Security

rust-keylock-android

A password manager with goals to be Secure, Simple to use, Portable, Extensible

EteSync - Secure Data Sync

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

Skewy - anti eavesdropping

A tool to prevent eavesdropping and ultrasonic access of your smart phone.

Port Authority

Port scanner

BinderFuzzy - Pentest Android Services

An App intended for fuzzing the Binder interface and System Services of Android.

WiFiScanner

Analyse the WiFi networks in range.

Port Knocker

Port knocker client; supports one time sequences

Tinc App

Android binding and user interface for the tinc mesh VPN daemon

OpenContacts

Hide contacts away from apps stealing your contacts information

FiSSH

SSH authentication via Fingerprint scanning over network (TLS Sockets)

OkcAgent

Make OpenKeychain available in your Termux shell

TinyKeePass

Another simple read-only KeePass app

Derandom

Pseudo random number predictor

PrivacyBreacher

showcase privacy issues in Android

NextcloudPasswords

Manage your Nextcloud passwords

SimpleTextCrypt

Encrypts plain text using AES256

SnoopSnitch

Check mobile network security

Shelter

Isolate your Big Brother Apps / Multiple Accounts

OpenDNS Updater

OpenDNS Updater is an extremely easy to use android app to perform IP updates.

Encrypt Text

Minimalistic application to encrypt plain text using AES 256

Riseup VPN

Secure VPN powered by Bitmask

Calyx VPN

Free VPN Service offered by The Calyx Institute

Permissions Manager

Warns user about dangerous permissions given to installed apps

Motion Eye

Stream and connect all of your Surveillance network cameras

Exodus

Show trackers and permissions from other installed apps

StartFlagExploit

Affected Android versions: Android 10 / Android 11

Hash Droid

Verify file integrity

DuOTP

Log in to Duo-protected services with any standard OTP app

Knock on Ports

Port knocking client

CloudMare

Small & Simple Cloudflare tool