Guides
In-depth technical references written from hands-on experience. Each guide is maintained, translated into 10 languages, and updated as the tools evolve.
Claude Code Guide
The definitive reference for Anthropic's agentic CLI. Hooks, skills, MCP servers, agent orchestration, and advanced workflows.
$ cat guide.md →Agent Architecture
Build AI development harnesses. Skills, hooks, memory, subagents, multi-agent orchestration, and the patterns that make agents reliable.
$ cat harness.md →Codex CLI Guide
The definitive reference for OpenAI's agentic CLI. Sandbox, AGENTS.md, config, MCP, skills, cloud tasks, and CI/CD.
$ codex exec →Midjourney Guide
V8 prompt engineering. Parameters, reference systems, video generation, and visual techniques for AI image creation.
/imagine →FastAPI + HTMX
The no-build full-stack. HTMX for server-driven interactivity, Alpine.js for client state, Jinja2 templates, and plain CSS.
$ less guide.md →Obsidian + AI
Turn an Obsidian vault into AI infrastructure. Hybrid retrieval with BM25 + vector search, MCP integration, and workflows for 16K+ notes.
$ search vault →Suno Guide
AI music generation from text prompts. Metatags, Creative Sliders, Studio DAW, and production workflows.
$ generate track →Design Principles
48 design studies from Stripe to Linear. Gestalt, typography, color theory, and timeless principles from the masters.
$ read principles →