Compare is the decision workspace
Visibility winner
Snailclimb/JavaGuide
154.5K stars
Use this as the long-horizon mindshare read, not as the final answer.
Freshness winner
krahets/hello-algo
+100 in the weekly window
Last commit Mar 28, 2026
Adoption winner
Snailclimb/JavaGuide
Package mapping still partial
GitStar keeps the comparison directional when linked package telemetry is missing.
Data completeness
Comparison confidence
0/2 package links
2/2 repos have weekly momentum in the current snapshot.
Set the comparison frame before you read the verdict.
Compare up to three repositories with comma-separated owner/repo names. GitStar keeps missing package or momentum data explicit instead of flattening it into a false zero.
Unresolved entries
GitStar could not resolve ReactiveX/RxJavaDebug in the current cache snapshot. Adjust the repository names or continue with the resolved set below.
Visibility and freshness are readable here, but adoption proof is still uneven.
Snailclimb/JavaGuide currently leads on long-horizon mindshare with the strongest star base in this comparison. Package mapping is still partial, so this comparison cannot declare a clean adoption winner yet.
GitStar keeps cross-repository gaps visible. Missing package mappings or partial momentum data lower confidence, but they do not stop the page from showing a directional read.
Snailclimb/JavaGuide currently leads on long-horizon mindshare with the strongest star base in this comparison.
Stars are strongest at showing durable visibility, not direct production fit.
krahets/hello-algo has the strongest current movement signal in this set.
Weekly movement is +100 in the weekly window.
Package mapping is still partial, so this comparison cannot declare a clean adoption winner yet.
Treat this as a directional evaluation and verify ecosystem usage directly from package registries.
All compared repos live in the Java ecosystem, but they do not cleanly share the same category footprint.
Treat this as a directional stack comparison and verify the actual problem each repo solves.
Java 面试 & 后端通用面试指南，覆盖计算机基础、数据库、分布式、高并发与系统设计。准备后端技术面试，首选 JavaGuide！
- 154.5K stars
- 46.1K forks
- Last commit Mar 26, 2026
- No linked package mapping yet
《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
- 124.2K stars
- 15K forks
- Last commit Mar 28, 2026
- No linked package mapping yet