Best Open Source Android Apps
a list of 100+ awesome open source android apps 📱
🔐 Security and Privacy
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AdAway: An open source ad blocker for Android using the hosts file. The hosts file is a system file that contains a list of mappings between host names and IP addresses. When an app requests an ad from a host in that file, this request is redirected to the local IP 127.0.0.1, which does nothing.
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Aegis: A free, secure and open source 2FA app for Android. It aims to provide a secure authenticator for your online services, while also including some features missing in existing authenticator apps, like proper encryption and backups. Aegis supports HOTP and TOTP, making it compatible with thousands of services.
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AFWall+: A front-end application for the powerful iptables Linux firewall.It allows you to restrict which applications are permitted to access your data networks (2G/3G and/or Wi-Fi and while in roaming). Also you can control traffic within LAN or while connected through VPN. Requires root.
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andOTP: A two-factor authentication App for Android 5.1+. It implements Time-based One-time Passwords (TOTP) and HMAC-Based One-Time Passwords (HOTP). Simply scan the QR code and login with the generated 6-digit code.
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Blokada: A free, open source, compact, fast ad blocker for Android that works for all apps and does not require root because it uses the VPN API.
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Exodus: Find out what trackers are embedded in apps installed on your smartphone. It lets you also know the permissions required by any apps on your smartphone. It helps you to take your privacy back!
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NetGuard: It provides simple and advanced ways to block access to the internet - no root required. Applications and addresses can individually be allowed or denied access to your Wi-Fi and/or mobile connection.
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PCAPdroid: Monitor and export the network traffic of your device. The app simulates a VPN to achieve non-root capture but, contrary to a VPN, the traffic is processed locally into the device. The built-in traffic monitor lets you detect suspicious connections made by user and system apps.
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RethinkDNS + Firewall: An open-source, no-root Firewall and DNS resolver with customizable blocklists. Block any app, IP address, or domain name from connecting to the Internet. Keep tabs on outgoing network connections, search through and analyze them.
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Vigilante: An app that focuses on your privacy and alerts you with a notification when a third-party application uses your device camera or microphone. It doesn’t require an internet connection.
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Warden: A FOSS app management utility with beautiful material design. This app detects trackers & loggers and allows you to disable them. It also features an advanced profile based app de-bloater.
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Yet Another Call Blocker: A free and open source application that can block unwanted calls or warn about probable intentions of callers using a third-party crowdsourced phone number database (from some other proprietary app).
