Comprehensive AI prompt engineering skills for Claude Code, ChatGPT GPTs, and Gemini Gems. Includes model-specific patterns for GPT-5.4, Claude 4.6, Gemini 3.1, Veo 3.1, and Nano Banana2

10 production prompt engineering patterns reverse-engineered from the Claude Code source leak. Python implementation. No proprietary code.

Claude Code skill for creating and optimizing Claude Code skills. Includes optimization principles for LLM attention, router pattern, classification design, and prompt engineering.

Claude Code prompt engineering research corpus and skill for analyzing and reviewing agentic prompt patterns.

Open-source skill definitions for Claude Code — recommendations, writing, web search, slides, and meeting prep. Production-tested prompt engineering patterns for agentic workflows.

Patternforge is a high-performance Terminal User Interface (TUI) designed to transform how you interact with Claude Code. It brings an engineering-grade workflow to AI prompting by allowing you to build, manage, and execute a library of reusable "patterns" with a blazing-fast, Vim-style interface.

A Claude Code skill that learns Midjourney prompt engineering through iterative refinement, pattern extraction, and browser automation.

Claude Code leak source analysis - 83 prompt engineering techniques categorized into 10 patterns

Battle-tested Claude Code skills for LLM engineers — structured output patterns, prompt engineering principles, and more

Comprehensive reverse-engineering analysis of Anthropic's Claude Code CLI — architecture, tools, system prompts, and internal design patterns

A self-contained, interactive 7-day course for getting the most out of Claude. Covers prompt engineering, Projects, web search, Claude Code, Cowork, MCP connectors, and advanced patterns — 15–30 minutes a day, with expandable lessons, hands-on practice, and progress tracking. Single HTML file, no dependencies.

A prompt engineering pattern for Claude Code that prevents AI assistants from scaffolding projects with stale dependency versions. No CLI, no runtime — just CLAUDE.md instructions that make your assistant search the web for current stable versions before pinning anything. Supports Node, Python, Rust, and Go. Named after Ghost in the Shell.