Design patterns implemented in Java

Spring Boot helps you to create Spring-powered, production-grade applications and services with absolute minimum fuss.

Free and Open Source, Distributed, RESTful Search Engine

Spring Framework

Free universal database tool and SQL client

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

Apache Flink

ANTLR (ANother Tool for Language Recognition) is a powerful parser generator for reading, processing, executing, or translating structured text or binary files.

Apache Pulsar - distributed pub-sub messaging system

Apache Doris is an easy-to-use, high performance and unified analytics database.

Apache JMeter open-source load testing tool for analyzing and measuring the performance of a variety of services

Apache Iceberg

Automated mass refactoring of source code.

An open source ML system for the end-to-end data science lifecycle

Spring Boot Migrator (SBM) is a tool for automated code migrations to upgrade or migrate to Spring Boot

Versions Maven Plugin