claude-skills-vault

In the author's own words, from each skill's SKILL.md — showing the first 30 of 96 files.

• agy-cli

  Run Google's Antigravity CLI (`agy`) — an agentic coding assistant powered by Gemini 3 (with Claude/GPT model access). Use when the user says "run/ask/use agy", "antigravity", wants a second-opinion audit from Gemini's agentic stack, or wants Claude to delegate a build/refactor task with the three effort tiers: default chat (fast), `/grill-me` (interactive planning), or `/goal` (autonomous long-r…

  .claude/skills/agy-cli/SKILL.md on GitHub (opens in a new tab)

• aws-cli

  Safety-first AWS CLI v2 skill for full control of AWS from the terminal — EC2, S3, IAM, Lambda, RDS, DynamoDB, CloudFormation, Route 53, EKS/ECS, logs, billing & 300+ services. Classifies every command by risk tier via a deterministic classifier script and gates destructive/breaking/cost-incurring ops behind AskUserQuestion confirmation. Account/region/profile preflight prevents wrong-account acc…

  .claude/skills/aws-cli/SKILL.md on GitHub (opens in a new tab)

• better-auth

  Better Auth integration guide for TypeScript/JavaScript authentication. Covers server/client configuration, database adapters, session management, plugins, OAuth, and scaffolding auth from scratch. Use when setting up authentication with Better Auth, configuring auth.ts, adding OAuth providers, or creating sign-in/sign-up flows.

  .claude/skills/better-auth/SKILL.md on GitHub (opens in a new tab)

• brainstorm

  Transform ideas into fully-formed designs through collaborative dialogue. This skill should be used when brainstorming features, exploring implementation approaches, designing system architecture, or when the user has a vague idea that needs refinement. Uses incremental validation with 200-300 word sections.

  .claude/skills/brainstorm/SKILL.md on GitHub (opens in a new tab)

• claude-seo

  SEO toolkit with 24 specialist sub-skills (upstream v2.0) — full site audits, technical SEO, content optimization & briefs, schema markup, sitemaps, image SEO, hreflang, local/maps SEO, backlinks, topic clustering, SERP experience (SXO), drift monitoring, Google APIs (GSC/PageSpeed/CrUX), e-commerce, programmatic SEO, and GEO for AI Overviews/ChatGPT/Perplexity. Use when auditing websites, optimi…

  .claude/skills/claude-seo/SKILL.md on GitHub (opens in a new tab)

• code-quality

  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.

  .claude/skills/code-quality/SKILL.md on GitHub (opens in a new tab)

• codex-cli

  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. Inspect the live Codex model catalog, explicitly pin an eligible model and reasoning e…

  .claude/skills/codex-cli/SKILL.md on GitHub (opens in a new tab)

• color-accessibility-audit

  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 hard to read, colors clashing, poor contrast, accessibility compliance (WCAG), or…

  .claude/skills/color-accessibility-audit/SKILL.md on GitHub (opens in a new tab)

• vercel-composition-patterns

  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.

  .claude/skills/composition-patterns/SKILL.md on GitHub (opens in a new tab)

• data-wrangler

  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 (multi-sheet, freeze, auto-filter, validation, styling), and file-converter integ…

  .claude/skills/data-wrangler/SKILL.md on GitHub (opens in a new tab)

• doc-navigator

  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.

  .claude/skills/doc-navigator/SKILL.md on GitHub (opens in a new tab)

• domain-checker

  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 args / file / stdin), bare-name + TLD-list expansion, and table/JSON/CSV output. P…

  .claude/skills/domain-checker/SKILL.md on GitHub (opens in a new tab)

• fastapi-senior-dev

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

  .claude/skills/fastapi-senior-dev/SKILL.md on GitHub (opens in a new tab)

• file-converter

  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.

  .claude/skills/file-converter/SKILL.md on GitHub (opens in a new tab)

• firebase-cli

  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 Suite & MCP server. Classifies every command by risk tier via a deterministic clas…

  .claude/skills/firebase-cli/SKILL.md on GitHub (opens in a new tab)

• firecrawl

  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 need clicks or logins. Also use when they say "fetch this page", "pull the content…

  .claude/skills/firecrawl-cli/SKILL.md on GitHub (opens in a new tab)

• frontend-design

  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.

  .claude/skills/frontend-design/SKILL.md on GitHub (opens in a new tab)

• gemini-cli

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

  .claude/skills/gemini-cli/SKILL.md on GitHub (opens in a new tab)

• github-cli

  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.

  .claude/skills/github-cli/SKILL.md on GitHub (opens in a new tab)

• materialreacttable-mastery

  Material React Table V3 expert skill. Use when building feature-rich data tables w/ MUI styling, server-side ops, CRUD editing, virtualization, or complex filtering/sorting.

  .claude/skills/materialreacttable-mastery/SKILL.md on GitHub (opens in a new tab)

• mcp-builder

  Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools. Use when building MCP servers to integrate external APIs or services, whether in Python (FastMCP) or Node/TypeScript (MCP SDK).

  .claude/skills/mcp-builder/SKILL.md on GitHub (opens in a new tab)

• mermaid-diagram

  Generate beautiful Mermaid diagrams — flowcharts, sequence, ER, class, state, pie, gantt, mindmap, timeline, gitgraph, C4, kanban, block, quadrant, sankey, XY charts. Renders to PNG locally and Markdown for GitHub. Use when the user asks for diagrams, visualizations, schemas, flowcharts, architecture overviews, database schemas, API flows, project timelines, git branching strategies, org charts,…

  .claude/skills/mermaid-diagram/SKILL.md on GitHub (opens in a new tab)

• monday-com

  Monday.com workspace management via official MCP server. This skill should be used when creating, updating, moving, archiving, or deleting items/boards/groups on Monday.com, managing columns, adding comments, or querying workspace data. Supports both hosted and local MCP deployment with interactive setup guidance.

  .claude/skills/monday-com/SKILL.md on GitHub (opens in a new tab)

• mongodb-atlas-cli

  Comprehensive MongoDB Atlas + mongosh skill for performance auditing, all index types (b-tree/text/2dsphere/hashed/TTL/partial/wildcard/Atlas-Search/Vector-Search), Performance Advisor analysis, query explain, schema advice, backup status, alerts, week-over-week diffs, and additive index creation. Read-only by default; create-index ops gated behind explicit `--confirm`. Hard-blocks any destructiv…

  .claude/skills/mongodb-atlas-cli/SKILL.md on GitHub (opens in a new tab)

• multi-agent-patterns

  Master orchestrator, peer-to-peer, and hierarchical multi-agent architectures

  .claude/skills/multi-agent-patterns/SKILL.md on GitHub (opens in a new tab)

• n8n-cli

  Safety-first n8n management skill — list/inspect workflows, executions, credentials, tags, projects, variables, source-control status; trigger runs (CLI/webhook); activate/deactivate; backup/restore; audit; diff. Two backends auto-detect: REST API (cloud + remote self-hosted, urllib stdlib) & `n8n` CLI (self-hosted only, full surface incl. encrypted/decrypted credential export). Read-only by defa…

  .claude/skills/n8n-cli/SKILL.md on GitHub (opens in a new tab)

• natural-language

  Shapes how every reply to the user gets written - plain everyday words instead of corporate or AI-sounding phrasing, real sentences instead of bullet-heavy formatting, no forced dash punctuation, and at most a rare bit of dry humor when it genuinely fits. Use this for every conversational response written to the user in this project, not only on special request - check it before replying, the sam…

  .claude/skills/natural-language/SKILL.md on GitHub (opens in a new tab)

• neon-postgres-agent-platforms

  Build and operate multi-tenant AI agent platforms on Neon. Use this skill whenever the user is designing an agent/app builder, provisioning a Neon project or database per user/app/agent run, managing thousands of tenant projects, separating sponsored free users from paid customers, moving projects between orgs, choosing personal vs organization vs project-scoped API keys, tracking fleet consumpti…

  .claude/skills/neon-postgres-agent-platforms/SKILL.md on GitHub (opens in a new tab)

• next-cache-components

  Next.js 16 Cache Components - PPR, use cache directive, cacheLife, cacheTag, updateTag

  .claude/skills/next-cache-components/SKILL.md on GitHub (opens in a new tab)

• next-upgrade

  Upgrade Next.js to the latest version following official migration guides and codemods

  .claude/skills/next-upgrade/SKILL.md on GitHub (opens in a new tab)

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