Ghidra is a software reverse engineering (SRE) framework

A libre lightweight streaming front-end for Android.

Open Source Identity and Access Management For Modern Applications and Services

OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)

Event bus for Android and Java that simplifies communication between Activities, Fragments, Threads, Services, etc. Less code, better quality.

Open-source IoT Platform - Device management, data collection, processing and visualization.

Open source alternative to Auth0 / Firebase Auth / AWS Cognito

The ZAP by Checkmarx Core project

Style and Grammar Checker for 25+ Languages

Java JWT: JSON Web Token for Java and Android

An AI-powered next-generation open source real-time observability system.

Gephi - The Open Graph Viz Platform

Open source routing engine for OpenStreetMap. Use it as Java library or standalone web server.

A scalable, distributed Time Series Database.

Fully featured, open source, privacy friendly email app for Android

Wrapper of syncthing for Android.

Light, fluffy, and always free - AWS Local Emulator

A solution for streaming H.264, H.263, AMR, AAC using RTP on Android

A simple way to block access to the internet per app

TLC is a model checker for specifications written in TLA+. The TLA+Toolbox is an IDE for TLA+.

Master repository for the JGraphT project

Cordova Local-Notification Plugin

📡 Lightweight GPS Logging Application For Android.

A material-design Hacker News Android reader

Flexible tool to build planet-scale vector tilesets from OpenStreetMap data fast

Official Android app for Mastodon

Advanced PCB auto-router

A small Android library to get the market name of an Android device.

A task app for Android