Notes & Explainers
Single-page explainers on things I’m using and learning: how they work, what they measure, where they fall short.
pstack
Lauren Tan’s pack of agent skills for Cursor: one router, /poteto-mode, picks a playbook and pulls in skills and principles as needed.
Diagram Design
An agent skill that draws diagrams as one self-contained HTML file with hand-placed inline SVG in a strict editorial style. 45 types shown.
Illo
Turns an idea into an editorial illustration, labelled explainer or transparent cutout, with pixels from an external image model.
Draw.io
jgraph’s draw.io skill: one SKILL.md shared across four agent plugins, backed by the draw.io MCP servers.
Pretty Mermaid
Renders Mermaid diagrams to themed SVG/PNG with the beautiful-mermaid package. No headless browser needed.
Excalidraw
An MCP server plus skill: a live Excalidraw canvas, REST and WebSocket sync, and headless PNG/SVG export.
Topics: AI tooling · 6 docs