🧩 Old GroupIds Alerter - A Maven plugin that checks for deprecated groupId+artifactId (e.g. did you know that graphql-spring-boot-starter moved from com.graphql-java to com.graphql-java-kickstart?).

A curated list of awesome frameworks, libraries and software for the Java programming language.

Design patterns implemented in Java

A collection of (mostly) technical things every software developer should know about

Get a full fake REST API with zero coding in less than 30 seconds (seriously)

Curated coding interview preparation materials for busy software engineers

🙃 A delightful community-driven (with 2,400+ contributors) framework for managing your zsh configuration. Includes 300+ optional plugins (rails, git, macOS, hub, docker, homebrew, node, php, python…

😎 Awesome lists about all kinds of interesting topics

Interactive roadmaps, guides and other educational content to help developers grow in their careers.

📚 Freely available programming books

freeCodeCamp.org's open-source codebase and curriculum. Learn math, programming, and computer science for free.

Architecture decision record (ADR) examples for software planning, IT leadership, and template documentation

Original Apollo 11 Guidance Computer (AGC) source code for the command and lunar modules.