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Starred repositories

157 stars written in Java
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Design patterns implemented in Java

Java 93,860 27,367 Updated Mar 20, 2026

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

Java 80,335 41,874 Updated Apr 3, 2026

Ghidra is a software reverse engineering (SRE) framework

Java 66,578 7,324 Updated Apr 2, 2026

Everything you need to know to get the job.

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Google core libraries for Java

Java 51,511 11,154 Updated Apr 4, 2026

Free universal database tool and SQL client

Java 49,395 4,100 Updated Apr 4, 2026

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

Java 48,431 7,599 Updated Apr 3, 2026

Netty project - an event-driven asynchronous network application framework

Java 34,901 16,267 Updated Apr 4, 2026

Desktop/Android/HTML5/iOS Java game development framework

Java 24,982 6,533 Updated Apr 4, 2026

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

Java 21,544 1,787 Updated Apr 4, 2026

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

Java 21,087 3,012 Updated Nov 4, 2025

MyBatis SQL mapper framework for Java

Java 20,406 12,940 Updated Apr 2, 2026

A collection of algorithms and data structures

Java 18,558 4,525 Updated Apr 3, 2026

Modern Java - A Guide to Java 8

Java 16,762 4,010 Updated Aug 11, 2023

Quarkus: Supersonic Subatomic Java.

Java 15,583 3,123 Updated Apr 5, 2026

Most popular Mocking framework for unit tests written in Java

Java 15,430 2,653 Updated Apr 2, 2026

Apache Pulsar - distributed pub-sub messaging system

Java 15,186 3,713 Updated Apr 4, 2026

The ZAP by Checkmarx Core project

Java 14,951 2,530 Updated Apr 1, 2026

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

Java 14,876 1,276 Updated Apr 2, 2026

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

Java 14,660 2,101 Updated Apr 2, 2026

Very spicy additions to the Java programming language.

Java 13,427 2,475 Updated Mar 11, 2026

🔎 Open source distributed and RESTful search engine.

Java 12,694 2,503 Updated Apr 4, 2026

A scalable web crawler framework for Java.

Java 11,699 4,149 Updated Dec 20, 2025

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

Java 11,486 1,753 Updated Sep 15, 2025

jsoup: the Java HTML parser, built for HTML editing, cleaning, scraping, and XSS safety.

Java 11,358 2,280 Updated Apr 5, 2026

A collection of source code generators for Java.

Java 10,555 1,212 Updated Apr 3, 2026

A simple expressive web framework for java. Spark has a kotlin DSL https://github.com/perwendel/spark-kotlin

Java 9,662 1,567 Updated Oct 8, 2023

A damn simple library for building production-ready RESTful web services.

Java 8,598 3,415 Updated Apr 5, 2026

An annotation processor for generating type-safe bean mappers

Java 7,639 1,013 Updated Mar 27, 2026

Examples and server integrations for generating the Swagger API Specification, which enables easy access to your REST API

Java 7,522 2,246 Updated Apr 3, 2026
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