quarkusio / quarkus

Quarkus: Supersonic Subatomic Java.

eclipse-vertx / vert.x

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

apache / dolphinscheduler

Apache DolphinScheduler is the modern data orchestration platform. Agile to create high performance workflow with low-code

deeplearning4j / deeplearning4j

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 math code and a java based math library on top of the core c++ library. Also includes samediff: a pytorch/tensorflow like library for running deep learn...

jwtk / jjwt

Java JWT: JSON Web Token for Java and Android

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.

OpenFeign / feign

Feign makes writing java http clients easier

apache / seatunnel

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

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.

apache / iceberg

Apache Iceberg

Graylog2 / graylog2-server

Free and open log management

traccar / traccar

Open source GPS tracking platform - self-hosted or managed, 200+ device protocols

wiremock / wiremock

A tool for mocking HTTP services

apache / nifi

Apache NiFi

strimzi / strimzi-kafka-operator

Apache Kafka® running on Kubernetes

CaffeineMC / sodium

A high-performance rendering engine replacement for Minecraft, which greatly improves frame rates and reduces micro-stutter

liquibase / liquibase

Main Liquibase Source

pmd / pmd

An extensible multilanguage static code analyzer.

grobidOrg / grobid

A machine learning software for extracting information from scholarly documents

line / armeria

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, Retrofit, Reactive Streams, Spring Boot and Dropwizard.

orientechnologies / orientdb

OrientDB is the most versatile DBMS supporting Graph, Document, Reactive, Full-Text and Geospatial models in one Multi-Model product. OrientDB can run distributed (Multi-Master), supports SQL, ACID Transactions, Full-Text indexing and Reactive Queries.

deepjavalibrary / djl

An Engine-Agnostic Deep Learning Framework in Java

stleary / JSON-java

A reference implementation of a JSON package in Java.

Creators-of-Create / Create

[NeoForge Mod] Building Tools and Aesthetic Technology

apache / fory

A blazingly fast multi-language serialization framework for idiomatic domain objects, schema IDL, and cross-language data exchange.

apache / shiro

Apache Shiro is a powerful and easy-to-use Java security framework that performs authentication, authorization, cryptography, and session management

alibaba / fastjson2

🚄 FASTJSON2 is a Java JSON library with excellent performance.

knowm / XChange

XChange is a Java library providing a streamlined API for interacting with 60+ Bitcoin and Altcoin exchanges providing a consistent interface for trading and accessing market data.

spotbugs / spotbugs

SpotBugs is FindBugs' successor. A tool for static analysis to look for bugs in Java code.

sofastack / sofa-rpc

SOFARPC is a high-performance, high-extensibility, production-level Java RPC framework.

MovingBlocks / Terasology

Terasology - open source voxel world

IrisShaders / Iris

A modern shaders mod for Minecraft compatible with existing OptiFine shader packs

OpenHFT / Chronicle-Queue

Micro second messaging that stores everything to disk

FasterXML / jackson-databind

General data-binding package for Jackson: works on streaming API (core) implementation(s)

AxonIQ / AxonFramework

Framework for Evolutionary Message-Driven Microservices on the JVM

eclipse-openj9 / openj9

Eclipse OpenJ9: A Java Virtual Machine for OpenJDK that's optimized for small footprint, fast start-up, and high throughput. Builds on Eclipse OMR (https://github.com/eclipse/omr) and combines with the Extensions for OpenJDK for OpenJ9 repo.

chriswhocodes / jitwatch

Log analyser / visualiser for Java HotSpot JIT compiler. Inspect inlining decisions, hot methods, bytecode, and assembly. View results in the JavaFX user interface.

aeron-io / agrona

High Performance data structures and utility methods for Java

wildfly / wildfly

WildFly Application Server

apache / hugegraph

A graph database that supports more than 100+ billion data, high performance and scalability (Include OLTP Engine & REST-API & Backends)

jobrunr / jobrunr

An extremely easy way to perform background processing in Java. Backed by persistent storage. Open and free for commercial use.

igniterealtime / Openfire

An XMPP server licensed under the Open Source Apache License.

javamelody / javamelody

JavaMelody : monitoring of JavaEE applications

OpenHFT / Chronicle-Map

Replicate your Key Value Store across your network, with consistency, persistance and performance.

assertj / assertj

Fluent testing assertions for Java and the JVM

jenkinsci / configuration-as-code-plugin

Jenkins Configuration as Code Plugin

vladmihalcea / hypersistence-utils

The Hypersistence Utils library (previously known as Hibernate Types) gives you Spring and Hibernate utilities that can help you get the most out of your data access layer.

aws / aws-sdk-java-v2

The official AWS SDK for Java - Version 2

Azure / azure-sdk-for-java

This repository is for active development of the Azure SDK for Java. For consumers of the SDK we recommend visiting our public developer docs at https://docs.microsoft.com/java/azure/ or our versioned developer docs at https://azure.github.io/azure-sdk-for-java.

LSPosed / AndroidHiddenApiBypass

LSPass: Bypass restrictions on non-SDK interfaces

metasfresh / metasfresh

We do Open Source ERP - Fast, Flexible & Free Software to scale your Business.

zeromq / jeromq

JeroMQ is a pure Java implementation of the ZeroMQ messaging library, offering high-performance asynchronous messaging for distributed or concurrent applications.

find-sec-bugs / find-sec-bugs

The SpotBugs plugin for security audits of Java web applications and Android applications. (Also work with Kotlin, Groovy and Scala projects)

PurpurMC / Purpur

Purpur is a drop-in replacement for Paper servers designed for configurability, and new fun and exciting gameplay features.

apache / sedona

A cluster computing framework for processing large-scale geospatial data

FasterXML / jackson-core

Core part of Jackson that defines Streaming API as well as basic shared abstractions

smithy-lang / smithy

Smithy is a protocol-agnostic interface definition language and set of tools for generating clients, servers, and documentation for any programming language.

EssentialsX / Essentials

The modern Essentials suite for Spigot and Paper.

apache / fluss

Apache Fluss is a streaming storage built for real-time analytics.

CaffeineMC / lithium

A Minecraft mod designed to improve the general performance of the game, without compromising functionality or mod compatibility