Renhuai123 / ziwei-doushu

紫微斗数开源排盘引擎 — 基于倪海厦《天纪》体系，含完整排盘算法、四化系统、格局知识库、古籍原文数据

AgriciDaniel / claude-seo

Universal SEO skill for Claude Code. 26 sub-skills + 19 sub-agents covering technical SEO, E-E-A-T, schema, GEO/AEO, agent readiness (Lighthouse Agentic Browsing, WebMCP, llms.txt), backlinks, local SEO, e-commerce, international SEO, Google APIs, and PDF/Excel reporting. 9 optional extensions for live SEO data.

ashishps1 / awesome-system-design-resources

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

byoungd / up

中英双语终身学习指南：英语学习、AI 协作、真实项目与成长证据。

krahets / hello-algo

《Hello 算法》：动画图解、一键运行的数据结构与算法教程。支持简中、繁中、English、日本語，提供 Python, Java, C++, C, C#, JS, Go, Swift, Rust, Ruby, Kotlin, TS, Dart 等代码实现

ossu / computer-science

🎓 Path to a free self-taught education in Computer Science!

microsoft / ML-For-Beginners

12 weeks, 26 lessons, 52 quizzes, classic Machine Learning for all

yvoronoy / awesome-english

A collection of awesome study resources for learners of English.

DataTalksClub / data-engineering-zoomcamp

Data Engineering Zoomcamp is a free 9-week course on building production-ready data pipelines. Join the course here 👇🏼

hefengxian / my-ielts

雅思词汇真经、雅思语法、听力 179、阅读 538 同义替换等。Everything during preparing for my IELTS exam.

hughhowey / neo

A novel-writing tool created by a novelist.

digininja / DVWA

Damn Vulnerable Web Application (DVWA)

ankidroid / Anki-Android

AnkiDroid: Anki flashcards on Android. Your secret trick to achieve superhuman information retention.

jihe520 / MathModelAgent

🤖📐专为数学建模设计的 Agent & skills ,自动完成数学建模，生成一份完整的可以直接提交的论文。 An Agent Designed for Mathematical Modeling ,Automatically complete mathmodel and generate a complete paper ready for submission.

logisim-evolution / logisim-evolution

Digital logic design tool and simulator

missing-semester / missing-semester

The Missing Semester of Your CS Education 📚

zyronon / TypeWords

Practice English, one strike, one step forward

Lucas0623z / NoteLite

Open-source OMR and guided music practice: turn sheet music PDFs/images into MusicXML/MIDI, refine scores, and practice with MIDI or microphone feedback.

openhwfoundation / cvw

CORE-V Wally is a configurable RISC-V Processor associated with RISC-V System-on-Chip Design textbook. Contains a 5-stage pipeline, support for A, B, C, D, F, M and Q extensions, and optional caches, BP, FPU, VM/MMU, AHB, RAMs, and peripherals.

RLS-Modding / rls_career_overhaul

A Career Overhaul mod for BeamNG.drive! Enhances various aspects of the game, including freeroam events, police interactions, the economy, deliveries, insurance, garage space, and dealerships. Dive into a more immersive and challenging career mode enriched with new features and improvements.

instructure / canvas-lms

The open LMS by Instructure, Inc.

4jean / lav_sms

Laravel School Management System (LAVSMS)