trinodb / trino
Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)
trinodb / trino
langchain4j / langchain4j
LangChain4j is an idiomatic, open-source Java library for building LLM-powered applications on the JVM. It offers a unified API over popular LLM providers and vector stores, and makes implementing tool calling (including MCP support), agents and RAG easy. It integrates seamlessly with enterprise Java frameworks like Quarkus and Spring Boot.
codecentric / spring-boot-admin
Admin UI for administration of spring boot applications
apache / zookeeper
Apache ZooKeeper
PaperMC / Paper
The most widely used, high performance Minecraft server that aims to fix gameplay and mechanics inconsistencies
google / guice
Guice (pronounced 'juice') is a lightweight dependency injection framework for Java 11 and above, brought to you by Google.
redis / jedis
Redis Java client
grpc / grpc-java
The Java gRPC implementation. HTTP/2 based RPC
OpenRefine / OpenRefine
OpenRefine is a free, open source power tool for working with messy data and improving it
apple / pkl
A configuration as code language with rich validation and tooling.
jhy / jsoup
jsoup: the Java HTML parser, built for HTML editing, cleaning, scraping, and XSS safety.
apereo / cas
Apereo CAS - Identity & Single Sign On for all earthlings and beyond.
jwtk / jjwt
Java JWT: JSON Web Token for Java and Android
alibaba / spring-ai-alibaba
Agentic AI Framework for Java Developers
resilience4j / resilience4j
Resilience4j is a fault tolerance library designed for Java8 and functional programming
google / auto
A collection of source code generators for Java.
Activiti / Activiti
Activiti is a light-weight workflow and Business Process Management (BPM) Platform targeted at business people, developers and system admins. Its core is a super-fast and rock-solid BPMN 2 process engine for Java. It's open-source and distributed under the Apache license. Activiti runs in any Java application, on a server, on a cluster or in the cloud. It integrates perfectly with Spring, it is extremely lightweight and based on simple concepts.
awsdocs / aws-doc-sdk-examples
Welcome to the AWS Code Examples Repository. This repo contains code examples used in the AWS documentation, AWS SDK Developer Guides, and more. For more information, see the Readme.md file below.
HMCL-dev / HMCL
A Minecraft Launcher which is multi-functional, cross-platform and popular
flyway / flyway
Flyway by Redgate • Database Migrations Made Easy.
stanfordnlp / CoreNLP
CoreNLP: A Java suite of core NLP tools for tokenization, sentence segmentation, NER, parsing, coreference, sentiment analysis, etc.
apache / cassandra
Open source transactional distributed database. Linear scalability and proven fault-tolerance on commodity hardware or cloud infrastructure without compromising performance.
OpenFeign / feign
Feign makes writing java http clients easier
spring-projects / spring-security
Spring Security
checkstyle / checkstyle
Checkstyle is a development tool to help programmers write Java code that adheres to a coding standard. By default it supports the Google Java Style Guide and Sun Code Conventions, but is highly configurable. It can be invoked with an ANT task and a command line program.
flowable / flowable-engine
A compact and highly efficient workflow and Business Process Management (BPM) platform for developers, system admins and business users.
apache / jmeter
Apache JMeter open-source load testing tool for analyzing and measuring the performance of a variety of services
spring-projects / spring-ai
An Application Framework for AI Engineering
cabaletta / baritone
google maps for block game
aeron-io / aeron
Efficient reliable UDP unicast, UDP multicast, and IPC message transport
java-native-access / jna
Java Native Access
apache / shenyu
Apache ShenYu is a Java native API Gateway for service proxy, protocol conversion and API governance.
testcontainers / testcontainers-java
Testcontainers is a Java library that supports JUnit tests, providing lightweight, throwaway instances of common databases, Selenium web browsers, or anything else that can run in a Docker container.
apache / beam
Apache Beam is a unified programming model for Batch and Streaming data processing.
dropwizard / dropwizard
A damn simple library for building production-ready RESTful web services.
hs-web / hsweb-framework
hsweb (haʊs wɛb) 是一个基于spring-boot 2.x开发 ,首个使用全响应式编程的企业级后台管理系统基础项目。
apache / tomcat
Apache Tomcat
Suwayomi / Suwayomi-Server
A rewrite of Tachiyomi for the Desktop
traccar / traccar
Open source GPS tracking platform - self-hosted or managed, 200+ device protocols
dropwizard / metrics
:chart_with_upwards_trend: Capturing JVM- and application-level metrics. So you know what's going on.
MinecraftForge / MinecraftForge
Modifications to the Minecraft base files to assist in compatibility between mods. New Discord: https://discord.minecraftforge.net/
PowerJob / PowerJob
Enterprise job scheduling middleware with distributed computing ability.
mapstruct / mapstruct
An annotation processor for generating type-safe bean mappers
swagger-api / swagger-core
Examples and server integrations for generating the Swagger API Specification, which enables easy access to your REST API
Col-E / Recaf
The modern Java bytecode editor
wiremock / wiremock
A tool for mocking HTTP services
google / error-prone
Catch common Java mistakes as compile-time errors
cymcsg / UltimateRecyclerView
A RecyclerView(advanced and flexible version of ListView in Android) with refreshing,loading more,animation and many other features.
rest-assured / rest-assured
Java DSL for easy testing of REST services
vespa-engine / vespa
The AI search platform
junit-team / junit-framework
✅ The programmer-friendly testing framework for Java and the JVM
getActivity / AndroidProject
Android 技术中台，但愿人长久，搬砖不再有
raphw / byte-buddy
Runtime code generation for the Java virtual machine.
jOOQ / jOOQ
jOOQ is the best way to write SQL in Java
graphhopper / graphhopper
Open source routing engine for OpenStreetMap. Use it as Java library or standalone web server.
00-Evan / shattered-pixel-dungeon
Shattered Pixel Dungeon is an open-source traditional roguelike dungeon crawler with randomized levels and enemies, and hundreds of items to collect and use. It's based on the source code of Pixel Dungeon, by Watabou.
gephi / gephi
Gephi - The Open Graph Viz Platform
apache / zeppelin
Web-based notebook that enables data-driven, interactive data analytics and collaborative documents with SQL, Scala and more.
jetlinks / jetlinks-community
JetLinks 基于Java,Spring Boot ,WebFlux,Netty,Vert.x,Reactor等开发, 是一个全响应式的企业级物联网平台。支持统一物模型管理,多种设备,多种厂家,统一管理。统一设备连接管理,多协议适配(TCP,MQTT,UDP,CoAP,HTTP等),屏蔽网络编程复杂性,灵活接入不同厂家不同协议等设备。实时数据处理,设备告警,消息通知,数据转发。地理位置,数据可视化等。能帮助你快速建立物联网相关业务系统。
hazelcast / hazelcast
Hazelcast is a unified real-time data platform combining stream processing with a fast data store, allowing customers to act instantly on data-in-motion for real-time insights.