Security

SelfPrivacy

Self-hosted services without pain

InviZible Pro: increase your security, protect you

Comprehensive application for on-line privacy and security

Authorizer

Password Manager with USB Keyboard emulation

Sentry

Enforce security policies

Status: Crypto Wallet, Messenger, Ethereum Browser

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

Standard Notes

An end-to-end encrypted note-taking app for digitalists and professionals

OUI Lookup and Database

Find a device's manufacturer by its MAC address and browse OUIs assignments

FindMyDevice

Locate your smartphone via SMS when it gets lost

XPrivacyLua

Really simple to use privacy manager for Marshmallow (6.0) and later

Photok

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

Insular

Isolate your Big Brother apps

EteSync - Secure Data Sync

Secure, private and end-to-end encrypted calendar, contacts and tasks sync

Port Authority

Port scanner

KeePassDroid

KeePass-compatible password safe

e-Passport Reader

use the NFC chip to communicate with an electronic passport

RethinkDNS: Fast, private, and safe DNS + Firewall

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

KeePassDX

Secure and open source password manager compatible with KeePass files.

Permissions Manager

Warns user about dangerous permissions given to installed apps

Briar

Secure Messaging, Anywhere

I2P

I2P anonymous network

Exodus

Exodus helps you to know which trackers and permissions are embedded in apps ins

IRMA

Authentication made easy, privacy-friendly, and secure

Wasted

Lock a device and wipe its data on emergency

Rivia

Rivia is the ultimate encryption tool

OONI Probe

Open Observatory of Network Interference (OONI)

PCAPdroid

No-root network monitor and traffic dump tool for Android devices

MotionLock

Keeps your device locked

Hypatia

A real-time malware scanner

Vernet - Network Analyzer

Host and Port scanner. Ping IP or domain.

i2pd

Full-featured C++ implementation of I2P client