De1984

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8.0

android

AI summary

VPN-based firewall and root package manager with per-app network controls. Blocks WiFi, mobile data, and roaming per app; can force-stop, enable/disable, or uninstall system apps. Zero telemetry, fully open source under MIT license. Requires Android 8+. Note: requests root access, superuser, and broad system permissions including killing background processes and changing component states.

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About this app

De1984 is a firewall and package manager for Android devices.

FIREWALL FEATURES

VPN-based firewall (no root required) Block apps from accessing WiFi, Mobile Data, or Roaming Per-app network control with granular permissions PACKAGE MANAGEMENT (with root)

Enable/disable users of system apps Force stop running apps Uninstall system and user apps PRIVACY FIRST

Zero tracking or analytics No telemetry Local-only data storage 100% open source (MIT License) MODERN DESIGN

Material Design 3 Dark mode support Clean, intuitive UI Fast and responsive FLOSS COMPLIANCE

No proprietary libraries No Google Play Services No Firebase or analytics Buildable from source REQUIREMENTS

Android 8.0 (API 26) or higher Root access optional (required for package management features) VPN permission (for firewall functionality) PERMISSIONS

INTERNET: For firewall functionality (VPN-based) ACCESS_NETWORK_STATE: Monitor network connectivity BIND_VPN_SERVICE: Create local VPN for firewall QUERY_ALL_PACKAGES: View installed apps (optional) Root access: For advanced package management (optional)

🎯 Project author:github@dorumrr

firewall package manager open source privacy root offline

What's new

v2.6.4Aug 24, 2026

・Fixed the firewall stopping on its own after a while #93 #37 #18 #4 ・ConnectivityManager backend now sends around 85% fewer commands per pass ・No longer sends rules for system apps that Android always refuses