Community Content Service Repository

Gerrit Code Review - (mirror of https://gerrit.googlesource.com/gerrit)

Free and Open Source, Distributed, RESTful Search Engine

Learning Management System OpenOlat

Core framework of openHAB

100% open-source IoT Platform - Integrate your devices, create rules, and analyse and visualise your data

SVG library for React Native, React Native Web, and plain React web projects.

Gatling Plugin for Maven

#1 Locally hosted web application that allows you to perform various operations on PDF files

A T9 keyboard for Android devices with a hardware keypad.

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

MedTimer Android app

📱 Nextcloud Android app

Advanced Text Editor for android

Eclipse Jersey Project - Read our Wiki:

Free universal database tool and SQL client

The XWiki platform

Apache Solr open-source search software

Network monitoring app for Android

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

🪴 Self-hosted, open source gardening companion app

Kommunicate.io Android Chatbot SDK

Apache RocketMQ is a cloud native messaging and streaming platform, making it simple to build event-driven applications.

Concise UI Tests with Java!

The easiest way to share and manage your Git, Mercurial and Subversion repositories over http.

Qiscus provide everything you need to power up your app with chats. And it's now made simple.

Automated driver management and other helper features for Selenium WebDriver in Java

Open-Source Subscription Billing & Payments Platform

Cross-platform framework for building truly native mobile apps with Java or Kotlin. Write Once Run Anywhere support for iOS, Android, Desktop & Web.

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

Google Reader inspired self-hosted personal RSS reader.

Catima, a Loyalty Card & Ticket Manager for Android

GPS tracking tool for OpenStreetMap

Open Quartermaster is an open source inventory management system, designed to be simple to use yet powerful and extendable. The last inventory management system you will ever need!

A fast dependency injector for Android and Java.

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

Desktop/Android/HTML5/iOS Java game development framework

A browser automation framework and ecosystem.

🔎 Open source distributed and RESTful search engine.

Google core libraries for Java

RStudio is an integrated development environment (IDE) for R

A lightweight virtual keyboard for developers.

Generate Java types from JSON or JSON Schema and annotate those types for data-binding with Jackson, Gson, etc

The automation tower defense RTS

React native bridge for AppAuth - an SDK for communicating with OAuth2 providers

ConnectBot is the first SSH client for Android.

▶ Simple and lightweight, yet polished and powerful Android video player based on ExoPlayer

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 SMS app ~ Featuring E2EE, Cloud Forwarding, RMQ integrations

Java version of the Playwright testing and automation library

JVM support for Apollo Federation

NoSQL embedded document store for Java

Clinical Quality Language (CQL) is an HL7 specification for the expression of clinical knowledge that can be used within both the Clinical Decision Support (CDS) and Clinical Quality Measurement (CQM)

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

Cryptomator for Windows, macOS, and Linux: Secure client-side encryption for your cloud storage, ensuring privacy and control over your data.

Metrics exporter for Amazon AWS CloudWatch

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

(Official) The DSpace digital asset management system that powers your Institutional Repository

Jmeter as code is the easy way to write jmeter test as code.

✎ Android client for Nextcloud Notes app.

An Android library for managing images and the memory they use.

i2pd for Android

A fork of KinoLog Android app with some extra functionnalities

GraphQL ISO Date is a set of RFC 3339 compliant date/time scalar types to be used with graphql-java.

(M) Highly optimized, extremely modular and very flexible XMPP/Jabber server

Broccoli is a free recipe app that lets you build your own personal recipe collection and helps you cook in a more eco-friendly way.

In-app feedback and bug reporting tool for React Native

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

Samples for using the graphql java kickstart projects

GraphQL language support for WebStorm, IntelliJ IDEA and other IDEs based on the IntelliJ Platform.

Opinionated libraries for HTTP&JSON-based RPC using Dialogue, Feign, OkHttp as clients and Jetty/Jersey as servers

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

Airlift framework for building REST services

Email-based instant messaging for Android.

Distributed object store

Confluent Schema Registry for Kafka

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

Fast and reliable message broker built on top of Kafka.

A set of DGS Directives for common formatting use-cases

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

The database purpose-built for stream processing applications.

Apache Iceberg

An XMPP server licensed under the Open Source Apache License.

:zap: Workflow Automation Platform. Orchestrate & Schedule code in any language, run anywhere, 500+ plugins. Alternative to Zapier, Rundeck, Camunda, Airflow...

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

An encrypted gallery vault for Android

Open Source Identity and Access Management For Modern Applications and Services

A simple way to block access to the internet per app

A scalable, mature and versatile web crawler based on Apache Storm

An open source multi-modal trip planner

Upserts, Deletes And Incremental Processing on Big Data.

Distributed Stream and Batch Processing

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

Java MQTT lightweight broker

Manage your finances on-the-go, encrypted for security, and sync via your storage

Open-source weight and body metrics tracker, with support for Bluetooth scales

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

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

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

🌍 The open source route planner api with plenty of features.

Apache Pulsar - distributed pub-sub messaging system

Fess is very powerful and easily deployable Enterprise Search Server.

A search interface and wayback machine for the UKWA Solr based warc-indexer framework.

Java library for reading and writing WARC files with a typed API

A tool for running android and iOS appium tests in parallel across devices... U like it STAR it !

A software library of stochastic streaming algorithms, a.k.a. sketches.

RxJava – Reactive Extensions for the JVM – a library for composing asynchronous and event-based programs using observable sequences for the Java VM.

Delphi language plugin for SonarQube

Simlar for android

A cluster computing framework for processing large-scale geospatial data

Learn the DSA and be Interview ready

Apache Linkis builds a computation middleware layer to facilitate connection, governance and orchestration between the upper applications and the underlying data engines.

an easy-to-use dynamic service discovery, configuration and service management platform for building cloud native applications.

Slack Developer Kit (including Bolt for Java) for any JVM language

Open jmeter test plans inside intellij

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

Mirror of Apache Samza

Secor is a service implementing Kafka log persistence

Andor's Trail

:microphone: Use an Android device as a USB microphone

GraphQL Java implementation

Stendhal is a fun friendly and free multiplayer online adventure game with an old school feel.

The OpenCellID and BeaconDB contributor's app.

Simple Text Editor for Android

Java implementation of Tink

neutriNote - the original extensible Markdown + Math note app. Non-commerical. No lock-ins. Only 3 MB footprint & highly optimized. Designed for plaintext purists.

⚡ Fast encrypted chats for the family

Pluggable type-checking for Java

Java library that provides an interface to directly interact with Valve's Steam servers.

Apache Hadoop

Weather app for Android

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.

Redisson - Valkey and Redis Java client. Complete Real-Time Data Platform. Sync/Async/RxJava/Reactive API. Over 50 Valkey and Redis based Java objects and services: Set, Multimap, SortedSet, Map, List

Maintain the source code for GraphQL related tools.

SiYuan Android APP

Sync your notes between Android, iOs devices and different accounts like Gmail, iCloud, Posteo.de and others

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

Open source alternative to Auth0 / Firebase Auth / AWS Cognito

Privacy Friendly App that "turns" the Android devices into flashlights.

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

AutoMQ is a cloud-first alternative to Kafka by decoupling durability to S3 and EBS. 10x Cost-Effective. No Cross-AZ Traffic Cost. Autoscale in seconds. Single-digit ms latency.

📋 Android client for nextcloud deck app

Graphs for Everyone

🤖 Icon Pack for Android

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.

Mirror repository of the LinkDroid for Linkwarden app

Example Java Application for OAuth2

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

Graphical Java application for managing BibTeX and biblatex (.bib) databases

Know when you are free.

The reverse to-do list

Halma Game Built With The Awesome libGDX framework

An Engine-Agnostic Deep Learning Framework in Java

:elephant: Elasticsearch real-time search and analytics natively integrated with Hadoop

Syncthing-Fork - A Syncthing Wrapper for Android. F-Droid release channel. DO NOT USE except for builds. Refer to https://github.com/Catfriend1/syncthing-android if you'd like to issue PR.

Aerospike Java Client Library

A Private Terraform Registry

The official gradle plugin for the FIRST Robotics Competition

Lightning Node Management for Android

GLPI Android Inventory Agent

Official GeoServer repository

distraction-free pomodoro timer

OpenEHR library implementing ADL 2, AOM 2, BMM, RM 1.0.4 and many tools

Android Application to play game with five dice.

Privacy Friendly App for tracking time while playing games

📊 Android client for nextcloud tables app

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

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

Redis client for Vert.x

Reactive Extensions for Vert.x

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

HTTP web applications for Vert.x

Vert.x metrics implementation for Micrometer.io

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.

EventBus Proxy generation

A libre lightweight streaming front-end for Android.

Testing Vert.x applications with JUnit 5

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

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

Vert.x MQTT

An HTTP bridge for Apache Kafka®

Unleash public transport data in your Java project.

OONI Probe Android

Gateleen is a RESTful middleware toolkit for building API gateways

A circuit breaker for Vert.x

Apache Storm

XChange is a Java library providing a streamlined API for interacting with 60+ Bitcoin and Altcoin exchanges providing a consistent interface for trading and accessing market data.

:satellite: Lightweight GPS Logging Application For Android.

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.

Servlet endpoint for GraphQL Java

Terasology - open source voxel world

Android app to manage and track your own stuff

A simple and easy to use personal medical notes.

A simple Flash Card application to assist in learning and remembering something.

A simple RSS feed android application.

Android CSV Contacts Import

FX Rate App for Android

Dropwizard + Hystrix Module.

Eshotroid is an Android application.

JWAT Tools

A libGDX cross platform game controllers extension

Java Web Archive Toolkit

Light version of Twitter. Light not only in weight but also in the use.

https://play.google.com/store/apps/details?id=de.quaddyservices.dynamicnightlight

colorful, text-based calendar widget for Android

Pendulums web client

Android Scrolling Background Bitmap Example

Official source code of Hash Droid application.

Java Constraint Programming solver

BusyBox for Android

Android currency conversion app

Atmosphere for Vert.x

The Crazyflie Nano Quadcopter client for Android OTG or BLE enabled devices

The foundational library of the Morpheus data science framework

Modern Clojure HTTP server and client built for ease of use and performance

The Kinesis Scaling Utility is designed to give you the ability to scale Amazon Kinesis Streams in the same way that you scale EC2 Auto Scaling groups – up or down by a count or as a percentage of the

Consul - based cluster manager that can be plugged into Vert.x ecosystem.

ZeroTurnaround Process Killer

A sampling JVM profiler without the safepoint sample bias

React Native bridge for Google Pay

CalEF: Create and send Appointment-Confirmation-Message from Android-Calendar-Entry.

ASH Viewer provides a graphical view of active session history data within the Oracle and PostgreSQL DB

Project Malmo is a platform for Artificial Intelligence experimentation and research built on top of Minecraft. We aim to inspire a new generation of research into challenging new problems presented b

A simple sound recording app implementing Material Design

Strongbox is an artifact repository manager.

USB Serial to UDP bridge app

Visualization and controlling application for Android

PETEP (PEnetration TEsting Proxy) is an open-source Java application for traffic analysis & modification using TCP/UDP proxies. PETEP is a useful tool for performing penetration tests of applications

Wordle (Gurgle) solver with code from https://github.com/PoorLazyCoder/Wordle-Solver

Datumbox is an open-source Machine Learning framework written in Java which allows the rapid development of Machine Learning and Statistical applications.

ETSI ITS G5 GeoNetworking stack, in Java: CAM-DENM / ASN.1 PER / BTP / GeoNetworking

Rclone for Android

Enabling Test Automation in Java

Android Virtual Keyboard Input via ADB (Useful for Test Automation)

Android Oscilloscope

SmartGattLib is a Java library that simplifies the work with Bluetooth SMART devices

Where actors meet Functional Programming

CIDR Calculator is a simple Android based IP subnet calculator for network engineers to quickly determine what the address range is of a subnet.

Android crossword solver

LibreRandonaut is an open-source android app to generate true random coordinates that allow users to explore their surroundings to perform the activity "randonauting"

Controller Utilities for libGDX

Free self-hosted mangas/comics/light novels media server

Capacitor plugin to interact with Google Fit

HATEOAS with HAL for Java

React Native Flurry SDK

Send JMeter test results to Datadog.

Unofficial WarmShowers app for Android

The Most Powerful Swipe Layout!

A declarative API to handle Android runtime permissions.

Repository for development of Riksdagskollen

Android currency conversion

VLC Player for react-native

Speedment is a Stream ORM Java Toolkit and Runtime

Use this plugin to integrate your Jenkins project with a pipeline in AWS CodePipeline. For more information and step-by-step directions on how to install and configure this plugin, follow the Four Sta

Lightweight pedometer app for Android using the hardware step sensor

Android app for Pomodoro Technique users

When "Camera Folder" is installed many Android-Apps that can open jpg files can also take a photo from camera.

A library for creating interactive console applications in Java

maven plugin for making chmod +x jar files

Java serialization library, proto compiler, code generator

:pushpin: ANDROID APP for testing the reaction time

Pinboard Bookmarks for Android

Fetziger Bummerlzähler für jeden der nicht überall einen Zettl hat

Elegance, high performance and robustness all in one java bean mapper

Get Method Sampling from Java Flight Recorder Dump and convert to FlameGraph compatible format.

A fast build system that encourages the creation of small, reusable modules over a variety of platforms and languages.

The official danger/u/ app, replacing Eren Black's MIT App Inventor version

Android App to view Locations in a map with support for gpx, kml and kmz data

Fork of Yubiclip for Static Passwords over NFC. Encrypt your static password to secure it from Drive-by reading attacks.

yet another aviation moving map app for android - includes georef'd airport diagrams and approach plates and openstreetmap access

TDengine涛思时序数据库ORM框架

Simple Java image-scaling library implementing Chris Campbell's incremental scaling algorithm as well as Java2D's "best-practices" image-scaling techniques.

Achie Android application

A small and easy-to-use one-time password generator library for Java implementing RFC 4226 (HOTP) and RFC 6238 (TOTP).

Simple app to view android version information

A list of useful Java frameworks, libraries, software and hello worlds examples

An elegant and lightweight music player for android

Hystrix is a latency and fault tolerance library designed to isolate points of access to remote systems, services and 3rd party libraries, stop cascading failure and enable resilience in complex distr

Stingle Photos is an open-source, end-to-end encrypted media gallery application that provides backup, sharing and cross-platform sync functionality without sacrificing convenience.

Android app to open Moodle links of the TU Darmstadt Moodle in the official Moodle app

Postman collection to Jmeter jmx file converter

The WebSDR client for Android

Alternative network location provider for Android, with plugin interface to easily integrate third-party location providers.

A free Object Pascal language plugin for IntelliJ IDEA

capacitor-plugin-dynamsoft-barcode-reader

Dungeon Crawl: Stone Soup for Android (console version)

Filemanager / launcher for Onyx Boox Max (Nook Simple Touch, etc.)

Customizable and Open Source Launcher for Android

Note taking app with integrated Kolab sync

Use this sample to help you develop your own job worker when creating a custom action for AWS CodePipeline. For more information, see Create a Custom Action for a Pipeline. http://docs.aws.amazon.com/

Lightweight analysis tool for detecting mutability in Java classes

Easily add slide to dismiss functionality to an Activity

Android App dedicated to the measurement of environmental noise.

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！

Java XML library. A really cool one. Obviously.

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.

A system for distributing and managing secrets

: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

Java binding to the Networking and Cryptography (NaCl) library with the awesomeness of libsodium

: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

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.

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

Modular and modern graph-theory algorithms framework in Java

StreamLine - Streaming Analytics

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

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)

Modern Java - A Guide to Java 8

Share your contact information with ease

Android hearing test application

Learning RxJava for Android by example

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

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

Tiny, easily embeddable HTTP server in Java.

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

Distributed ID Generate Service

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.

CogComp's Natural Language Processing Libraries and Demos: Modules include lemmatizer, ner, pos, prep-srl, quantifier, question type, relation-extraction, similarity, temporal normalizer, tokenizer, t

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.

Cucumber DSL for testing RESTful Web Services

GSS-API authenticator plugin for Apache Cassandra

Relay notifications of any apps to Android Auto

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

FST: fast java serialization drop in-replacement

Sidekick is no longer in service