Security

RiseupVPN
Secure VPN powered by Bitmask

Bitmask
Encrypted communication for mere mortals(superheroes welcome, too).

Safe Space
A safe space for your digital valuables.

OONI Probe
Measure Internet Censorship, Speed & Performance

NymVPN: Secure VPN by Nym
NymVPN: Nym's VPN for privacy—no logs, no tracking, full anonymity online.

Knock on Ports
Port knocking client

Ente Auth
Auth is a FOSS authenticator app that provides end-to-end encrypted backups for

Secret Space Encryptor (SSE)
File Encryption, Text Encryption (Messages, Notes, …), Secure Password Manager

Headwind MDM Agent
Mobile Device Management (MDM) System for Android (mobile agent - launcher)

Sentinel Lens
Facial recognition surveillance with alerts

URnetwork
Goodbye VPN!

KeePassDroid
KeePass-compatible password safe

Proton Pass: Password Manager
Password manager created by the scientists who met at CERN behind Proton Mail.

Keyoxide
Verify decentralized cryptographic identities on the go

Yivi
Your digital identity in one app.

Xray
Xray GUI Client For Android

WG Tunnel
An alternative VPN client app for WireGuard with additional features

KeyPass
Offline, Secure, Private

PasswdSafe
Port of PasswordSafe password manager

MemoryGuardian
Take Control of Your Clipboard

ToS;DR
Short summaries on Terms of Conditions

Open Alert Viewer
Fetch and display server alerts

InviZible Pro: increase your security, protect you
Comprehensive application for on-line privacy and security

Calyx VPN
Free VPN Service offered by The Calyx Institute

BLE Radar
A tool to monitor, analyze and find BLE devices around you.

Quad9 Connect
Android application for Quad9 recursive DNS cybersecurity and privacy services

strongSwan VPN Client
An easy to use IKEv2/IPsec-based VPN client.

Cryptographic ID
Attest the trustworthiness of a device using asymmetric cryptography

Citrine
Nostr relay for Android

ANOTHERpass
Another way to manage passwords