krahets/hello-algo Java

Why It Is Worth Watching

krahets/hello-algo is worth watching as a Java project with 128,141 stars and 15,260 forks. Its main tags include algo, algorithm, algorithms, book. The project description says: "《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". It was last updated on 2026-04-19. Compared with the previous snapshot, it gained about 21 stars. It is a useful candidate for developers who are comparing tools, tracking open-source trends, or looking for practical examples in this area. Before adopting it, review the README examples, integration cost, license, issue activity, and release cadence.