johnlindquist/claude

cass

Always search before starting any work across all coding agent session histories (Claude Code, Codex, Cursor, Gemini CLI, Aider, ChatGPT) to find whatever we've discussed before.

council-of-five

Spawn 5 Opus subagents with randomly-generated distinct personas to debate a problem from multiple angles. Use when exploring UX decisions, architecture choices, or any decision that benefits from diverse perspectives arguing creatively.

deepwiki

Query DeepWiki for repository documentation and structure. Use to understand open source projects, find API docs, and explore codebases.

karabiner

Configure Karabiner-Elements keyboard remapping using Goku EDN syntax. Use when creating keybindings, layers, simlayers, app-specific shortcuts, or modifying karabiner.edn.

packx

Bundle code context for AI. ALWAYS use --limit 49k unless user explicitly requests otherwise. Use for creating shareable code bundles and preparing context for LLMs.

raycast-extension

Build Raycast extensions with React and TypeScript. Use when the user asks to create a Raycast extension, command, or tool.

skill-creator

Create new Agent Skills for Claude Code. Use when user wants to create a skill, add a new capability, document a CLI workflow, or asks how skills work.

workflow-devkit

Build durable, resumable TypeScript workflows with Vercel Workflow DevKit. Use when creating long-running processes, AI agents, background jobs, multi-step pipelines, webhooks, or event-driven systems. Triggers on "workflow", "durable", "resumable", "use…

beads

Track tasks and issues using the bd CLI. Use for task management, sprint planning, dependency tracking, and project organization. Replaces TodoWrite.

cass-memory

Contextual learning system that remembers patterns and rules from past sessions. Use to get relevant context before tasks, record outcomes, and build a personal playbook of coding patterns.

figma

Extract design data from Figma files. Use for getting design tokens, component specs, and generating code from Figma designs.

lessons

Capture and review lessons learned from coding sessions. Use to record insights, read past lessons, and improve over time.

linear

Manage Linear issues and workflows. Use for viewing, creating, and updating Linear issues, and integrating with development workflow.

memory

Persistent knowledge storage using basic-memory CLI. Use to save notes, search memories semantically, and build context for topics across sessions.

ubs

Ultimate Bug Scanner - scan code for bugs across 7 languages (JS/TS, Python, Go, Rust, Java, C++, Ruby). Use before commits to catch null safety issues, security holes, async bugs, and memory leaks.

debug

Unified debugging workflow enforcing root cause protocol. Investigate → Understand → Reason → Fix. Use when debugging bugs, errors, or unexpected behavior.

agent-mail

Inter-agent communication for multi-agent workflows. Use when multiple agents need to coordinate, share information, or reserve resources.

article

Generate technical articles and documentation using AI. Use for writing blog posts, documentation, and technical content.

brainstorm

Generate ideas and explore possibilities with AI. Use for creative problem solving, generating alternatives, and expanding on concepts.

bundle

Bundle and share code as gists or markdown. Use to create shareable code bundles, extract imports, and create GitHub gists.

changelog

Generate and manage changelogs from git history. Use for release notes, tracking breaking changes, and maintaining project history.

chrome

Browser automation using Puppeteer or Playwright. Use for web testing, screenshots, form filling, and automated browser interactions.

council

Query multiple AI agents in parallel for diverse perspectives. Use when you want multiple viewpoints on a question, to compare approaches, or to find consensus among AI models.

db

Database operations for SQLite, PostgreSQL, and MySQL. Use for queries, schema inspection, migrations, and AI-assisted query generation.

deps

Manage dependencies with npm/yarn/pnpm. Use for auditing vulnerabilities, checking outdated packages, understanding dependency trees, and upgrading packages safely.

design

Design system and token management. Use for managing design tokens, colors, typography, and maintaining design consistency.

diff-preview

Preview and analyze git diffs with AI explanations. Use to understand changes before committing, get impact analysis, and compare branches or commits.

gemini

Use Gemini AI for research, analysis, summarization, web search, and complex reasoning. Use when you need AI-powered research, code analysis, content summarization, or web search with synthesis.

investigate

Debug and investigate code issues using search and AI analysis. Use when stuck on bugs, tracing execution flow, or understanding complex code.

long-agent

Manage long-running agent sessions. Use for tracking progress in extended tasks, maintaining context across long sessions, and managing multi-step workflows.

mcp-spy

Debug MCP server communication. Use for troubleshooting MCP integrations, viewing traffic, and analyzing latency.

perf

Performance profiling and optimization. Use for benchmarking code, analyzing performance, running Lighthouse audits, and finding hotspots.

pipeline

Chain multiple operations together in pipelines. Use for multi-step workflows, combining research with analysis, and complex automated tasks.

refactor

Code refactoring with AI assistance. Use for modernizing code, converting JavaScript to TypeScript, class to hooks conversions, and systematic renaming.

repo

Create repository context bundles and code maps. Use to share codebase context, generate documentation, and understand project structure.

research

Comprehensive research combining web search and AI synthesis. Use for deep research on topics, comparing technologies, investigating libraries, and finding GitHub issues related to problems.

spider

Web crawling and scraping with analysis. Use for crawling websites, security scanning, and extracting information from web pages.

stuck

Get unstuck when blocked on a problem. Use when you've tried multiple approaches without success, or when debugging has hit a wall.

testgen

Generate tests using AI and run test suites. Use for generating unit tests, running coverage reports, and mutation testing.

think

Deep multi-framework reasoning using Gemini. Use for complex problem analysis, challenging ideas, and evaluating multiple options with structured thinking.