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home / skills / ratacat / claude-skills
ratacat/claude-skills
A collection of Claude skills and tooling for creating them from source materials
97 skills
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performance-oracle
ratacat/claude-skills
24
This skill helps you identify and optimize performance bottlenecks in code, databases, and systems to ensure scalable, efficient software.
file-todos
ratacat/claude-skills
24
This skill should be used when managing the file-based todo tracking system in the todos/ directory. It provides workflows for creating todos, managing status and dependencies, conducting triage, and integrating with slash commands and code review processes.
dspy-ruby
ratacat/claude-skills
24
This skill helps you design type-safe DSPy.rb LLM applications in Ruby, enabling modular signatures, providers, and testing.
julik-frontend-races-reviewer
ratacat/claude-skills
24
This skill reviews JavaScript and Stimulus changes for data races, ensuring safe timing, proper cleanup, and DOM stability across Turbo/Hotwire.
agent-native-audit
ratacat/claude-skills
24
This skill performs a comprehensive agent-native architecture audit by launching parallel sub-agents to score and report on eight core principles.
changelog
ratacat/claude-skills
24
This skill creates engaging changelogs for recent main-branch merges, highlighting new features, fixes, and contributors with a witty, concise summary.
deploy-docs
ratacat/claude-skills
24
This skill validates and prepares project documentation for GitHub Pages deployment, ensuring correctness, consistency, and smooth automated publishing.
generate_command
ratacat/claude-skills
24
This skill creates a new custom Claude slash command following conventions and best practices, producing a ready-to-use file structure and frontmatter.
feature-video
ratacat/claude-skills
24
This skill records a feature walkthrough video, uploads it, and embeds a preview link into the PR description for easy review.
lfg
ratacat/claude-skills
24
This skill automates an end-to-end engineering workflow, orchestrating planning, review, testing, and video generation to accelerate delivery.
dhh-rails-style
ratacat/claude-skills
24
This skill should be used when writing Ruby and Rails code in DHH's distinctive 37signals style. It applies when writing Ruby code, Rails applications, creating models, controllers, or any Ruby file. Triggers on Ruby/Rails code generation, refactoring requests, code review, or when the user mentions DHH, 37signals, Basecamp, HEY, or Campfire style. Embodies REST purity, fat models, thin controllers, Current attributes, Hotwire patterns, and the "clarity over cleverness" philosophy.
creating-agent-skills
ratacat/claude-skills
24
Expert guidance for creating, writing, and refining Claude Code Skills. Use when working with SKILL.md files, authoring new skills, improving existing skills, or understanding skill structure and best practices.
compound-docs
ratacat/claude-skills
24
Capture solved problems as categorized documentation with YAML frontmatter for fast lookup
ankane-readme-writer
ratacat/claude-skills
24
This skill creates Ankane-style Ruby gem READMEs with concise sections, proper formatting, and imperative voice.
data-migration-expert
ratacat/claude-skills
24
This skill helps you validate database migrations against production data, detect swapped values, and verify rollback safety with concrete verification plans.
data-systems-architecture
ratacat/claude-skills
24
This skill helps you design data systems for performance and scalability by guiding schema choices, indexing, OLTP/OLAP trade-offs, and ORM/N+1 handling.
deployment-verification-agent
ratacat/claude-skills
24
This skill helps engineers generate concrete deployment verification checklists with pre/post-deploy SQLs, rollback plans, and monitoring for risky data
design-iterator
ratacat/claude-skills
24
This skill acts as a proactive design-iterator to deliver iterative refinements for UI components, escalating visual balance and polish through focused cycles.
documentation-scraper
ratacat/claude-skills
24
This skill analyzes sitemaps and scrapes documentation sites into a single Markdown file optimized for AI context, ensuring accurate scope and structure.
git-history-analyzer
ratacat/claude-skills
24
This skill analyzes git history to reveal file evolution, contributors, and recurring patterns, helping you understand code changes and guide future
kalshi-prediction-market
ratacat/claude-skills
24
This skill explains Calci/Kalshi prediction markets, mapping terms, pricing, settlement, and real-time data to help you reason clearly.
framework-docs-researcher
ratacat/claude-skills
24
This skill helps you gather framework and library documentation, version specifics, and best practices for reliable implementation.
lint
ratacat/claude-skills
24
This skill runs linting and security checks for Ruby and ERB projects, auto-fixing issues and preparing code before pushing.
reproduce-bug
ratacat/claude-skills
24
This skill reproduces and investigates bugs by analyzing logs, console output, and Playwright screenshots to identify root causes.
resolve_pr_parallel
ratacat/claude-skills
24
This skill resolves all PR comments in parallel by spawning dedicated agents for each item and updating threads.
technical-planning
ratacat/claude-skills
24
This skill helps plan technical projects with risk-first development, milestone structuring, and explicit deferral to maximize clarity and progress.
workflows-brainstorm
ratacat/claude-skills
24
This skill guides collaborative brainstorming to specify feature requirements and approaches before planning implementation efficiently together.
kieran-typescript-reviewer
ratacat/claude-skills
24
This skill performs a rigorous TypeScript code review applying Kieran's strict conventions to ensure type safety, maintainability, and testability.
beautiful-mermaid-ascii
ratacat/claude-skills
24
This skill renders Mermaid diagrams as readable ASCII art in the terminal from files, stdin, or Markdown fences.
ripgrep
ratacat/claude-skills
24
This skill helps you locate text across codebases and large files quickly using ripgrep, reducing time spent scanning files.
gemini-imagegen
ratacat/claude-skills
24
This skill should be used when generating and editing images using the Gemini API (Nano Banana Pro). It applies when creating images from text prompts, editing existing images, applying style transfers, generating logos with text, creating stickers, product mockups, or any image generation/manipulation task. Supports text-to-image, image editing, multi-turn refinement, and composition from multiple reference images.
postgres-query-expert
ratacat/claude-skills
24
This skill helps you construct and optimize PostgreSQL 16 queries, diagnose performance issues, and introspect schemas for robust database work.
agent-native-reviewer
ratacat/claude-skills
24
This skill reviews code to ensure agent-native parity, enabling agents to perform every user action and see the same data.
rclone
ratacat/claude-skills
24
Upload, sync, and manage files across cloud storage providers using rclone. Use when uploading files (images, videos, documents) to S3, Cloudflare R2, Backblaze B2, Google Drive, Dropbox, or any S3-compatible storage. Triggers on "upload to S3", "sync to cloud", "rclone", "backup files", "upload video/image to bucket", or requests to transfer files to remote storage.
debugging
ratacat/claude-skills
24
This skill helps you identify root causes through structured debugging, sequential thinking, and targeted research to fix issues efficiently.
kieran-python-reviewer
ratacat/claude-skills
24
This skill reviews Python code changes to enforce Kieran's high quality standards, emphasizing type hints, readability, and maintainability.
workflows-compound
ratacat/claude-skills
24
This skill documents solved problems by coordinating subagents to create structured docs in docs/solutions with YAML frontmatter for searchability and future
bd-to-br-migration
ratacat/claude-skills
24
This skill migrates documentation from bd to br by applying exact transforms and verifying updates to ensure complete, consistent agent guidance.
best-practices-researcher
ratacat/claude-skills
24
This skill helps you research and synthesize up-to-date best practices from official docs, community standards, and real-world examples for any technology.
brave-search
ratacat/claude-skills
24
This skill helps you search the web for current information with citations, images, and news results.
bug-reproduction-validator
ratacat/claude-skills
24
This skill helps verify reported bugs by systematically reproducing issues, validating steps, and distinguishing bugs from user errors across environments.
frontend-design
ratacat/claude-skills
24
This skill should be used when creating distinctive, production-grade frontend interfaces with high design quality. It applies when the user asks to build web components, pages, or applications. Generates creative, polished code that avoids generic AI aesthetics.
kieran-rails-reviewer
ratacat/claude-skills
24
This skill reviews Rails changes with Kieran's strict conventions, ensuring clarity, maintainability, and adherence to turbo streams and Rails architecture.
learnings-researcher
ratacat/claude-skills
24
This skill surfaces relevant institutional learnings from docs/solutions before implementing a feature, helping avoid repeating mistakes and guiding design
systematic-debugging
ratacat/claude-skills
24
This skill guides systematic debugging by ensuring root-cause analysis before fixes, improving reliability and reducing thrash.
web-interface-design
ratacat/claude-skills
24
This skill helps you design and review web interfaces by applying typography, forms, buttons, color systems, and layout guidelines for clarity.
writing-claude-skills
ratacat/claude-skills
24
This skill helps you document proven writing patterns using test-driven principles, ensuring reusable, verifiable guides for future Claude instances.
skill-installer
ratacat/claude-skills
24
Install Codex skills into $CODEX_HOME/skills from a curated list or a GitHub repo path. Use when a user asks to list installable skills, install a curated skill, or install a skill from another repo (including private repos).
skill-creator
ratacat/claude-skills
24
This skill guides users through creating or updating Claude skills, including structure, resources, and practical workflows for reliable integrations.
agent-native-architecture
ratacat/claude-skills
24
Build applications where agents are first-class citizens. Use this skill when designing autonomous agents, creating MCP tools, implementing self-modifying systems, or building apps where features are outcomes achieved by agents operating in a loop.
annas-archive-ebooks
ratacat/claude-skills
24
This skill helps you find and download books from Anna's Archive, returning precise editions and formats for research and citation.
assembly-ai-streaming
ratacat/claude-skills
24
This skill enables real-time AssemblyAI streaming transcription and LLM gateway processing to build low-latency voice agents and meeting notetakers.
clean-code
ratacat/claude-skills
24
This skill helps you write and review clean code by applying naming, structure, and error-handling practices from Clean Code.
create-agent-skill
ratacat/claude-skills
24
This skill helps you create or edit Claude Code skills with expert guidance on structure and best practices.
data-integrity-guardian
ratacat/claude-skills
24
This skill reviews database migrations, data models, and code that manipulates data to ensure safety, integrity, and privacy compliance.
dhh-rails-reviewer
ratacat/claude-skills
24
This skill provides brutal DHH-style Rails code reviews, enforcing conventions, spotting anti-patterns, and delivering uncompromising feedback to keep apps
every-style-editor-2
ratacat/claude-skills
24
This skill reviews and edits content to conform to Every's house style, offering precise changes and explanations while preserving tone.
medium-paywall-bypass
ratacat/claude-skills
24
This skill helps you access paywalled Medium articles by automatically using Freedium and fallbacks to extract readable content.
pr-comment-resolver
ratacat/claude-skills
24
This skill resolves pull request comments by implementing requested changes, verifying impact, and reporting a concise resolution summary.
pattern-recognition-specialist
ratacat/claude-skills
24
This skill analyzes code to detect design patterns, anti-patterns, naming inconsistencies, and duplication, delivering actionable improvements across the
plan_review
ratacat/claude-skills
24
This skill coordinates parallel reviews of a plan by specialized agents to speed up quality assessment and feedback.
release-docs
ratacat/claude-skills
24
This skill helps you generate up-to-date release documentation for the compound-engineering plugin by syncing agents, commands, skills, and servers.
report-bug
ratacat/claude-skills
24
This skill helps you report bugs for the compound-engineering plugin by gathering details and creating a GitHub issue for faster resolution.
research
ratacat/claude-skills
24
This skill conducts deep web research with graph-based reasoning, stores findings in a database, and synthesizes themed reports through iterative exploration.
resolve_parallel
ratacat/claude-skills
24
This skill analyzes and resolves all TODO comments in parallel, speeding code cleanup while ensuring dependency-aware prioritization across tasks.
resolve_todo_parallel
ratacat/claude-skills
24
This skill resolves all pending CLI TODOs in parallel, analyzes dependencies, and generates a plan to execute items efficiently.
run-simulations
ratacat/claude-skills
24
This skill helps you configure, run, and analyze trading engine simulations by guiding setup choices, batch execution, and comprehensive diagnostics.
terminal-ui
ratacat/claude-skills
24
This skill helps you build distinctive production-grade terminal UIs by applying bold design and polished code for CLIs and TUIs.
test-browser
ratacat/claude-skills
24
This skill runs end-to-end browser tests on pages affected by a PR or branch using the agent-browser CLI.
triage
ratacat/claude-skills
24
This skill helps triage and categorize cli todo findings by presenting each item for decision and generating ready-to-work todo entries.
ts-morph-analyzer
ratacat/claude-skills
24
This skill helps you debug TypeScript code quickly by tracing call chains, extracting signatures and JSDoc without full file reads.
workflows-review
ratacat/claude-skills
24
This skill performs exhaustive code reviews using multi-agent analysis and git-worktrees to deliver deep, actionable insights.
writing-documentation
ratacat/claude-skills
24
This skill applies Elements of Style to craft concise, clear technical docs such as READMEs, API docs, and guides.
xcode-test
ratacat/claude-skills
24
This skill builds, installs, and tests iOS apps on a simulator using XcodeBuildMCP, capturing logs and screenshots for quick verification.
agent-browser
ratacat/claude-skills
24
Browser automation using Vercel's agent-browser CLI. Use when you need to interact with web pages, fill forms, take screenshots, or scrape data. Alternative to Playwright MCP - uses Bash commands with ref-based element selection. Triggers on "browse website", "fill form", "click button", "take screenshot", "scrape page", "web automation".
code-simplicity-reviewer
ratacat/claude-skills
24
This skill performs a final review to identify simplifications, remove redundancy, and enforce YAGNI for minimal, readable code.
design-implementation-reviewer
ratacat/claude-skills
24
This skill verifies UI implementations against Figma designs, delivering precise, actionable feedback on visual fidelity and design system conformance.
deepen-plan
ratacat/claude-skills
24
This skill deepens a plan by deploying parallel research agents per section to add depth, best practices, and concrete implementation details.
design-patterns
ratacat/claude-skills
24
This skill helps you apply design patterns to architect, refactor, and solve recurring problems with loose coupling and clear responsibilities.
figma-design-sync
ratacat/claude-skills
24
This skill synchronizes web implementations with Figma designs by detecting visual differences and applying precise, iterative fixes for pixel-perfect results.
heal-skill
ratacat/claude-skills
24
This skill fixes incorrect SKILL.md files and outdated API references to keep skills accurate and up-to-date for reliable automation.
modern-web-app-architecture
ratacat/claude-skills
24
This skill guides designing modern web apps with per-route rendering choices, clear boundaries, and performance-focused trade-offs for scalable teams.
repo-research-analyst
ratacat/claude-skills
24
This skill conducts comprehensive repository research, analyzing architecture, guidelines, templates, and patterns to reveal conventions and best practices.
project-setup
ratacat/claude-skills
24
This skill helps teams bootstrap new projects with strict typing, linting, formatting, and testing across Python, TypeScript, and other languages.
spec-flow-analyzer
ratacat/claude-skills
24
This skill analyzes specifications to map all user flows, identify gaps, and pose clarifying questions to ensure comprehensive, user-centric designs.
ebook-extractor
ratacat/claude-skills
24
This skill extracts plain text from EPUB, MOBI, and PDF ebooks for analysis or reading without relying on LLMs.
workflows-work
ratacat/claude-skills
24
This skill helps you execute work plans efficiently while maintaining quality, generating actionable tasks, and ensuring incremental progress toward shipping
architecture-strategist
ratacat/claude-skills
24
This skill analyzes code changes from an architectural perspective, ensures alignment with patterns, and preserves system integrity across components and
claude-md-authoring
ratacat/claude-skills
24
This skill helps you author and review CLAUDE.md configurations for Claude Code, applying WHAT/WHY/HOW and budget guidance.
every-style-editor
ratacat/claude-skills
24
This skill should be used when reviewing or editing copy to ensure adherence to Every's style guide. It provides a systematic line-by-line review process for grammar, punctuation, mechanics, and style guide compliance.
andrew-kane-gem-writer
ratacat/claude-skills
24
This skill should be used when writing Ruby gems following Andrew Kane's proven patterns and philosophy. It applies when creating new Ruby gems, refactoring existing gems, designing gem APIs, or when clean, minimal, production-ready Ruby library code is needed. Triggers on requests like "create a gem", "write a Ruby library", "design a gem API", or mentions of Andrew Kane's style.
brainstorming
ratacat/claude-skills
24
This skill helps you brainstorm by asking clarifying questions, refining vague ideas into concrete topics, and surfacing actionable paths before planning.
security-sentinel
ratacat/claude-skills
24
This skill performs comprehensive security audits to identify and remediate vulnerabilities in code, configurations, and dependencies before deployment.
web-design-guidelines
ratacat/claude-skills
24
Review UI code for Web Interface Guidelines compliance. Use when asked to "review my UI", "check accessibility", "audit design", "review UX", or "check my site against best practices".
vercel-react-best-practices
ratacat/claude-skills
24
This skill helps you apply Vercel's React and Next.js performance best practices to writing, reviewing, and refactoring components for faster apps.