Opinionated framework for building production-ready, standalone Spring applications with minimal configuration.
Free implementation of Play Services
Unlock Google 11's Gemini "Rambler" Natural Voice Dictation & AI Writing Tools on ANY Android phone. No root required.
Open-source desktop app that recognizes sheet music from PDFs or images into editable scores, then exports MusicXML/MIDI and offers guided practice.
Free, open-source Android app for watching and listening to YouTube, PeerTube, SoundCloud, Bandcamp and media.ccc.de without accounts or Google services.
All-in-one IoT Platform - Device management, data collection, processing and visualization.
Conductor is an event driven agentic workflow engine providing durable and highly resilient execution engine for applications and AI Agents
Apache JMeter open-source load testing tool for analyzing and measuring the performance of a variety of services
Open Source Identity and Access Management For Modern Applications and Services
Apache Doris is a real-time analytics and hybrid search database for AI agents.
Universal File Online Preview Project based on Spring-Boot
Multi-platform SDK for integrating GitHub Copilot Agent into apps and services
😮 Core Interview Questions & Answers For Experienced Java(Backend) Developers | 互联网 Java 工程师进阶知识完全扫盲:涵盖高并发、分布式、高可用、微服务、海量数据处理等领域知识
The world's fastest open query engine for sub-second analytics both on and off the data lakehouse. With the flexibility to support nearly any scenario, StarRocks provides best-in-class performance for multi-dimensional analytics, real-time analytics, and ad-hoc queries. A Linux Foundation project.
Fast. Easy. Done. Processing spreadsheets without worrying about large files causing OOM.
Hardware-based attestation and intrusion detection app for Android. It provides both local verification with another Android device via QR codes and optional scheduled server-based verification with support for alert emails. It uses hardware-backed keys and attestation support as the foundation and chains trust to the app for software checks.
Apache CloudStack is an opensource Infrastructure as a Service (IaaS) cloud computing platform
Apollo is a reliable configuration management system suitable for microservice configuration management scenarios.
APM, Application Performance Monitoring System
Zuul is a gateway service that provides dynamic routing, monitoring, resiliency, security, and more.
Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)
Apache ZooKeeper
Apache ShenYu is a Java native API Gateway for service proxy, protocol conversion and API governance.
An API Gateway built on Spring Framework and Spring Boot providing routing and more.
Java wrapper for the popular chat & VOIP service: Discord https://discord.com
OpenPDF is an open-source Java library for creating, editing, rendering, and encrypting PDF documents, as well as generating PDFs from HTML. It is licensed under the LGPL and MPL.
Process Orchestration Framework
TLC is a model checker for specifications written in TLA+. The TLA+Toolbox is an IDE for TLA+.
Magic tool for pentest from your android device!
Transactional messaging for microservices
Welcome to the WSO2 API Manager source code! For info on working with the WSO2 API Manager repository and contributing code, click the link below.
Bus (Enterprise Application/Service Bus) is a foundational framework and service suite; a lightweight enterprise-grade application/service framework built on Java 21+, providing standardized service suites and distributed middleware solutions.
Light, fluffy, and always free - Local Azure Emulator
Venice, Derived Data Platform for Planet-Scale Workloads.
清除应用数据后自动生成全新设备标识(Android ID / 广告ID / IMEI / 设备型号 / MAC / GSF / 运营商)/ Auto-generate a fresh device identity (Android ID, Ad ID, IMEI, model, MAC, GSF, carrier) after clearing app data.
A local DNS resolver, ad/tracker sinkhole and live traffic dashboard for Android. Private, open source, and built in pure Java. No Firebase, no Google Play Services, no tracking.
Spring Cloud Alibaba provides a one-stop solution for application development for the distributed solutions of Alibaba middleware.
:fire: Seata is an easy-to-use, high-performance, open source distributed transaction solution.
Redisson: Valkey & Redis Java Client and Real-Time Data Platform. Sync/Async/RxJava/Reactive API. Over 50 Valkey and Redis based Java objects and services: Set, Multimap, SortedSet, Map, List, Queue, Deque, Semaphore, Lock, AtomicLong, Map Reduce, Bloom filter, Spring, Tomcat, Scheduler, JCache API, Hibernate, RPC, local cache..
🏗 Build container images for your Java applications.
Guice (pronounced 'juice') is a lightweight dependency injection framework for Java 11 and above, brought to you by Google.
The Java gRPC implementation. HTTP/2 based RPC
Activiti is a light-weight workflow and Business Process Management (BPM) Platform targeted at business people, developers and system admins. Its core is a super-fast and rock-solid BPMN 2 process engine for Java. It's open-source and distributed under the Apache license. Activiti runs in any Java application, on a server, on a cluster or in the cloud. It integrates perfectly with Spring, it is extremely lightweight and based on simple concepts.
Apache Iceberg
Test Automation Made Simple
:sunrise_over_mountains: A React Native module that allows you to use native UI to select media from the device library or directly from the camera.
A damn simple library for building production-ready RESTful web services.
Open source GPS tracking platform - self-hosted or managed, 200+ device protocols
A tool for mocking HTTP services
Java DSL for easy testing of REST services
Micronaut Application Framework
Apache Camel is an open source integration framework with 350+ connectors. Write routes in Java, YAML, or XML. Run on Spring Boot, Quarkus, or standalone. Apache License 2.0.
Android USB host serial driver library for CDC, FTDI, Arduino and other devices.
Your go-to microservice framework for any situation, from the creator of Netty et al. You can build any type of microservice leveraging your favorite technologies, including gRPC, Thrift, Kotlin, Retrofit, Reactive Streams, Spring Boot and Dropwizard.
Integration with Netflix OSS components
An application observability facade for the most popular observability tools. Think SLF4J, but for observability.
Database for Android and JVM - first and fast, lightweight on-device vector database
The Data Transfer Project makes it easy for platforms to build interoperable user data portability features. We are establishing a common framework, including data models and protocols, to enable direct transfer of data both into and out of participating online service providers.
Framework for Evolutionary Message-Driven Microservices on the JVM
Kubernetes integration with Spring Cloud Discovery Client, Configuration, etc...