryption.

VNClagoon

Integrated open-source communication platform with messaging, video conferencing, email, and project management. Secure alternative to mainstream solutions with data sovereignty.