Authentication made easy, privacy-friendly, and secure
A different database for contacts to keep them private only to you.
Passy - cross-platform password manager
Offline password manager with cross-platform synchronization
No-root network monitor and traffic dump tool for Android devices
Full-featured C++ implementation of I2P client
I2P anonymous network
Rethink: DNS + Firewall
Firewall apps, monitor network activity, block malware, change DNS.
Exodus show you trackers and permissions in apps installed on your device.
Android binding and user interface for the tinc mesh VPN daemon
Encrypt your photos on your device and keep them safe from others.
Flipper Mobile App
Organize data and keys on your Flipper Zero device
Attest the trustworthiness of a device using asymmetric cryptography
Secret Space Encryptor (SSE)
File Encryption, Text Encryption (Messages, Notes, …), Secure Password Manager
OpenKeychain: Easy PGP
Encrypt your Files and Communications. Compatible with the OpenPGP Standard.
Secure Messaging, Anywhere
Safe Notes - Encrypted Notepad
Encrypted, Private note manager
An open-source and completely offline application to manage simple notes
Generate unique passwords for your accounts based on a master password
Simpe ssh/sftp server without root.
Open Observatory of Network Interference (OONI)
A real-time malware scanner
Another way to manage passwords
use the NFC chip to communicate with an electronic passport
Free, secure and open source 2FA app to manage tokens for your online services
Generate OATH codes with YubiKey NEO over NFC
OUI Lookup and Database
Find a device's manufacturer by its MAC address and browse OUIs assignments
Really simple to use privacy manager for Marshmallow (6.0) and later
Mullvad VPN: privacy is a universal right
Protect your online privacy with a fast, trustworthy, and easy-to-use VPN.
An end-to-end encrypted note-taking app for digitalists and professionals
Better Internet Tiles
Bring back Wi-Fi and mobile data tiles on Android 12 or higher