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

Learn System Design concepts and prepare for interviews using free resources.

• awesome
• backend
• computer-science
• distributed-systems

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

Chat2DB is a free, cross-platform, local-first database client and SQL workspace for developers, DBAs, analysts, and data teams. Connect to 40+ databases, manage data, edit and run SQL, and use your own AI model to generate, explain, and optimize queries. Available on desktop, web, Docker, and CLI, with MCP support.

• ai
• mysql
• oracle
• postgresql

APM, Application Performance Monitoring System

• skywalking
• observability
• apm
• service-mesh

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)

• alibaba
• java
• microservice
• circuit-breaker

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

Hazelcast is a unified real-time data platform combining stream processing with a fast data store, allowing customers to act instantly on data-in-motion for real-time insights.

• java
• hazelcast
• in-memory
• big-data

An application observability facade for the most popular observability tools. Think SLF4J, but for observability.

• java
• monitoring
• cloud-native
• microservices

Apache Linkis builds a computation middleware layer to facilitate connection, governance and orchestration between the upper applications and the underlying data engines.

• sql
• spark
• hive
• pyspark

StackGres Operator, Full Stack PostgreSQL on Kubernetes // !! Mirror repository of https://gitlab.com/ongresinc/stackgres, only accept Merge Requests there.

• postgres
• postgresql
• kubernetes
• kubernetes-operator

An extensible distributed system for reliable nearline data streaming at scale

• distributed-systems
• data-streaming
• scalability
• kafka-mirror-maker

Canonical GTFS Validator project for schedule (static) files.

• gtfs-dataset
• gtfs-validator
• gtfs-zip
• gtfs-feed

LittleHorse Server: Business-as-Code Platform for Microservices, Workflows, and Agents

• microservices
• workflow-engine
• orchestration
• apache-kafka

Provides tracing abstractions over tracers and tracing system reporters.

• cloud-native
• distributed-tracing
• java
• microservices

Using vertx-client for AWS SDK v2

• aws-sdk
• java
• vertx
• performance

Starting a monolithic CRUD RESTful Web Service with Vert.x stack and postgreSQL

• vertx
• vertx-web
• restful
• reactive