Guide to the math cognitive stack - what tools exist and when to use each
Development
Code generation, debugging, testing, and development workflows
Idempotent Redundancy
Complete Claude Code hooks reference - input/output schemas, registration, testing patterns
Search GitHub code, repositories, issues, and PRs via MCP
Git Commit Rules
Meta-skill workflow orchestrator for bug investigation and resolution. Routes to debug, implement, test, and commit...
Meta-skill for internal codebase exploration at varying depths (quick/deep/architecture)
Explicit Identity Across Boundaries
Systematic hook debugging workflow. Use when hooks aren't firing, producing wrong output, or behaving unexpectedly.
A complete skill for E2E testing
AST-based code search and refactoring via ast-grep MCP
Automated accessibility testing via Playwright MCP and axe-core
Use when you have a spec or requirements for a multi-step task, before touching code
Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend...
Download YouTube videos with customizable quality and format options. Use this skill when the user asks to download,...
Use when starting feature work that needs isolation from current workspace or before executing implementation plans...
UI/UX design intelligence. 67 styles, 96 palettes, 57 font pairings, 25 charts, 13 stacks (React, Next.js, Vue,...
Use when implementing any feature or bugfix, before writing implementation code
Use when encountering any bug, test failure, or unexpected behavior, before proposing fixes
Use when completing tasks, implementing major features, or before merging to verify work meets requirements
Best practices for Remotion - Video creation in React
Use when receiving code review feedback, before implementing suggestions, especially if feedback seems unclear or...
Analyzes meeting transcripts and recordings to uncover behavioral patterns, communication insights, and actionable...
Identifies high-quality leads for your product or service by analyzing your business, searching for target...