Stars
freeCodeCamp.org's open-source codebase and curriculum. Learn math, programming, and computer science for free.
📚 Freely available programming books
Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.
An opinionated list of awesome Python frameworks, libraries, software and resources.
All Algorithms implemented in Python
🎓 Path to a free self-taught education in Computer Science!
「Java学习+面试指南」一份涵盖大部分 Java 程序员所需要掌握的核心知识。准备 Java 面试，首选 JavaGuide！
🦜🔗 The platform for reliable agents.
Papers from the computer science community to read and discuss.
Design patterns implemented in Java
🏡 Open source home automation that puts local control and privacy first.
😮 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
The fastest path to AI-powered full stack observability, even for lean teams.
Free and Open Source, Distributed, RESTful Search Engine
Get a full fake REST API with zero coding in less than 30 seconds (seriously)
The Patterns of Scalable, Reliable, and Performant Large-Scale Systems
💻 A fully functional local AWS cloud stack. Develop and test your cloud & Serverless apps offline
🦀 Small exercises to get you used to reading and writing Rust code!
📚 Collaborative cheatsheets for console commands
Scrapy, a fast high-level web crawling & scraping framework for Python.
A lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.
🌐 Jekyll is a blog-aware static site generator in Ruby
🎆Interactive Online Platform that Visualizes Algorithms from Code
An ultra-simplified explanation to design patterns
💫 Toolkit to help you get started with Spec-Driven Development
Square’s meticulous HTTP client for the JVM, Android, and GraalVM.
Free universal database tool and SQL client