Free and Open Source, Distributed, RESTful Search Engine

Ghidra is a software reverse engineering (SRE) framework

Everything you need to know to get the job.

Google core libraries for Java

Free universal database tool and SQL client

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

Open Source Identity and Access Management For Modern Applications and Services

Apache Kafka - A distributed event streaming platform

Browse media content with your own rules on Android TV

Telegram for Android source

Event Driven Orchestration & Scheduling Platform for Mission Critical Applications

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

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

Apache Flink

Jenkins automation server

APM, Application Performance Monitoring System

Redisson - Valkey & Redis Java client. 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,…

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

光 HikariCP・A solid, high-performance, JDBC connection pool at last.

High Performance Inter-Thread Messaging Library

A high performance caching library for Java

Zipkin is a distributed tracing system

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

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

Quarkus: Supersonic Subatomic Java.

Apache Hadoop

Most popular Mocking framework for unit tests written in Java

Apache Pulsar - distributed pub-sub messaging system

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

Git Server with CI/CD, Kanban, and Packages. Seamless integration. Unparalleled experience.