#1 PDF Application on GitHub that lets you edit PDFs on any device anywhere
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Design patterns implemented in Java
All Algorithms implemented in Java
Platform to build admin panels, internal tools, and dashboards. Integrates with 25+ databases and any API.
微信开发 Java SDK ，支持包括微信支付，开放平台，小程序，企业微信，视频号，公众号等的后端开发
Orchestrate everything, everywhere. The open-source control plane for workflows across data, infrastructure, business processes and AI agents. Declarative YAML, event-driven, any language, Git-versioned, scalable to millions of executions.
Jenkins automation server
Apache RocketMQ is a cloud native messaging and streaming platform, making it simple to build event-driven applications.
JHipster is a development platform to quickly generate, develop, & deploy modern web applications & microservice architectures.
Quarkus: Supersonic Subatomic Java.
🍃 Organic Maps is a free Android & iOS offline maps app for more than 6M travelers, tourists, hikers, and cyclists. It uses crowd-sourced OpenStreetMap data and is developed with love by the community. No ads, no tracking, no data collection, no crapware. Please donate to support the development!
A Java 8+ Jar & Android APK Reverse Engineering Suite (Decompiler, Editor, Debugger & More)
Open source alternative to Auth0 / Firebase Auth / AWS Cognito
Docker image that provides a Minecraft Server for Java Edition that automatically installs/upgrades versions, modloaders, modpacks and more at startup
No clever tagline needed.
Flexible level editor
Apache ZooKeeper
The Community Maintained High Velocity Web Framework For Java and Scala.
Dive into this repository, a comprehensive resource covering Data Structures, Algorithms, 450 DSA by Love Babbar, Striver DSA sheet, Apna College DSA Sheet, and FAANG Questions! 🚀 That's not all! We've got Technical Subjects like Operating Systems, DBMS, SQL, Computer Networks, and Object-Oriented Programming, all waiting for you.
The flexible, easy to use, all in one drawer library for your Android project. Now brand new with material 2 design.
Java JWT: JSON Web Token for Java and Android
An alternative privacy-friendly YouTube frontend which is efficient by design.
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.
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.