Free and Open Source, Distributed, RESTful Search Engine

Ghidra is a software reverse engineering (SRE) framework

Google core libraries for Java

Free universal database tool and SQL client

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

The java implementation of Apache Dubbo. An RPC and microservice framework.

A libre lightweight streaming front-end for Android.

Netty project - an event-driven asynchronous network application framework

A browser automation framework and ecosystem.

ZXing ("Zebra Crossing") barcode scanning library for Java, Android

Open Source Identity and Access Management For Modern Applications and Services

Mirror of Apache Kafka

Telegram for Android source

🔥 Seata is an easy-to-use, high-performance, open source distributed transaction solution.

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

a fast, scalable, multi-language and extensible build system

APM, Application Performance Monitoring System

FizzBuzz Enterprise Edition is a no-nonsense implementation of FizzBuzz made by serious businessmen for serious business purposes.

JDK main-line development https://openjdk.org/projects/jdk

GraalVM compiles applications into native executables that start instantly, scale fast, and use fewer compute resources 🚀

DataX是阿里云DataWorks数据集成的开源版本。

The official home of the Presto distributed SQL query engine for big data

QuestDB is a high performance, open-source, time-series database

Quarkus: Supersonic Subatomic Java.

Logstash - transport and process your logs, events, or other data

Arduino IDE 1.x

Apache DolphinScheduler is the modern data orchestration platform. Agile to create high performance workflow with low-code

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

Conductor is a microservices orchestration engine.

The Java gRPC implementation. HTTP/2 based RPC