521xueweihan / HelloGitHub

:octocat: 分享 GitHub 上有趣、入门级的开源项目。Share interesting, entry-level open source projects on GitHub.

xiaoyang111222 / cn-math-taxonomy

数学（小学到高中）、英语（三年级到高中）、初中物理的知识图谱：1644 个知识点、2403 条先修边、6723 道题，对齐课标，附自适应前置诊断。

designfuchen / word-atlas

词光 · Word Atlas — Illustrated IELTS vocabulary with 7,298 words, UK/US audio and FSRS review. Open-source app + CC BY 4.0 dataset.

zyronon / TypeWords

Practice English, one strike, one step forward

ruanyf / weekly

科技爱好者周刊，每周五发布

byoungd / up

韩先凯的人生进阶指南 AI时代 中英双语终身学习指南：AI、学习 、创业、财富、爱情与人生

hehonghui / awesome-english-ebooks

经济学人(含音频)、纽约客、卫报、连线、大西洋月刊等英语杂志免费下载,支持epub、mobi、pdf格式, 每周更新

ashishps1 / awesome-low-level-design

Learn Low Level Design (LLD) and prepare for interviews using free resources.

cloudflare / nimbus

Docs for humans and agents, built on Astro

Anduin2017 / HowToCook

Programmer's guide about how to cook at home.

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

elhajahmadj / offline-emergency-library

One command downloads a complete offline, no-internet emergency library: local AI (CPU/GPU), document Q&A, full Wikipedia, offline maps for any country/region (default US), survival/repair/medical archives, and public-domain manuals. Asks only where to save.

ashishps1 / awesome-system-design-resources

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

RadishXN / run-abroad

填 10 项基本信息，从 71 条签证 / 移民路径里筛出适合你的，并告诉你还差什么

yvoronoy / awesome-english

A collection of awesome study resources for learners of English.

chenwei810 / Semiconductor_Manufacturing_Introduction

Introduction to Semiconductor Manufacturing

wesm / pydata-book

Materials and IPython notebooks for "Python for Data Analysis" by Wes McKinney, published by O'Reilly Media

github / opensource.guide

📚 Community guides for open source creators

fivethirtyeight / data

Data and code behind the articles and graphics at FiveThirtyEight

shaom / keyboard-island

Two playful typing adventures for kids: Keyboard Island (96 chapters) and Sentence Post Office (32 English letters), with local progress.

dongtaowei54-sys / root-word-animation

英语词根记忆短视频生成器：一条线 + 一颗球，把词根演成 9:16 记忆短片（design table → SVG 动画 → edge-tts → 逐帧渲染 → 五道校验）

openharmony / docs

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