Browse free open source Security apps and projects for Android below. Use the toggles on the left to filter open source Security apps by OS, license, language, programming language, and project status.
Cross-platform multi-protocol VPN software
Extension that allows you to intercept and edit HTTP/HTTPS requests
The Mullvad VPN client app for desktop and mobile
Turns UDP traffic into encrypted UDP/fakeTCP/ICMP traffic
Ad-blocking for your Android
A fast, secure, stable web browser powered by Chromium and Trident.
Store all your passwords in one secure encrypted database.
A protocol agnostic application layer denial of service attack.
lightweight bitmessage client
The box to keep the Internet under your control
Nash Operating System for Modern Ecommerce
DNS-based Host Blocker (and lightweight ad blocker) for Android
A proxy software to help circumventing the Great Firewall
An InApp and Browser Adblocker based on hosts file blacklists
An open-source file sharing app built using Next.js and Perplexity.
A SOCKS5-over-TLS Proxy
Bringing intranet on the internet with Zero-Config Mesh VPNS.