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

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

又一个小商城。litemall = Spring Boot后端 + Vue管理员前端 + 微信小程序用户前端 + Vue用户移动端

• litemall
• wechat-mini-program
• spring-boot
• mall

Generate Java types from JSON or JSON Schema and annotate those types for data-binding with Jackson, Gson, etc

• java
• json-schema
• json
• jackson

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

A graph database that supports more than 100+ billion data, high performance and scalability (Include OLTP Engine & REST-API & Backends)

• database
• graph-database
• graph
• gremlin

Manifold is a Java compiler plugin, its features include Metaprogramming, Properties, Extension Methods, Operator Overloading, Templates, a Preprocessor, and more.

• java
• intellij
• json
• template-engine

An extensible Java library for HTTP request and response logging

• java
• http-logs
• spring-boot-starter
• plugin-extension

🦎 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

Utility for comparing two OpenAPI specifications.

• openapi
• openapi3
• swagger
• diff

Minimalist Java framework for rapidly creating scalable, containerless, RESTful microservices. Ship a production-quality, headless, RESTful API in the shortest time possible. Uses Netty for HTTP, Jackson for JSON, Metrics for metrics, properties files for configuration. Sub-projects and plugins enable, NoSQL, Swagger, Auth0, HAL integration, etc.

Microserver is a Java 8 native, zero configuration, standards based, battle hardened library to run Java Rest Microservices via a standard Java main class. Supporting pure Microservice or Micro-monolith styles.

• microservices
• rest
• jersey
• spring

High performance reactive SQL client written in Java

• vertx
• postgres
• pg
• async

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

Spring Boot starter available via JitPack and GitHub Releases, with an Actuator endpoint for identifying used, unused, and indeterminate starters at runtime.

• actuator
• java
• spring-boot
• spring-boot-starter

vertx-values enhances JSON handling in Vert.x by providing codecs for the immutable JSON objects from the json-values library. It eliminates the need for copying JSON data during transmission over the Event Bus, reducing garbage collection overhead and boosting performance.

• immutability
• json
• json-values
• persistent-data-structure

Vertx-effect brings functional effects to the Vert.x ecosystem and is inspired by Erlang’s actor model. Its manifesto emphasizes principles such as maximizing the use of verticles for scalability, maintaining single responsibility for each verticle, and prioritizing simplicity to enhance reliability and ease debugging.

• functional-programming
• java
• json-values
• persistent-data-structure

Collection of Vert.x utility methods

• vertx
• reactive

Vertx-MongoDB-Effect enables interaction with MongoDB in a purely functional and reactive style, seamlessly integrating with Vertx-effect. This library requires familiarity with Vertx-effect, as both frameworks share a foundational reliance on immutability and persistent data structures provided by json-values.

• functional-programming
• javascript
• json-values
• mongodb