Best open-source Learning Resources projects

A curated Awesome list of resources, patterns, and templates for designing the scaffolding around AI agents: tools, memory, MCP, permissions, evals, and orchestration.

A 12-chapter, commented tutorial that walks through building and training a LLaMA-style GPT language model from scratch in Python and PyTorch.

A curated, categorized index of 300+ engineering blog articles from companies like Airbnb, Netflix, Uber and Meta, grouped by company.

Companion code repository for the book AI Agents: The Definitive Guide, with Jupyter notebooks covering agent patterns, evaluation, memory, cost and security.

An agent skill that turns PDFs, books, slides and papers into traceable knowledge bases and offline interactive learning pages.

A non-official Chinese learning handbook for the Pi Coding Agent, a minimal terminal coding harness, covering setup through Sessions, Context, Skills, Extensions and subagents.

An interactive TypeScript and Three.js solar system simulator that shows how gravity shapes orbits, with a guided tour and free-explore mode.

An Obsidian vault that regroups 2016–2026 Chinese civil service exam (国考/省考/联考) questions by knowledge point, with per-question annotated notes.

An AI social-skills coach that lets you rehearse difficult conversations through role-play with simulated characters and feedback based on your own words.

A Simplified Chinese guide to health, money, legal red lines and life decisions, with each of 765 tips rated for cost, benefit and evidence level.

A collection of 70 hands-on cybersecurity projects with full source code, plus certification roadmaps and learning resources, organized from beginner to advanced.

Chinese Markdown edition of the CSAPP textbook with chapter text, exercise answers, Chinese lab guides and official lab packages.

A Chinese-language knowledge base and study guide for the Forward Deployed Engineer (FDE) role, covering AI deployment delivery, interviews, and reusable templates.

A teaching harness for coding agents that plans a course around you, builds lessons, and adapts exercises based on how you learn.

An open-source introductory systems programming textbook in C, used by the University of Illinois CS 341 course.

An offline-first, MIT-licensed learning platform bundling competition problems, exam prep, civil service materials, Mao Zedong texts and WorldSkills courses in one app or website.

A model-agnostic Agent Skill for Chinese and English academic editing that trims formulaic prose while keeping evidence, citations and author voice.

A free, open-source Chinese guide for people who just lost their job, covering severance, unemployment benefits, medical insurance, housing fund, job search and cash flow.

A launcher that takes an arXiv paper ID and links out to reading, translation, search and discussion tools, via a web page or Tampermonkey script.

A single-page static site showing a Chinese character's oracle bone, small seal, traditional and simplified forms with Shuowen, pronunciation and phonetic-family data.