Nextcloud Talk

Passwords for Nextcloud

Productivity

Swift Paperless

Native document managament

ownCloud - File Sync and Share

secure data sharing platform

KeePassium (KeePass passwords)

Respects your privacy

Collabora Office

Productivity

KDE Connect

Communication Between Devices

FRITZ!App Fon

Productivity

ONLYOFFICE Documents

A complete mobile office suite

Yubico Authenticator

2FA with YubiKey

eM Client

Secure e-mail app