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Starred repositories

330 stars written in Java
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Design patterns implemented in Java

Java 93,855 27,366 Updated Mar 20, 2026

Spring Boot helps you to create Spring-powered, production-grade applications and services with absolute minimum fuss.

Java 80,316 41,875 Updated Mar 31, 2026

Free and Open Source, Distributed, RESTful Search Engine

Java 76,395 25,833 Updated Apr 2, 2026

Ghidra is a software reverse engineering (SRE) framework

Java 66,463 7,316 Updated Mar 27, 2026

Everything you need to know to get the job.

Java 64,899 12,919 Updated May 12, 2025

Free universal database tool and SQL client

Java 49,357 4,095 Updated Apr 2, 2026

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

Java 48,437 7,601 Updated Mar 30, 2026

Dex to Java decompiler

Java 47,913 5,474 Updated Apr 1, 2026

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

Java 41,683 26,519 Updated Apr 1, 2026

A libre lightweight streaming front-end for Android.

Java 37,696 3,529 Updated Mar 30, 2026

Render After Effects animations natively on Android and iOS, Web, and React Native

Java 35,603 5,438 Updated Feb 15, 2026

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

Java 33,908 9,440 Updated Mar 16, 2026

Open Source Identity and Access Management For Modern Applications and Services

Java 33,679 8,203 Updated Apr 2, 2026

Apache Kafka - A distributed event streaming platform

Java 32,266 15,072 Updated Apr 2, 2026

Apollo is a reliable configuration management system suitable for microservice configuration management scenarios.

Java 29,752 10,196 Updated Mar 28, 2026

Telegram for Android source

Java 28,802 9,387 Updated Mar 8, 2026

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

Java 26,050 7,462 Updated Apr 2, 2026

Apache Flink

Java 25,908 13,903 Updated Apr 1, 2026

FASTJSON 2.0.x has been released, faster and more secure, recommend you upgrade.

Java 25,696 6,444 Updated Jul 16, 2024

Bind Android views and callbacks to fields and methods.

Java 25,411 4,565 Updated Sep 2, 2023

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

Java 25,284 4,437 Updated Apr 1, 2026

Jenkins automation server

Java 25,159 9,449 Updated Apr 1, 2026

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…

Java 24,459 4,701 Updated Dec 17, 2025

A Java serialization/deserialization library to convert Java Objects into JSON and back

Java 24,331 4,420 Updated Apr 1, 2026

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

Java 22,388 11,991 Updated Mar 31, 2026

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

Java 21,534 1,785 Updated Apr 2, 2026

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

Java 21,454 6,207 Updated Apr 1, 2026

RxJava bindings for Android

Java 20,153 2,945 Updated Mar 24, 2026

IntelliJ IDEA & IntelliJ Platform

Java 19,898 5,713 Updated Apr 1, 2026

Zipkin is a distributed tracing system

Java 17,420 3,102 Updated Mar 25, 2026
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