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43 stars written in Java
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《Hello 算法》:动画图解、一键运行的数据结构与算法教程。支持 Python, Java, C++, C, C#, JS, Go, Swift, Rust, Ruby, Kotlin, TS, Dart 代码。简体版和繁体版同步更新,English version in translation

Java 118,286 14,523 Updated Oct 30, 2025

Demonstrate all the questions on LeetCode in the form of animation.(用动画的形式呈现解LeetCode题目的思路)

Java 76,504 14,016 Updated Aug 14, 2023

Ghidra is a software reverse engineering (SRE) framework

Java 61,901 6,880 Updated Oct 30, 2025

A powerful 🚀 Android chart view / graph view library, supporting line- bar- pie- radar- bubble- and candlestick charts as well as scaling, panning and animations.

Java 38,151 9,055 Updated Jun 5, 2025

Open Source Identity and Access Management For Modern Applications and Services

Java 30,824 7,784 Updated Nov 7, 2025

Apollo is a reliable configuration management system suitable for microservice configuration management scenarios.

Java 29,696 10,223 Updated Nov 7, 2025

To Be Top Javaer - Java工程师成神之路

Java 25,480 5,435 Updated Jan 3, 2024

A standalone Java Decompiler GUI

Java 14,843 2,467 Updated Jul 8, 2024

The ZAP by Checkmarx Core project

Java 14,337 2,451 Updated Nov 6, 2025

Zuul is a gateway service that provides dynamic routing, monitoring, resiliency, security, and more.

Java 13,926 2,426 Updated Nov 7, 2025

Apache Druid: a high performance real-time analytics database.

Java 13,862 3,762 Updated Nov 7, 2025

Tools to work with android .dex and java .class files

Java 12,957 2,180 Updated Jul 21, 2024

Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)

Java 12,118 3,374 Updated Nov 7, 2025

Change data capture for a variety of databases. Please log issues at https://issues.redhat.com/browse/DBZ.

Java 12,044 2,767 Updated Nov 7, 2025

🔎 Open source distributed and RESTful search engine.

Java 11,838 2,299 Updated Nov 7, 2025

Spinnaker is an open source, multi-cloud continuous delivery platform for releasing software changes with high velocity and confidence.

Java 9,624 1,237 Updated Nov 7, 2025

Apache Beam is a unified programming model for Batch and Streaming data processing.

Java 8,361 4,429 Updated Nov 7, 2025

Pentaho Data Integration ( ETL ) a.k.a Kettle

Java 8,222 3,565 Updated Nov 7, 2025

1️⃣🐝🏎️ The One Billion Row Challenge -- A fun exploration of how quickly 1B rows from a text file can be aggregated with Java

Java 7,570 2,127 Updated Aug 20, 2024

Apache NiFi

Java 5,798 2,887 Updated Nov 7, 2025

📚 后端程序员应该掌握的主流数据库知识

Java 5,238 643 Updated Oct 8, 2024

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, R…

Java 5,035 965 Updated Nov 6, 2025

🚁🚀基于Flink实现的商品实时推荐系统。flink统计商品热度,放入redis缓存,分析日志信息,将画像标签和实时记录放入Hbase。在用户发起推荐请求后,根据用户画像重排序热度榜,并结合协同过滤和标签两个推荐模块为新生成的榜单的每一个产品添加关联产品,最后返回新的用户列表。

Java 4,442 1,483 Updated Feb 4, 2024

CrateDB is a distributed and scalable SQL database for storing and analyzing massive amounts of data in near real-time, even with complex queries. It is PostgreSQL-compatible, and based on Lucene.

Java 4,319 581 Updated Nov 7, 2025

Make stream processing easier! Easy-to-use streaming application development framework and operation platform.

Java 4,225 1,045 Updated Nov 5, 2025

Maestro: Netflix’s Workflow Orchestrator

Java 3,642 245 Updated Nov 7, 2025

🔥🔥 AllData可定义数据中台,以数据平台为底座,以数据中台为桥梁,以机器学习平台为工厂,以大模型应用为上游产品,提供全链路数字化解决方案。产品正式演示体验、社群咨询、商务采购:https://docs.qq.com/doc/DVHlkSEtvVXVCdEFo

Java 2,888 938 Updated Sep 1, 2025

Confluent Schema Registry for Kafka

Java 2,373 1,151 Updated Nov 7, 2025

An Open Standard for lineage metadata collection

Java 2,175 401 Updated Nov 6, 2025

Apache Atlas - Open Metadata Management and Governance capabilities across the Hadoop platform and beyond

Java 2,018 898 Updated Oct 24, 2025
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