backend-test-writer
Use when generating tests for backend code (Express routes, MongoDB models, Node services) - analyzes file type, detects test framework from package.json, generates comprehensive tests with setup/teardown and edge case coverage
fzf
Command-line fuzzy finder for interactive filtering of any list. Use when interactively selecting files, searching command history (CTRL-R), creating selection interfaces in scripts, building interactive menus, or integrating fuzzy search with tools like ripgrep, fd, and git. Triggers on mentions of fzf, fuzzy finder, ** completion, interactive filtering, or shell keybindings CTRL-T/CTRL-R/ALT-C.
zellij
Terminal workspace and multiplexer for interactive CLI sessions. Use when managing terminal sessions, running interactive REPLs, debugging applications, automating terminal workflows, or when user mentions zellij, terminal multiplexer, floating panes, or session layouts. Simpler alternative to tmux with native session management.
ultrathink
Invoke deep sequential thinking for complex problem-solving. Use when the user says 'use ultrathink', 'ultrathink', or when tackling problems that require careful step-by-step reasoning, planning, hypothesis generation, or multi-step analysis.
tmux
Remote control tmux sessions for interactive CLIs (python, gdb, git add -p, etc.) by sending keystrokes and scraping pane output. Use when debugging applications, running interactive REPLs (Python, gdb, ipdb, psql, mysql, node), automating terminal workflows, interactive git commands (git add -p, git stash -p, git rebase -i), or when user mentions tmux, debugging, or interactive shells.
skill-reviewer
Review and ensure skills maintain high quality standards. Use when creating new skills, updating existing skills, or auditing skill quality. Checks for progressive disclosure, mental model shift, appropriate scope, and documentation clarity.
skill-creator
Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Claude's capabilities with specialized knowledge, workflows, or tool integrations.
playwright
Browser automation with Playwright for Python. Use when testing websites, taking screenshots, filling forms, scraping web content, or automating browser interactions. Triggers on browser, web testing, screenshots, selenium, puppeteer, or playwright.
mermaid-cli
Generate, validate, and fix diagrams from Mermaid markup using the mermaid-cli (mmdc) tool. Use when creating flowcharts, sequence diagrams, class diagrams, state diagrams, ER diagrams, Gantt charts, pie charts, mindmaps, or any Mermaid-supported diagram type. Also use when validating, verifying, or fixing Mermaid diagram syntax. Triggers on mentions of mermaid, mmdc, diagram generation, diagram validation, or converting .mmd files to images/SVG/PDF.
conventional-commits
Format git commit messages following Conventional Commits 1.0.0 specification. Use when the user asks to commit changes, create a git commit, or mentions committing code. Ensures consistent, semantic commit messages that support automated changelog generation and semantic versioning.
jj
Jujutsu (jj) version control system - a Git-compatible VCS with novel features. Use when working with jj repositories, managing stacked/dependent commits, needing automatic rebasing with first-class conflict handling, using revsets to select commits, or wanting enhanced Git workflows. Triggers on mentions of 'jj', 'jujutsu', change IDs, operation log, or jj-specific commands.
git-chain
Manage and rebase chains of dependent Git branches (stacked branches). Use when working with multiple dependent PRs, feature branches that build on each other, or maintaining clean branch hierarchies. Automates the tedious process of rebasing or merging entire branch chains.
git-absorb
Automatically fold uncommitted changes into appropriate commits on a feature branch. Use when applying review feedback, fixing bugs in feature branches, or maintaining atomic commit history without manual interactive rebasing. Particularly useful for making corrections to recent commits without creating messy "fixes" commits.
design-principles
Guide AI-assisted UI generation toward enterprise-grade, intentional design. Use when building user interfaces, creating dashboards, designing enterprise software or SaaS applications, generating frontend code with styling, or when the user asks for design help. Enforces principles inspired by Linear, Notion, Stripe, and Vercel.
debate-hall
Wind/Wall/Door debate orchestration router. Routes to focused skills based on task.
debate-hall-manual
Manual turn-by-turn debate control for custom orchestration scenarios.
debate-hall-github
GitHub integration for debate synchronization and ADR ratification.
debate-hall-auto
Automated Wind/Wall/Door debate orchestration with tier-based model selection.
debate-hall-admin
Admin operations for debate safety overrides and redaction.
iac-diagram-generator
Analyzes Infrastructure as Code files (Terraform, CloudFormation, Kubernetes, Docker Compose) and generates visual architecture diagrams. Use when analyzing infrastructure code, designing cloud architectures, or when the user requests architecture diagrams from IaC.
spend-optimizer
Audit subscriptions AND optimize credit card rewards. Analyzes bank CSVs to find recurring charges, categorize spend, identify which card each charge should be on, and calculate potential rewards. Use when user says "audit subscriptions", "optimize my cards", "maximize rewards", or "analyze my spending". Outputs interactive HTML with subscription management and card optimization.
conversation-logger
This skill should be used when users need to save, search, or retrieve Claude Code conversation transcripts. Use this skill when users ask to save the current conversation, search through past conversations for context, or retrieve information from previous sessions. Also use when appropriate to proactively save important conversations at natural breakpoints (e.g., after completing a major feature, fixing a critical bug, or when the user indicates they're done with a session).
unity-editor
Remote control Unity Editor via CLI using unityctl. Activate when user mentions Unity Editor, play mode, asset compilation, Unity console logs, C# script debugging, Unity tests, scene loading, screenshots, or video recording. Use for launching/stopping editor, entering/exiting play mode, compiling scripts, viewing logs, loading scenes, running tests, capturing screenshots, recording video, or executing arbitrary C# in Unity context.
release
Create a new release of unityctl. Analyzes changes since last tag, determines version bump type (major/minor/patch), updates version, builds, commits, tags, and creates a draft GitHub release with changelog.
skill-creator
Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Claude's capabilities with specialized knowledge, workflows, or tool integrations.
wezterm-config
Complete WezTerm terminal emulator configuration assistant. Use for any WezTerm configuration task including appearance, fonts, colors, keybindings, mouse bindings, tabs, panes, SSH domains, multiplexing, serial ports, plugins, events, window management, performance, platform-specific settings, Lua scripting, or any terminal customization.
article-writer
Edit and refine blog articles and technical posts to match a specific writing style. Use when editing markdown articles, blog posts, or technical writing. Applies conversational, direct, no-BS style with strict guidelines (no em dashes, no empty framing phrases). Best for technical content aimed at experienced developers.
algorithmic-art
Creating algorithmic art using p5.js with seeded randomness and interactive parameter exploration. Use this when users request creating art using code, generative art, algorithmic art, flow fields, or particle systems. Create original algorithmic art rather than copying existing artists' work to avoid copyright violations.
vim-ai-config
Manage vim-ai plugin configuration files including .vimrc settings, custom roles, API keys, and model configurations. Use when user requests help with vim-ai setup, modifying vim-ai behavior, adding custom roles, changing AI models, updating prompts, or troubleshooting vim-ai issues.
aerospace-config
Complete AeroSpace tiling window manager configuration assistant for macOS. Use for any AeroSpace configuration task including keybindings, workspace management, window rules, layouts (BSP, columns, rows, accordion), focus behavior, gaps, floating windows, app-specific settings, exec commands, or any window management customization. Also use for debugging and troubleshooting AeroSpace issues including log inspection, window state analysis, and diagnosing layout problems. This skill fetches fresh documentation for each request to ensure accurate, up-to-date guidance.
claude-code-debug
Troubleshoot Claude Code extensions and behavior. Triggers on: debug, troubleshoot, not working, skill not loading, hook not running, agent not found.
file-search
Modern file and content search using fd, ripgrep (rg), and fzf. Triggers on: fd, ripgrep, rg, find files, search code, fzf, fuzzy find, search codebase.
claude-code-headless
Run Claude Code programmatically without interactive UI. Triggers on: headless, CLI automation, --print, output-format, stream-json, CI/CD, scripting.
claude-code-templates
Boilerplate templates for Claude Code extensions. Triggers on: create agent, new skill, command template, hook script, extension scaffold.
python-pytest-patterns
pytest testing patterns for Python. Triggers on: pytest, fixture, mark, parametrize, mock, conftest, test coverage, unit test, integration test, pytest.raises.
code-stats
Analyze codebase with tokei (fast line counts by language) and difft (semantic AST-aware diffs). Get quick project overview without manual counting. Triggers on: how big is codebase, count lines of code, what languages, show semantic diff, compare files, code statistics.
container-orchestration
Docker and Kubernetes patterns. Triggers on: Dockerfile, docker-compose, kubernetes, k8s, helm, pod, deployment, service, ingress, container, image.
data-processing
Process JSON with jq and YAML/TOML with yq. Filter, transform, query structured data efficiently. Triggers on: parse JSON, extract from YAML, query config, Docker Compose, K8s manifests, GitHub Actions workflows, package.json, filter data.
tool-discovery
Recommend the right agents and skills for any task. Covers both heavyweight agents (Task tool) and lightweight skills (Skill tool). Triggers on: which agent, which skill, what tool should I use, help me choose, recommend agent, find the right tool.
python-observability-patterns
Observability patterns for Python applications. Triggers on: logging, metrics, tracing, opentelemetry, prometheus, observability, monitoring, structlog, correlation id.
claude-code-hooks
Claude Code hook system for pre/post tool execution. Triggers on: hooks, PreToolUse, PostToolUse, hook script, tool validation, audit logging.
find-replace
Modern find-and-replace using sd (simpler than sed) and batch replacement patterns. Triggers on: sd, find replace, batch replace, sed replacement, string replacement, rename.
git-workflow
Enhanced git operations using lazygit, gh (GitHub CLI), and delta. Triggers on: stage changes, create PR, review PR, check issues, git diff, commit interactively, GitHub operations, rebase, stash, bisect.
python-typing-patterns
Python type hints and type safety patterns. Triggers on: type hints, typing, TypeVar, Generic, Protocol, mypy, pyright, type annotation, overload, TypedDict.
project-planner
Detects stale project plans and suggests session commands. Triggers on: sync plan, update plan, check status, plan is stale, track progress, project planning.
python-fastapi-patterns
FastAPI web framework patterns. Triggers on: fastapi, api endpoint, dependency injection, pydantic model, openapi, swagger, starlette, async api, rest api, uvicorn.
python-async-patterns
Python asyncio patterns for concurrent programming. Triggers on: asyncio, async, await, coroutine, gather, semaphore, TaskGroup, event loop, aiohttp, concurrent.
python-env
Fast Python environment management with uv (10-100x faster than pip). Triggers on: uv, venv, pip, pyproject, python environment, install package, dependencies.
python-cli-patterns
CLI application patterns for Python. Triggers on: cli, command line, typer, click, argparse, terminal, rich, console, terminal ui.
python-database-patterns
SQLAlchemy and database patterns for Python. Triggers on: sqlalchemy, database, orm, migration, alembic, async database, connection pool, repository pattern, unit of work.
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