A collection of 177 validated scientific skills for AI agents, covering biology, chemistry, medicine, and data analysis, plus 100+ scientific database references.
Agent harness system of skills, agents, hooks, rules, memory, and security scanning for Claude Code, Codex, Cursor, and other AI coding tools.
Design guidance skill and detector rules that steer AI coding agents away from generic frontend design patterns.
Original Apollo 11 Guidance Computer source code for the Command Module (Comanche 055) and Lunar Module (Luminary 099).
A curated list of free system design learning materials and interview preparation problems and concepts.
Reference Claude agents, skills, and data connectors for investment banking, equity research, private equity, and wealth management workflows.
A free Chinese-language 100-day Python course, from basics to advanced topics, with lessons and code examples.
A curated list of LLM APIs that offer permanent free tiers for text inference, with base URLs, models, and rate limits.
Curated list and one-command installer for 750+ open-source intelligence and security tools across 50 categories.
Code examples for the O'Reilly book Hands-On Large Language Models, covering LLM concepts and practical techniques in Jupyter notebooks.
A curated list of libraries, packages, and resources for quantitative finance across many languages and topics.
A curated reference of Claude Code best practices covering subagents, commands, skills, hooks, memory, and workflows.
Course materials, code, notebooks and datasets for the Zero to Mastery Machine Learning and Data Science course.
A collection of 42+ runnable Jupyter notebooks, each tutorial covering an advanced technique for Retrieval-Augmented Generation systems.
A 12-week, 24-lesson beginner curriculum covering AI fundamentals, neural networks, computer vision, NLP, and AI ethics with TensorFlow and PyTorch labs.
A 12-week, 26-lesson beginner curriculum on classic machine learning using Scikit-learn, with quizzes and projects in Python and R.
A curated Markdown list of search engines for security work, covering servers, vulnerabilities, exploits, leaks, and threat intelligence.
A free, self-paced computer science curriculum assembled from online courses and books, modeled on undergraduate CS degree requirements.
Python and Jupyter reproductions of quant strategies from Chinese brokerage research reports, covering A-share timing, factors, value and portfolio optimization.
A curated collection of prompts, video-generation techniques, and API guides for ByteDance's Seedance 2.0 AI video model.