Repository Index

😮 Core Interview Questions & Answers For Experienced Java(Backend) Developers | 互联网 Java 工程师进阶知识完全扫盲：涵盖高并发、分布式、高可用、微服务、海量数据处理等领域知识

• java
• distributed-systems
• message-queue
• redis

about learning Spring Boot via examples. Spring Boot 教程、技术栈示例代码，快速简单上手教程。

• spring-boot
• spring-data-jpa
• mybatis
• thymeleaf

Orchestrate everything, everywhere. The open-source control plane for workflows across data, infrastructure, business processes and AI agents. Declarative YAML, event-driven, any language, Git-versioned, scalable to millions of executions.

• orchestration
• data-orchestration
• high-availability
• infrastructure-as-code

All-in-one IoT Platform - Device management, data collection, processing and visualization.

• visualization
• iot
• iot-platform
• mqtt

Empowering Data Intelligence with Distributed SQL for Sharding, Scalability, and Security Across All Databases.

• database
• distributed-database
• distributed-sql-database
• sql

🏆 Real-Time no-code, powerful and secure ORM 🚀 providing APIs and Docs without coding by Backend, and Frontend(Client) can customize response JSONs 🏆 实时 零代码、全功能、强安全 ORM 库 🚀 后端接口和文档零代码，前端(客户端) 定制返回 JSON 的数据和结构

• postgresql-database
• tidb
• sqlserver
• oracle

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

• java
• presto
• hive
• hadoop

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

Apache Camel is an open source integration framework with 350+ connectors. Write routes in Java, YAML, or XML. Run on Spring Boot, Quarkus, or standalone. Apache License 2.0.

• camel
• integration
• java
• microservices

Apache Ignite

• distributed-sql-database
• iot
• osgi
• network-client

World's most powerful open data catalog for building a high-performance, geo-distributed and federated metadata lake.

• datalake
• lakehouse
• metadata
• federated-query

DataSphereStudio is a one stop data application development& management portal, covering scenarios including data exchange, desensitization/cleansing, analysis/mining, quality measurement, visualization, and task scheduling.

• workflow
• governance
• azkaban
• davinci

The open source, cloud native tool for API Mocking and Testing. Microcks is a Cloud Native Computing Foundation incubating project 🚀

• api
• testing
• kubernetes
• api-testing

Distributed Big Data Orchestration Service

• big-data
• bigdata
• orchestration
• configuration

EventMesh is a new generation serverless event middleware for building distributed event-driven applications.

• esb
• event-driven
• event-mesh
• event-governance

Elassandra = Elasticsearch + Apache Cassandra

• cassandra
• elasticsearch
• search
• completion

🦎 A lightweight, streaming-native, multi-protocol gateway for AI, APIs, and real-time data. Route LLM requests across providers, govern MCP tools, and connect Kafka, MQTT, and HTTP through one high-performance engine with shared security and observability.

• kafka
• rest
• server-sent-events
• streaming-api

Framework for building Event-Driven Microservices

• microservices
• messaging
• event-driven-microservices
• stream-processing

zerocode-tdd is a community-developed, free, open-source, outcome-driven automated testing framework for Data Pipelines, ETL, REST API, Kafka(Data Streams), Databases and Load scenarios. all defined in simple JSON or YAML — with zero coding.

• soap
• assertions
• java
• api

Vert.x Blueprint Project - Micro-Shop microservice application

• microservice
• vertx
• event-driven-microservices
• event-sourcing

The ultimate distributed MQTT broker. Handles 100M+ connections and 10M msg/sec with ease. Built on Kafka to provide industrial-grade persistence and eliminate data loss.

• broker
• iot
• java
• kafka

Apache StreamPipes - A self-service (Industrial) IoT toolbox to enable non-technical users to connect, analyze and explore IoT data streams.

• iot
• analytics
• edge
• stream-processing

Microservices library - scalecube-services is a high throughput, low latency reactive microservices library built to scale. It features: API-Gateways, service-discovery, service-load-balancing, the architecture supports plug-and-play service communication modules and features. built to provide performance and low-latency real-time stream-processing

• microservices
• reactive-streams
• distributed-systems
• service-mesh

CogComp's Natural Language Processing Libraries and Demos: Modules include lemmatizer, ner, pos, prep-srl, quantifier, question type, relation-extraction, similarity, temporal normalizer, tokenizer, transliteration, verb-sense, and more.

• natural-language-processing
• nlp
• big-data
• data-mining