Java

《Hello 算法》：动画图解、一键运行的数据结构与算法教程。支持简中、繁中、English、日本語，提供 Python, Java, C++, C, C#, JS, Go, Swift, Rust, Ruby, Kotlin, TS, Dart 等代码实现

Free and Open Source, Distributed, RESTful Search Engine

Multi-platform SDK for integrating GitHub Copilot Agent into apps and services

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 Maven core

A self-hosted, privacy-first location timeline platform: an open-source alternative to Google Timeline with automatic trip detection, Immich integration, and rich analytics.

A simple self-hosted file sharing app for fast drag-and-drop transfers

Samples for working with the Temporal Java SDK