Apache Druid: a high performance real-time analytics database.
- druid
Repository Index
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Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)
- java
- presto
- hive
- hadoop
Translatedmall learning tutorial, with a comprehensive analysis of the architecture, business logic, and key technical points. The mall project (60k+ stars) is an e-commerce system built with currently mainstream technologies. It covers technologies such as SpringBoot, MyBatis, Elasticsearch, RabbitMQ, Redis, MongoDB, and MySQL, and uses Docker containerized deployment.
- springboot
- mybatis
- elasticsearch
- rabbitmq
LangChain4j is an idiomatic, open-source Java library for building LLM-powered applications on the JVM. It offers a unified API over popular LLM providers and vector stores, and makes implementing tool calling (including MCP support), agents and RAG easy. It integrates seamlessly with enterprise Java frameworks like Quarkus and Spring Boot.
- huggingface
- java
- langchain
- openai
Change data capture for a variety of databases. Please log issues at https://github.com/debezium/dbz/issues.
- change-data-capture
- kafka-connect
- apache-kafka
- debezium
Translatedmall-swarm is a microservice e-commerce mall system that uses core technologies such as Spring Cloud Alibaba, Spring Boot 3.5, Sa-Token, MyBatis, Elasticsearch, Docker, and Kubernetes. It also provides a Vue-based admin backend so that the system can be set up quickly. On top of basic e-commerce business functions, mall-swarm integrates system functions such as a registry center, a configuration center, a monitoring center, and a gateway.
- springcloud
- springboot
- docker
- java
🥤 COLA: Clean Object-oriented & Layered Architecture
- cola
- architecture
- clean
Apache ZooKeeper
- zookeeper
- database
- hacktoberfest
- java
Guice (pronounced 'juice') is a lightweight dependency injection framework for Java 11 and above, brought to you by Google.
greenDAO is a light & fast ORM solution for Android that maps objects to SQLite databases.
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 for multi-dimensional analytics, real-time analytics, and ad-hoc queries. A Linux Foundation project.
A scalable web crawler framework for Java.
Translated🔥 🎉newbee-mall is an e-commerce system that includes a basic version (Spring Boot+Thymeleaf), a version with separated front end and back end (Spring Boot+Vue 3+Element-Plus+Vue-Router 4+Pinia+Vant 4), a flash sale version, a Go language version, and a microservices version (Spring Cloud Alibaba+Nacos+Sentinel+Seata+Spring Cloud Gateway+OpenFeign+ELK). The front-end mall system includes modules such as the home page portal, product categories, new arrivals, home page carousel, product recommendations, product search, product display, shopping cart, order checkout, order process, personal order management, member center, and help center. The back-end management system includes modules such as the data dashboard, carousel image management, product management, order management, member management, category management, and settings.
- spring-boot
- springboot
- mybatis
- mall
Realm is a mobile database: a replacement for SQLite & ORMs
Agentic AI Framework for Java Developers
- artificial-intelligence
- java
- spring-ai
- agentic
An Android TabLayout Lib
Diskless Kafka® on S3. 10x Cost-Effective. No Cross-AZ Traffic Cost. Autoscale in seconds. Single-digit ms latency. Multi-AZ Availability.
- kafka
- diskless
- automq
- serverless
Flyway by Redgate • Database Migrations Made Easy.
- flyway
- java
- database-migrations
- java-library
Open source transactional distributed database. Linear scalability and proven fault-tolerance on commodity hardware or cloud infrastructure without compromising performance.
TranslatedCovers the core concepts and key features of the Spring framework, including the use of the Inversion of Control (IOC) container, the principles and practice of Aspect-Oriented Programming (AOP), the approaches and implementation of transaction management, the flow of Spring MVC and how controllers work, as well as in-depth study of data access, security, Boot auto-configuration and other areas in Spring. In addition, it includes the application of the Spring event mechanism, advanced topics such as cache abstraction and reactive programming, and an in-depth exploration of the programming style and design patterns of the Spring source code.
- java
- spring
- spring-boot
- spring-cloud
An Android transformation library providing a variety of image transformations for Glide.
TranslatedA powerful, customizable and extensible ViewPager indicator framework. As the best alternative of ViewPagerIndicator, TabLayout and PagerSlidingTabStrip. Supports badges, and also supports use in non-ViewPager scenarios (switching Fragments using hide() and show(), or switching Views inside a FrameLayout using setVisibility, etc.), http://www.jianshu.com/p/f3022211821c
- viewpager
- indicator
- tablayout
- viewpagerindicator
A compact and highly efficient workflow and Business Process Management (BPM) platform for developers, system admins and business users.
- bpmn
- java
- workflow
- workflow-engine
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.