Security

i2pd

Full-featured C++ implementation of I2P client

OONI Probe

Open Observatory of Network Interference (OONI)

Flipper Mobile App

Organize data and keys on your Flipper Zero device

Yubico Authenticator

Generate OATH codes with YubiKey NEO over NFC

Safe Notes - Encrypted Notepad

Encrypted, Private note manager

Aegis Authenticator

Free, secure and open source 2FA app to manage tokens for your online services

Mullvad VPN: privacy is a universal right

Protect your online privacy with a fast, trustworthy, and easy-to-use VPN.

Standard Notes

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

NetGuard

A simple way to block access to the internet per application

Keyoxide

Verify decentralized cryptographic identities on the go

KeyPass

Offline, Secure, Private

eduVPN

eduVPN connects securely and encrypted to your institution or Internet

PasswdSafe

Port of PasswordSafe password manager

KPassNotes

Client app for KeePass databases

Passy - cross-platform password manager

Offline password manager with cross-platform synchronization

Karma Firewall

Karma Firewall blocks apps from accessing the Internet

TrackerControl

TrackerControl allows to monitor and control hidden data collection in apps.

Briar

Secure Messaging, Anywhere

Permissions Manager

Warns user about dangerous permissions given to installed apps

Mauth

A Material You Two-factor Authentication app.

MotionLock

Keeps your device locked

Hypatia

A real-time malware scanner

ANOTHERpass

Another way to manage passwords

Passman

Allow you to manage the credentials stored in your Nextcloud Passman app.

Rethink: DNS + Firewall

Firewall apps, monitor network activity, block malware, change DNS.

Status: Crypto Wallet, Messenger, Ethereum Browser

Cryptocurrency wallet, Private messenger, and Ethereum DApp Browser all in one

Photok

Encrypt your photos on your device and keep them safe from others.

KeePassDroid

KeePass-compatible password safe

Insular

Isolate your Big Brother apps