Open-source end-to-end LLM Development Platform

Support for reading and writing Google Protocol Buffer objects within Dropwizard

MedTimer Android app

Privacy Friendly App to manage To-Do lists on Android.

Official Android app for Mastodon

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

Share files and apps on android to other devices using browser

🪴 Self-hosted, open source gardening companion app

OpenStreetMaps Dashboard for OpenTracks

Android (f/w 2.1+) on screen keyboard for multiple languages.

Distributed object store

The automation tower defense RTS

Advanced Text Editor for android

📋 Android client for nextcloud deck app

ERP beyond your fridge, now on your phone – An awesome companion app for grocy

📱 Nextcloud Android app

Android client for local file sharing via https://snapdrop.net/ and https://pairdrop.net

🦎 A multi-protocol edge & service proxy. Seamlessly interface web apps, IoT clients, & microservices to Apache Kafka® via declaratively defined, stateless APIs.

Material You Android app for previewing JSON files in a user-friendly list format

Apache Beam is a unified programming model for Batch and Streaming data processing.

Privacy-conscious open-source clock, based on AOSP Clock

Apache Pulsar - distributed pub-sub messaging system

Email-based instant messaging for Android.

Description OsmAnd is an offline world map application based on OpenStreetMap (OSM), which allows you to navigate taking into account the preferred roads and vehicle dimensions. Plan routes based o

✎ Android client for Nextcloud Notes app.

:satellite: Lightweight GPS Logging Application For Android.

console curses guitar tuner

A open source run tracker

A podcast manager for Android

Coordinate Joker is an Android geocaching addon for Locus Maps and c:geo

AndroidIDE is an IDE for Android to develop full featured Android apps.

Offline, privacy-friendly daily Bible verse notification app for Android

Auto reply app to enable auto reply for messengers like WhatsApp and Facebook Messenger

Foehnix Paraglider Widget for Android

Now under new management

JDBC support for Vert.x

Reactive Kafka Client for Vert.x

Official GeoServer repository

Vert.x is a tool-kit for building reactive applications on the JVM

Android app for diabetics

A scheduler based on plain Vertx promise/future/periodic/timer

Apache Druid: a high performance real-time analytics database.

:zap: Open-source workflow automation platform. Orchestrate any language using YAML, hundreds of integrations. Alternative to Airflow, Zapier, RunDeck, Camunda, ...

The Android version of the Hydra app

Open Source Identity and Access Management For Modern Applications and Services

⚡ Fast encrypted chats for the family

Fast and reliable message broker built on top of Kafka.

The database purpose-built for stream processing applications.

A Java library of Customizable, Hybridizable, Iterative, Parallel, Stochastic, and Self-Adaptive Local Search Algorithms

Description Enhanced AVR controller: listen to music properly!This app allows remote control of a Network Player or a Network A/V Receiver via the local network.At the moment, the app is tested and

Confluent Schema Registry for Kafka

Hazelcast Cluster Manager for Vert.x

FlowDroid Static Data Flow Tracker

A free, secure and open source app for Android to manage your 2-step verification tokens.

A Private Terraform Registry

A large-scale entity and relation database supporting aggregation of properties

Open source note-taking application for Android

Open source alternative to Auth0 / Firebase Auth / AWS Cognito

LabNex is an open-source Android app designed for managing GitLab projects

Zookeeper based cluster manager implementation

Infinispan Cluster Manager for Vert.x

STOMP client/server implementation

Cassandra client for Vert.x

Vert.x Groovy support

OpenTracks is a sport tracking application that completely respects your privacy.

Persistence for REST resources in the filesystem or a redis database

repository for the ncsms on Android

📱🗞️ Android client for the Nextcloud news/feed reader app

Delphi language plugin for SonarQube

A lightweight virtual keyboard for developers.

Apache Hadoop

Lightning fast, open-source, < 250kb Android launcher

Aerospike Java Client Library

A Maven plugin for pimping the build of your Vert.x applications

Maven plugin for running and creating Docker images

Translator for converting text into morse code and vice-versa

Depends is a fast, comprehensive code dependency analysis tool

🤖 Icon Pack for Android

Nessie: Transactional Catalog for Data Lakes with Git-like semantics

Writing vertx rest application based on JAX-RS applications

Open source platform for X.509 certificate based service authentication and fine grained access control in dynamic infrastructures. Athenz supports provisioning and configuration (centralized authoriz

Apache Flume is a distributed, reliable, and available service for efficiently collecting, aggregating, and moving large amounts of log-like data

Catima, a Loyalty Card & Ticket Manager for Android

Vespucci is a OpenStreetMap editor for Android

Avare Aviation GPS for Android

A T9 keyboard for Android devices with a hardware keypad.

Java implementation of Tink

✨ A Web rapid development framework

A fork of audio-analyzer-for-android in Google code, with a lot of enhancement.

The reverse to-do list

The Wikimedia Commons Android app allows users to upload pictures from their Android phone/tablet to Wikimedia Commons

OpenStreetMap-Tools for Android

Manage your NextDNS settings easily with this Android app!

GLPI Android Inventory Agent

Android home screen launcher that uses a dynamic pie menu instead of tables of icons.

Advanced Minecraft Interface and Data/Structure Tracking

Apache Wicket - Component-based Java web framework

An app for android that will automatically shutdown your phone after a timer without needing root access. This app uses the accessiblity permission to emulate the power off gestures.

Tesseract based OCR for android

A simple and free Android app for taking notes

Text editor - Notes & ToDo (for Android) - Markdown, todo.txt, plaintext, math, ..

statistics, data mining and machine learning toolbox

A distributed data integration framework that simplifies common aspects of big data integration such as data ingestion, replication, organization and lifecycle management for both streaming and batch

Augmented text display system for libGDX, based on typing-label

Quick Settings tiles for developers

Generic Android conference schedule viewer

Java SDK for CloudEvents

Data Quality and Observability platform for the whole data lifecycle, from profiling new data sources to full automation with Data Observability. Configure data quality checks from the UI or in YAML f

Source code of APK Explorer & Editor (AEE), an open-source tool to explore the contents of an installed APK!

Open source Old School RuneScape client

A platform that makes it easy for developers to build realtime, cost-effective, operations-focused applications

An Engine-Agnostic Deep Learning Framework in Java

Pluggable type-checking for Java

Andor's Trail

Description Shattered Pixel Dungeon is a traditional roguelike dungeon crawler RPG that's simple to get into but hard to master! Every game is a unique challenge, with five different heroes, random

A Minecraft Launcher which is multi-functional, cross-platform and popular

VNC server app for Android that does not require root privileges.

A Minecraft mod designed to improve frame rates and reduce micro-stutter

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

Reformats Java source code to comply with Google Java Style.

Android app for finding lavatories

bbs.nga.cn第三方客户端

Cellular Survey Android App

configurable OSM offline router with elevation awareness, Java + Android

Docker Monitoring Extension

Apache StreamPipes - A self-service (Industrial) IoT toolbox to enable non-technical users to connect, analyze and explore IoT data streams.

📊 Android client for nextcloud tables app

Android app for finding dump stations

Desktop/Android/HTML5/iOS Java game development framework

Contextual logging for Vert.x applications

Allows the connection of newer clients to older server versions for Minecraft servers.

🗺️ Minecraft map editor and mod

An Android MQTT client that regularly publishes messages to notify about the device's presence

ServiceComb Java Chassis is a Software Development Kit (SDK) for rapid development of microservices in Java, providing service registration, service discovery, dynamic routing, and service management

Network monitoring app for Android

PC-style productivity for Android

Seamless background video recorder for Android – ad-free and open-source, with customizable options.

A very simple note-taking app for Android

Android application to read your articles saved in your wallabag. You can also easily add new articles.

Aria2App is an advanced download manager based on aria2 that can handle remote servers too.

An open source ML system for the end-to-end data science lifecycle

ConnectBot is the first SSH client for Android.

Jenkins cloud plugin that uses Docker

Simlar for android

Lightweight Android app for Mastodon

HTTP web applications for Vert.x

High performance reactive SQL Client written in Java

Mirror of Apache Samza

EventBus Proxy generation

Vert.x MQTT

Mongo Client for Eclipse Vert.x

Mobile XMPP client

Java wrapper for SDL and LibGDX controller API

Bitcoin wallet for Android

Vert.x RabbitMQ Service

Redis client for Vert.x

Some tools one can use for doing microservices with Vert.x

A circuit breaker for Vert.x

The shell for Vert.x

Vert.x metrics implementation for Micrometer.io

Vert.x Metrics

Testing Vert.x applications with JUnit 5

Async polyglot unit testing for Vert.x.

Artificial Intelligence framework for games based on libGDX or not. Features: Steering Behaviors, Formation Motion, Pathfinding, Behavior Trees and Finite State Machines

Android Chinese keyboard: Stroke Input Method (筆畫輸入法)

Ridgebotics 2025 scouting app in Android

Dropwizard bundle managing authentication through JWT cookies

Wicketstuff-core projects are bundled user contributions for use with Apache Wicket (https://wicket.apache.org/). They are released in step with Wicket releases to make them easy to use.

Lightning Node Management for Android

wicket-crudifier is a library to easily create CRUD's with wicket

Apache Storm

An Android app for customizing Material You colors on devices with Android 12+. It lets you tweak accent colors, background saturation, and more for a personalized look.

Wrapper of syncthing for Android.

Relational database access made simpler and safer

Android app (and widget collection) that displays sunlight and moonlight times.

Win over screen addiction with fun & effective methods.

Android app to track your work time via WiFi or location and categorize each recorded intervall by a predefined client/task and a free text.

display lyrics on Android devices (only in conjunction with SDB2)

Application Android "NextINpact (Unofficial)"

A Relational Database Backed by Apache Kafka

Advanced 3D audio features for libGDX desktop users.

Strategy game with countless unique and challenging levels.

Gateleen is a RESTful middleware toolkit for building API gateways

Android app by TrianguloY: URLCheck

Navigation tool for Android

OONI Probe Android

Open source weather app for Android

Source-agnostic distributed change data capture system

轻量级DDD正向/逆向业务建模框架，支撑复杂业务系统的架构演化！

Contributed code examples from O'Reilly Android Cookbook. See #user-content-table README below!

Dubbo Plugin for Apache JMeter, It is a plug-in developed for testing Dubbo in Jmeter.

This game plays perfect Tic-Tac-Toe as the second player using the brute-force minimax.

The Railcraft Mod for Minecraft, source and development.

:shower: Sanitising your documents, one threat at a time. — Content Disarm & Reconstruction Software

Android port of RoboZZle game

A completely free and open source Address and POI lookup application for android.

Java-based tool that validates General Transit Feed Specification (GTFS)-realtime feeds. See https://github.com/MobilityData/gtfs-realtime-validator for the latest!

react-native package to detect call states

:ballot_box_with_check: [Cheatsheet] Tips and tricks for Android Development

Image Occlusion for AnkiDroid

Android app that recognises Japanese kanji drawn by the user

Using vertx-client for AWS SDK v2

The Alexa Skills Kit SDK for Java helps you get a skill up and running quickly, letting you focus on skill logic instead of boilerplate code.

These are the sample Bounded Contexts from the book "Implementing Domain-Driven Design" by Vaughn Vernon: http://vaughnvernon.co/?page_id=168

A handy systems and security-focused tool, Port Authority is a very fast Android port scanner. Port Authority also allows you to quickly discover hosts on your network and will display useful network

A simple Facebook Chat Head like bubble for react native

Simple Android app that sends pre-configured commands to remote servers via SSH.

Plugin to access VPN service for Flutter | Flutter 的 VPN 插件

A stitch counter for knitting/crochet &c.

A mobile application for browsing projects, viewing and creating new updates in Akvo RSR.

Android Open Source Ghosting Coach for Squash, Badminton and Racketlon

Add web search to text selection toolbar on Android

StreamLine - Streaming Analytics

Arduino IDE 1.x

[android] WhatsApp Web client for your phone/tablet with media support

A Remake of "The Settlers III" for Windows, Linux, Mac and Android

An Android app which encrypts a plain text using AES256 algorithm.

BatteryBot Battery Indicator for Android

Android library providing simple way to control divider items (ItemDecoration) of RecyclerView

This is a program to help practice and perform Thai music.

Android Chinese TTS Engine Base On Tensorflow TTS , use for TfLite Models Test。安卓离线中文TTS引擎，在TensorflowTTS基础上开发，用于TfLite模型测试。

Zotero on Android

RecyclerView extension library which provides advanced features. (ex. Google's Inbox app like swiping, Play Music app like drag and drop sorting)

KeePass implementation for android

Zeus IoT is the world's first open source Internet of Things distributed collection platform based on Zabbix, with the ability to collect, analyze, and store data from millions of IoT devices.

OI Shopping List

Play with Google Play API :)

Best-of-breed OpenTracing utilities, instrumentations and extensions

React Native wrapper for Twilio Programmable Voice SDK

Clover - imageboard browser for Android (moved from Floens/Clover)

Share your contact information with ease

Android hearing test application

A simple, lightweight unit converter for Android

A High Performance Network ( TCP/IP ) Library

Synchronizes public transportation data in GTFS format with OpenStreetMap.org

ARChon Packager (formerly Chrome APK Packager) is a convenient way to produce Chrome ARChon Custom Android Runtime packages directly from your phone.

A Prometheus Listener for Apache JMeter that exposes results in an http API

Icicle For Freenet

Clock application for Android using colour to tell time

Simplify Android M system permissions

This application will provide information about almost all currently plugged-in USB devices.

Fork of holoken

WLANScanner is an Android App for analysing the WiFi networks in range.

AnyChart Android Chart is an amazing data visualization library for easily creating interactive charts in Android apps. It runs on API 19+ (Android 4.4) and features dozens of built-in chart types.

Minimalistic, super lightweight app launcher with a low memory usage and small install size.

Android app that helps you balance

A beautiful, secure and native Ethereum Wallet for Android

A JNI code generator based on the JNI generator used by the eclipse SWT project

Coloring for Kids

open-source Android coloring book app for kids of age 2 and older

A gradle plugin for getting java lambda support in java 6, 7 and android

An open source clone of Amazon's Dynamo.

A BLE Peripheral Simulator App

Clear the clipboard on android devices with just one tap

A lightweight android launcher

A simple Android application to share your location

OSRSHelper

A photo picture viewer for React Native

Change your ttl on android

peanut Encryption to encrypt passwords/codes on Android

This repository has samples that demonstrate various aspects of the AWS SDK for Android, you can get the SDK source on Github https://github.com/aws-amplify/aws-sdk-android/

Open Chaos Chess is a free and open source version of Chaos Chess, stripped of Google Play Services.

Run Node.js on Android by rewrite Node.js in Java

Immutable key/value store with efficient space utilization and fast reads. They are ideal for the use-case of tables built by batch processes and shipped to multiple servers.

This tool read KPI declarations in a file and apply the KPI assertion on a JMeter Report CSV file and generates a result file in JUnit XML format and Html, JSON or CSV format.

Compare 2 load tests. This tool create a JUnit XML file with KPI rules and compare 2 JMeter CSV Report (current and reference) result in html, csv and json formats

This tool read KPI declarations in a file and apply the KPI assertion on a JMeter Dashboard Statistics Json file and generates a result file in JUnit XML format and others Html, JSON or CSV formats.

Dropwizard bundle that enables building SOAP web services and clients using JAX-WS API

Shell for issuing SQL to relational databases via JDBC

A comprehensive Domain-Driven Design example with problem space strategic analysis and various tactical patterns.

GSS-API authenticator plugin for Apache Cassandra

Relay notifications of any apps to Android Auto

Java large off heap cache

The flexible, complete and handy Android dice roller for boardgame & RPG geeks.

Sidekick is no longer in service

Rogue client for nextbike

AWS Device Farm sample Android app

copyparty client for android

A library to access system setting, and change it easily. eg: volume, brightness, wifi

👾 Clean and minimalist React Native template for a quick start with TypeScript.

A Java entity system inspired by Ash & Artemis.

Control Lego Mindstorms NXT robots from Android devices via Bluetooth

Piano for Android

Fork of tagtraum industries' GCViewer. Tagtraum stopped development in 2008, I aim to improve support for Sun's / Oracle's java 1.6+ garbage collector logs (including G1 collector)

A simple SMS <--> Matrix bridge.

高德地图 地图组件 Flutter插件

Local private storage for Android

Android app for timing debate speeches that rings bells automatically.

android interface to the c-base onboard computer c-beam

Java API for Natural Language Generation. Originally developed by Ehud Reiter at the University of Aberdeen’s Department of Computing Science and co-founder of Arria NLG. This git repo is the official

Provides a SQL interface to your TinkerPop enabled graph db

Hadoop library to read packet capture (PCAP) files

Machine learning components for Apache UIMA

HBase as a JSON Document Database

A library with a JsonSerializer and a set of annotations to serialize any PoJo as GeoJSON.

A JMeter plugin supports load test gRPC

A production-grade HBase ORM library that makes accessing HBase clean, fast and fun (Can also be used as Bigtable ORM)

Android and PC game inspired by Lemmings and Pingus

Wicket drag-and-drop

An Android assistant for personal medication management

StoryGameCE ported to Android. In this game the main goal is to make a story with the words you get. You can interpret the words in any way you like, that's what's so nice about the game. And also: ev

Native Music Player for Jellyfin

A Camera component for React Native. Also supports barcode scanning!

PocketHub Android App

Simple Android app for sharing links on Shaarli.

Best MotionEye client for Android

YubiKey challenge-response USB and NFC driver for Android

A Java implementation of Transducers

Android livewallpaper as an app (primarily for googletv)

A reimplementation of the original Zork game developed by Infocom

UNMAINTAINED - Sorry but I don't have the time to work on this any more. It still works okay, or alternatively https://github.com/UweTrottmann/SeriesGuide is a great app.

Was geht App für Android

This is a library with components of Android L to you use in android 2.2

A Material design back port of Android's CalendarView

A library to bring fully animated Material Design components to pre-Lolipop Android.

[DEPRECATED] Android floating action button

Android StackBlur is a library that can perform a blurry effect on a Bitmap based on a gradient or radius, and return the result. The library is based on the code of Mario Klingemann.

An elegant way to show your menu or messages.

Ultra Pull to Refresh for Android. Support all the views.

Standalone Android widget for picking a single date from a calendar view.

Android Library to make it easy to add ReactButton feature in your app with Multi Reactions like Facebook or Linkedin, you can add many reactions as you want, you can also split them into a number of

DIVA Android - Damn Insecure and vulnerable App for Android

Description Easy puzzle game with falling blocks which can be rotated on their way down. Full lines are cleared.Falling Lightblocks is the game you loved on your Japanese console in the early 90's.

Android and Java bytecode viewer

A fully asynchronous, non-blocking, thread-safe, high-performance HBase client.

Android Stocks Widget

Imperva's customizable API attack tool takes an API specification as an input, generates and runs attacks that are based on it as an output.

Repository for all Vertx-JCA related information, development etc

This client is deprecated - use instead

Lightweight and lightning fast Java WebDriver client for test automation professionals

Simple JVM Profiler Using StatsD and Other Metrics Backends

RasPi Check - an Android app for checking your Raspberry Pi status.

Screen locker for Android

A lightweight indicator like in nexus 5 launcher

⚙️ Preferences Manager is an Open Source application that allows you to seamlessly edit application's preferences.

Android app to control mpv running on another computer

Основной репозиторий приложения "Wi-Fi в метро"

A world clock and weather widget for Android

Android share/sendTo menu implementation "add2Zip"

Candy Memory: a match two memory game for Android

The Nine Puzzle

FOSS drum app for Android

A JMeter plug-in that enables you to send test results to Azure Monitor

React Native around the Agora RTM SDKs for Android and iOS agora

Aplikacija za spremljanje vremena na Agenciji RS za Okolje. Application for weather from Slovenian environment agency.

Yet another network location backend for the UnifiedNLP/microG project

Blazegraph High Performance Graph Database

Mirror of Apache Samoa (Incubating)

Working commits for Hive connector to Accumulo. This will eventually be checked directly into Accumulo.

A continuation of the popular Artemis ECS framework

hive storage handler for connecting with MongoDB

Java map matching library for integrating the map into software and services with state-of-the-art online and offline map matching that can be used stand-alone and in the cloud.

Android OpenGL ES 2.0/3.0 Engine

ML Kit Showcase App with Material Design

⛔️ DEPRECATED Material Design tap target for Android. https://sjwall.github.io/MaterialTapTargetPrompt/

Themis provides cross-row/cross-table transaction on HBase based on google's percolator.

Twitter's collection of LZO and Protocol Buffer-related Hadoop, Pig, Hive, and HBase code.

SSE Stream Aggregator

Netflix's distributed Data Pipeline

Build WARs from your Dropwizard apps

An Android staggered grid view which supports multiple columns with rows of varying sizes.

Native modules to determine if a location is within defined geographical boundaries using Google Geometry library

Processing Library to interface with HP pen plotters using HPGL

DEPRECATED

Kontalk official Android client

A simple game about managing resources of a fortress. Distribute your workforce, survive demon attacks and find a way to stop demon threat.

External-Memory Sorting in Java

NeuroLab Android https://github.com/fossasia/neurolab-android/raw/apk/neurolab-dev-debug.apk

Fast detection of repackaged Android applications based on the comparison of resource files included into the package.

Extensible Scheduler for Mesos Frameworks

Gaia is a Terraform 🌍 UI for your modules, and self-service infrastructure 👨‍💻