Termux - a terminal emulator application for Android OS extendible by variety of packages.

A podcast manager for Android

Install and run GNU/Linux on Android

FastHub the ultimate GitHub client for Android.

OsmAnd

Jitsi is an audio/video and chat communicator that supports protocols such as SIP, XMPP/Jabber, IRC and many other useful features.

Bitcoin Wallet app for your Android device. Standalone Bitcoin node, no centralized backend required.

[Unmaintained] Open source two-factor authentication for Android

This repository is a mirror of https://gitea.angry.im/PeterCxy/Shelter. For bug reports, use https://lists.sr.ht/~petercxy/shelter

Android backup extractor

State-of-the-Art Source Code Plagiarism & Collusion Detection. Check for plagiarism in a set of programs.

Customizable, privacy‑first, open-source clock app inspired by AOSP Clock

An attempt to provide advanced battery stats for Android

backup manager for android

Jitsi for Android is an Android port of the Jitsi project: The most feature-rich communicator with support for encrypted audio/video, chat and presence over SIP and XMPP

Libre fork of FastHub, the ultimate GitHub client for Android.

Word Game for Android - A fork of lexic (https://code.google.com/p/lexic)

Video analysis and modeling tool built on the Open Source Physics framework

Stores your barcode-based store/loyalty cards on your phone

Flood fill puzzle game for Android

A minimalistic note-taking app for android utilizing your phone's notification area.

Hardware Security SDK - open source version (GPLv3).

Android share/sendTo menu implementation "add2Zip"