《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

Design patterns implemented in Java

Free and Open Source, Distributed, RESTful Search Engine

#1 Locally hosted web application that allows you to perform various operations on PDF files

All Algorithms implemented in Java

Ghidra is a software reverse engineering (SRE) framework

Google core libraries for Java

RxJava – Reactive Extensions for the JVM – a library for composing asynchronous and event-based programs using observable sequences for the Java VM.

Getting Started with Spring Boot 3:

Render After Effects animations natively on Android and iOS, Web, and React Native

Mirror of Apache Kafka

The automation tower defense RTS

Apache Flink

A powerful flow control component enabling reliability, resilience and monitoring for microservices. (面向云原生微服务的高可用流控防护组件)

IntelliJ IDEA & IntelliJ Platform

Ip2region is an offline IP address manager framework and locator with both IPv4 and IPv6 supported, supporting billions of data segments, ten microsecond searching performance, xdb search client fo…

A collection of algorithms and data structures

QuestDB is a high performance, open-source, time-series database

Graphs for Everyone

Apache Pulsar - distributed pub-sub messaging system

Open source alternative to Auth0 / Firebase Auth / AWS Cognito

Git Server with CI/CD, Kanban, and Packages. Seamless integration. Unparalleled experience.

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

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

Style and Grammar Checker for 25+ Languages

MIT Deep Learning Book in PDF format (complete and parts) by Ian Goodfellow, Yoshua Bengio and Aaron Courville

Tink is a multi-language, cross-platform, open source library that provides cryptographic APIs that are secure, easy to use correctly, and hard(er) to misuse.

The most widely used, high performance Minecraft server that aims to fix gameplay and mechanics inconsistencies

Interview questions

The world's fastest open query engine for sub-second analytics both on and off the data lakehouse. With the flexibility to support nearly any scenario, StarRocks provides best-in-class performance …