creating-hooks
Guide for implementing Claude Code hooks. Use when creating event-driven automation, auto-linting, validation, or context injection. Covers all hook events, matchers, exit codes, and environment variables.
context-optimization
Guide for managing and optimizing context in Claude Code. Use when experiencing slow responses, context warnings, or planning large tasks. Covers /compact, /clear, context budgeting, subagent delegation, and efficient session workflows.
refactoring-safely
Safe refactoring strategies with Claude Code - large-scale changes, validation, rollback
roc-syntax
Complete Roc language syntax reference. Contains all syntax rules inline - no external lookups needed.
skill-helper
Helper for creating new Copilot CLI skills
context-summary
Use when context window is getting full. Creates a summary file and instructions for starting a new session.
roc-zulip
Read messages from the Roc Zulip chat at roc.zulipchat.com
roc-compiler
Use the Zig-based Roc interpreter instead of the Rust-based compiler.
optimize-costs
Analyze Cloudflare architecture and predict monthly costs with optimization recommendations. Use this skill when the user asks about costs, billing, pricing, or wants to understand their Cloudflare spend. Works with wrangler configs, observability data, and AI Gateway logs.
guardian
Proactively audit Cloudflare configurations for security vulnerabilities, resilience gaps, cost traps, AND budget/privacy risks. Use this skill when reviewing wrangler configs, before deployments, investigating issues, or when ANY architecture decision involves Durable Objects, R2, Workers AI, or high-volume operations. This skill PROACTIVELY warns about cost impacts before users ask.
custom-hostnames
Manage Custom Hostnames and SSL for SaaS applications on Cloudflare. Use this skill when building white-label platforms, implementing vanity domains for customers, managing SSL certificate lifecycle, or troubleshooting custom hostname verification issues.
architect
Design industry-grade Cloudflare architectures with wrangler.toml generation, Mermaid diagrams, AND Edge-Native Constraint validation. Use this skill when designing new systems, planning migrations, evaluating architecture options, or when the user mentions Node.js libraries that may not work on Workers.
media-streaming
Implement Cloudflare Stream for video delivery and Images for image transformations. Use this skill when building media platforms, implementing video players, generating signed URLs, or optimizing image delivery with transformations.
patterns
Cloudflare architecture patterns for common problems. Reference when decomposing monolithic Workers, optimizing D1 writes, or adding external API resilience.
zero-trust
Identify and remediate Zero Trust security gaps in Cloudflare deployments. Use this skill when auditing Access policies, checking staging/dev environment protection, detecting unprotected admin routes, or implementing mTLS and service tokens for machine-to-machine auth.
implement
Scaffold Cloudflare Workers with Hono, Drizzle ORM, and TypeScript best practices. Use this skill when implementing new Workers, adding endpoints, or setting up database schemas.
scale
Recommend sharding, caching strategies, and read-replication patterns for Cloudflare architectures. Use this skill when preparing for growth, hitting limits, or optimizing for high traffic.
probes
Pre-built audit probes for Cloudflare services. Reference these query patterns when validating D1 indexes, observability metrics, AI Gateway costs, and queue health via MCP tools.
rate-regime-adjustment
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file-operations
Analyze files and get detailed metadata including size, line counts, modification times, and content statistics. Use when users request file information, statistics, or analysis without modifying files.
code-execution
Execute Python code locally with marketplace API access for 90%+ token savings on bulk operations. Activates when user requests bulk operations (10+ files), complex multi-step workflows, iterative processing, or mentions efficiency/performance.
playwright-skill
Complete browser automation with Playwright. Auto-detects dev servers, writes clean test scripts to /tmp. Test pages, fill forms, take screenshots, check responsive design, validate UX, test login flows, check links, automate any browser task. Use when user wants to test websites, automate browser interactions, validate web functionality, or perform any browser-based testing.
Comprehensive PDF manipulation toolkit for extracting text and tables, creating new PDFs, merging/splitting documents, and handling forms. When Claude needs to fill in a PDF form or programmatically process, generate, or analyze PDF documents at scale.
aws-serverless-eda
AWS serverless and event-driven architecture expert based on Well-Architected Framework. Use when building serverless APIs, Lambda functions, REST APIs, microservices, or async workflows. Covers Lambda with TypeScript/Python, API Gateway (REST/HTTP), DynamoDB, Step Functions, EventBridge, SQS, SNS, and serverless patterns. Essential when user mentions serverless, Lambda, API Gateway, event-driven, async processing, queues, pub/sub, or wants to build scalable serverless applications with AWS best practices.
pptx
Presentation creation, editing, and analysis. When Claude needs to work with presentations (.pptx files) for: (1) Creating new presentations, (2) Modifying or editing content, (3) Working with layouts, (4) Adding comments or speaker notes, or any other presentation tasks
notebooklm
Use this skill to query your Google NotebookLM notebooks directly from Claude Code for source-grounded, citation-backed answers from Gemini. Browser automation, library management, persistent auth. Drastically reduced hallucinations through document-only responses.
file-organizer
Intelligently organizes your files and folders across your computer by understanding context, finding duplicates, suggesting better structures, and automating cleanup tasks. Reduces cognitive load and keeps your digital workspace tidy without manual effort.
code-transfer
Transfer code between files with line-based precision. Use when users request copying code from one location to another, moving functions or classes between files, extracting code blocks, or inserting code at specific line numbers.
pict-test-designer
Design comprehensive test cases using PICT (Pairwise Independent Combinatorial Testing) for any piece of requirements or code. Analyzes inputs, generates PICT models with parameters, values, and constraints for valid scenarios using pairwise testing. Outputs the PICT model, markdown table of test cases, and expected results.
timeline-creator
Create HTML timelines and project roadmaps with Gantt charts, milestones, phase groupings, and progress indicators. Use when users request timelines, roadmaps, Gantt charts, project schedules, or milestone visualizations.
feature-planning
Break down feature requests into detailed, implementable plans with clear tasks. Use when user requests a new feature, enhancement, or complex change.
review-implementing
Process and implement code review feedback systematically. Use when user provides reviewer comments, PR feedback, code review notes, or asks to implement suggestions from reviews.
content-research-writer
Assists in writing high-quality content by conducting research, adding citations, improving hooks, iterating on outlines, and providing real-time feedback on each section. Transforms your writing process from solo effort to collaborative partnership.
raffle-winner-picker
Picks random winners from lists, spreadsheets, or Google Sheets for giveaways, raffles, and contests. Ensures fair, unbiased selection with transparency.
slack-gif-creator
Toolkit for creating animated GIFs optimized for Slack, with validators for size constraints and composable animation primitives. This skill applies when users request animated GIFs or emoji animations for Slack from descriptions like "make me a GIF for Slack of X doing Y".
docx
Comprehensive document creation, editing, and analysis with support for tracked changes, comments, formatting preservation, and text extraction. When Claude needs to work with professional documents (.docx files) for: (1) Creating new documents, (2) Modifying or editing content, (3) Working with tracked changes, (4) Adding comments, or any other document tasks
code-auditor
Performs comprehensive codebase analysis covering architecture, code quality, security, performance, testing, and maintainability. Use when user wants to audit code quality, identify technical debt, find security issues, assess test coverage, or get a codebase health check.
domain-name-brainstormer
Generates creative domain name ideas for your project and checks availability across multiple TLDs (.com, .io, .dev, .ai, etc.). Saves hours of brainstorming and manual checking.
family-history-planning
Provides assistance with planning family history and genealogy research projects.
d3-viz
Creating interactive data visualisations using d3.js. This skill should be used when creating custom charts, graphs, network diagrams, geographic visualisations, or any complex SVG-based data visualisation that requires fine-grained control over visual elements, transitions, or interactions. Use this for bespoke visualisations beyond standard charting libraries, whether in React, Vue, Svelte, vanilla JavaScript, or any other environment.
code-refactor
Perform bulk code refactoring operations like renaming variables/functions across files, replacing patterns, and updating API calls. Use when users request renaming identifiers, replacing deprecated code patterns, updating method calls, or making consistent changes across multiple locations.
imagen
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image-enhancer
Improves the quality of images, especially screenshots, by enhancing resolution, sharpness, and clarity. Perfect for preparing images for presentations, documentation, or social media posts.
competitive-ads-extractor
Extracts and analyzes competitors' ads from ad libraries (Facebook, LinkedIn, etc.) to understand what messaging, problems, and creative approaches are working. Helps inspire and improve your own ad campaigns.
youtube-transcript
Download YouTube video transcripts when user provides a YouTube URL or asks to download/get/fetch a transcript from YouTube. Also use when user wants to transcribe or get captions/subtitles from a YouTube video.
terminal-title
Automatically updates terminal window title to reflect the current high-level task. Use at the start of every Claude Code session when the user provides their first prompt, and whenever the user switches to a distinctly new high-level task. Helps developers manage multiple Claude Code terminals by providing clear, at-a-glance identification of what each terminal is working on.
csv-data-summarizer
Analyzes CSV files, generates summary stats, and plots quick visualizations using Python and pandas.
prompt-engineering
Use this skill when you writing commands, hooks, skills for Agent, or prompts for sub agents or any other LLM interaction, including optimizing prompts, improving LLM outputs, or designing production prompt templates.
ship-learn-next
Transform learning content (like YouTube transcripts, articles, tutorials) into actionable implementation plans using the Ship-Learn-Next framework. Use when user wants to turn advice, lessons, or educational content into concrete action steps, reps, or a learning quest.
skill-share
A skill that creates new Claude skills and automatically shares them on Slack using Rube for seamless team collaboration and skill discovery.
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