Free and Open Source, Distributed, RESTful Search Engine

Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas

A libre lightweight streaming front-end for Android.

Telegram for Android source

Event Driven Orchestration & Scheduling Platform for Mission Critical Applications

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 di…

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 🚀

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

IntelliJ IDEA & IntelliJ Platform

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

Suite of tools for deploying and training deep learning models using the JVM. Highlights include model import for keras, tensorflow, and onnx/pytorch, a modular and tiny c++ library for running mat…

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

Stetho is a debug bridge for Android applications, enabling the powerful Chrome Developer Tools and much more.

Generate diagrams from textual description

Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)

The Most Powerful Swipe Layout!

Free implementation of Play Services

OpenRefine is a free, open source power tool for working with messy data and improving it

Realm is a mobile database: a replacement for SQLite & ORMs

SeaTunnel is a multimodal, high-performance, distributed, massive data integration tool.

Test Automation Made Simple

Apache Iceberg

📈 Capturing JVM- and application-level metrics. So you know what's going on.

Enso Analytics is a self-service data prep and analysis platform designed for data teams.

GoCD - Continuous Delivery server main repository

Statistical Machine Intelligence & Learning Engine

Open source routing engine for OpenStreetMap. Use it as Java library or standalone web server.

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

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, R…