georgekhananaev/claude-skills-vault

georgekhananaev/claude-skills-vault

Skill Claude Code

Detect, validate, and generate Schema.org structured data. JSON-LD format preferred. Use when user says "schema", "structured data", "rich results", "JSON-LD", or "markup".

georgekhananaev/claude-skills-vault

Skill Claude Code

Analyze existing XML sitemaps or generate new ones with industry templates. Validates format, URLs, and structure. Use when user says "sitemap", "generate sitemap", "sitemap issues", or "XML sitemap".

georgekhananaev/claude-skills-vault

Skill Claude Code

Search Experience Optimization: reads Google SERPs backwards to detect page-type mismatches, derives user stories from search intent signals, and scores pages from multiple persona perspectives. Identifies why well-optimized pages fail to rank by analyzing what Google rewards for each keyword. Use when user says…

georgekhananaev/claude-skills-vault

Skill Claude Code needs its repo

Technical SEO audit across 9 categories: crawlability, indexability, security, URL structure, mobile, Core Web Vitals, structured data, JavaScript rendering, and IndexNow protocol. Use when user says "technical SEO", "crawl issues", "robots.txt", "Core Web Vitals", "site speed", or "security headers".

georgekhananaev/claude-skills-vault

Skill Claude Code

Multi-language code quality standards and review for TypeScript, Python, Go, and Rust. Enforces type safety, security, performance, and maintainability. Use when writing, reviewing, or refactoring code. Includes review process, checklist, and Python PEP 8 deep-dive.

georgekhananaev/claude-skills-vault

Skill Claude CodeCodex

Run OpenAI Codex CLI for coding tasks, implementation, reviews, and second-opinion audits with mandatory task-based routing across GPT-5.6-or-newer models. Use when a user asks to run, ask, or use Codex; says "codex prompt"; wants a Codex code/logic/plan audit; or wants Claude to delegate work to OpenAI models.…

georgekhananaev/claude-skills-vault

Skill Claude Code

Analyze color combinations for readability and accessibility compliance per WCAG 2.1/2.2 standards (Contrast Minimums 1.4.3 and Enhanced Contrast 1.4.6). Use this skill whenever the user shares a design, color palette, CSS, HTML, Tailwind config, theme file, screenshot of a UI, or mentions anything about text being…

georgekhananaev/claude-skills-vault

Skill Claude Code

React composition patterns that scale. Use when refactoring components with boolean prop proliferation, building flexible component libraries, or designing reusable APIs. Triggers on tasks involving compound components, render props, context providers, or component architecture. Includes React 19 API changes.

georgekhananaev/claude-skills-vault

Skill Claude Code needs its repo

Production-grade tabular data manipulation using pandas & openpyxl. This skill should be used when editing, creating, filtering, sorting, merging, pivoting, deduplicating, validating, or transforming CSV, Excel (xlsx/xls), JSON, Parquet, or TSV files. Supports 18 operations via CLI scripts, advanced Excel formatting…

georgekhananaev/claude-skills-vault

Skill Claude Code

Efficiently navigate codebase documentation during Research phase. Use instead of Grep/Glob for finding architectural decisions, feature specs, and technical docs. Maps topics to doc locations for fast context retrieval. If codebase lacks documentation structure, provides patterns to establish one.

georgekhananaev/claude-skills-vault

Skill Claude Code

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)…

georgekhananaev/claude-skills-vault

Skill Claude Code

Write clean, error-free markdown that IDEs and linters can parse without warnings. Use when writing documentation, README files, or skill files with code examples.

georgekhananaev/claude-skills-vault

Skill Claude Code

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.

georgekhananaev/claude-skills-vault

Skill Claude Code

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.

georgekhananaev/claude-skills-vault

Skill Claude Code

Token-Oriented Object Notation (TOON) format for LLM-optimized data encoding. Converts JSON to compact, human-readable format that minimizes tokens (40% reduction) while improving LLM comprehension accuracy.

georgekhananaev/claude-skills-vault

Skill Claude Code

Comprehensive spreadsheet creation, editing, and analysis with support for formulas, formatting, data analysis, and visualization. When Claude needs to work with spreadsheets (.xlsx, .xlsm, .csv, .tsv, etc) for: (1) Creating new spreadsheets with formulas and formatting, (2) Reading or analyzing data, (3) Modify…

georgekhananaev/claude-skills-vault

Skill Claude Code

Bulk domain availability checker. Use when the user wants to check whether one or many domain names are available for registration (e.g., "is acme.com free", "check these 50 domains", "find an available .io for my brand"). Supports any TLD (.com/.net/.io/.ai/.dev/.app/...), parallel checking, three input modes (CLI…

georgekhananaev/claude-skills-vault

Skill Claude Code

Senior Python Backend Engineer skill for FastAPI. Use when scaffolding production-ready APIs, enforcing clean architecture, optimizing async patterns, or auditing FastAPI codebases.

georgekhananaev/claude-skills-vault

Skill Claude Code needs its repo

Convert & transform files - images (resize, format, HEIC), markdown (PDF/HTML), data (CSV/JSON/YAML/TOML/XML), SVG, base64, text encoding. Cross-platform, single & batch mode. This skill should be used when converting file formats, resizing images, generating PDFs from markdown, or transforming data between formats.

georgekhananaev/claude-skills-vault

Skill Claude Code

Safety-first Firebase CLI (firebase-tools v15) skill for full project control — deploy, Hosting (sites/channels/rollback), Cloud Functions (+secrets), Firestore (databases/indexes/backups/delete), Realtime Database, Auth import/export, Remote Config, App Distribution, App Hosting, Extensions, Data Connect, Emulator…

georgekhananaev/claude-skills-vault

Skill Claude Code

Search, scrape, and interact with the web via the Firecrawl CLI. Use this skill whenever the user wants to search the web, find articles, research a topic, look something up online, scrape a webpage, grab content from a URL, get data from a website, crawl documentation, download a site, or interact with pages that…

georgekhananaev/claude-skills-vault

Skill Claude Code

Guidance for distinctive, intentional visual design when building new UI or reshaping an existing one. Helps with aesthetic direction, typography, and making choices that don't read as templated defaults.

georgekhananaev/claude-skills-vault

Skill Claude Code

Run Gemini CLI for AI queries. Use when user asks to "run/ask/use gemini", compare Claude vs Gemini, or delegate tasks to Gemini.

georgekhananaev/claude-skills-vault

Skill Claude Code needs its repo

Safety-first GitHub CLI skill wrapping gh (v2.86+). Use when performing GitHub operations — PRs, issues, releases, repos, Actions, API calls. Enforces risk classification with mandatory confirmation for destructive/forbidden operations.