Agent skills

25 real-world system design case studies condensed from Alex Xu's System Design Interview Vol 1 and 2 - requirements, architecture, deep…

System dynamics modeling skill for feedback loop analysis, stock-flow diagrams, and dynamic simulation

You are an expert Rails system test developer.

Use when the user asks to update/upgrade system packages and CLI tools — Homebrew, npm globals, Claude Code, Codex CLI, agy, pi…

Fill `outline/tables_index.md` from `outline/table_schema.md` + evidence packs (NO PROSE in cells; citation-backed rows).

Build machine learning models using tidymodels for tabular data

CLI syntax reference for Tabular Editor 2 (TabularEditor.exe); deployment, scripting, BPA analysis, and CI/CD integration.

Tailwind CSS 4 patterns and best practices.

Tailwind CSS advanced layout techniques including CSS Grid and Flexbox patterns.

Process user-provided patent figures and generate formal drawing descriptions.

Resume and take over an in-progress coding session left by an AI agent — this same tool in a previous session, or a different agent…

Automate Browserhub tasks via Rube MCP (Composio).

Automate Browserless tasks via Rube MCP (Composio).

Automate Microsoft Clarity tasks via Rube MCP (Composio): session recordings, heatmaps, and user behavior analytics.

Use when starting any conversation - establishes how to find and use skills, requiring Skill tool invocation before ANY response including…

Automates talking-head video editing by detecting speech errors, cutting pauses, proofreading subtitles, and assembling final video…

Use when managing server state with TanStack Query v5.

Run container-backed AutoML / hyperparameter optimization (HPO) for NVIDIA TAO networks using AutoMLRunner.

Three.js asset loading - GLTF, textures, images, models, async patterns.

Preserves and restores long-running project task state, architectural decisions, and execution progress across Claude Code sessions and…

Creates implementation, refactoring, and test tasks from templates.