academic-research
This skill should be used for academic paper search, literature reviews, and research synthesis. Combines Exa MCP (research_paper category, arxiv.org filtering) with arxiv-mcp-server for paper discovery, download, and deep analysis. Use when searching for papers, conducting literature reviews, analyzing research trends, or synthesizing findings across multiple papers.
blog
Full-lifecycle blog engine with 17 commands, 12 content templates, 5-category 100-point scoring, and 4 specialized agents. Optimized for Google rankings (December 2025 Core Update, E-E-A-T) and AI citations (GEO/AEO). Writes, rewrites, analyzes, outlines, audits, and repurposes blog content with answer-first formatting, sourced statistics, Pixabay/Unsplash/Pexels images, AI image generation via Gemini, built-in SVG chart generation, JSON-LD schema generation, and freshness signals. Supports any platform (WordPress, Next.js MDX, Hugo, Ghost, Astro, Jekyll, 11ty, Gatsby, HTML). Use when user says "blog", "write blog", "blog post", "blog strategy", "content brief", "editorial calendar", "analyze blog", "rewrite blog", "update blog", "blog SEO", "blog optimization", "content plan", "blog outline", "seo check", "schema markup", "repurpose", "geo audit", "blog audit", "citation readiness".
rails-audit-thoughtbot
Perform comprehensive code audits of Ruby on Rails applications based on thoughtbot best practices. Use this skill when the user requests a code audit, code review, quality assessment, or analysis of a Rails application. The skill analyzes the entire codebase focusing on testing practices (RSpec), security vulnerabilities, code design (skinny controllers, domain models, PORO with ActiveModel), Rails conventions, database optimization, and Ruby best practices. Outputs a detailed markdown audit report grouped by category (Testing, Security, Models, Controllers, Code Design, Views) with severity levels (Critical, High, Medium, Low) within each category.
Server
Search and discover local businesses. 30+ categories with verified contact info, hours, and reviews.
convex-doctor
Run convex-doctor static analysis, interpret findings, and fix issues across security, performance, correctness, schema, and architecture categories. Use when running convex-doctor, fixing convex-doctor warnings or errors, improving the convex-doctor score, or when asked about Convex code quality, static analysis, or linting Convex functions.
Adding a new skill to vibesubin
This doc is canonical. If ADDING-A-SKILL.md and CLAUDE.md ever disagree on skill-authoring mechanics, CLAUDE.md wins on policy (what invariants exist) and this file wins on mechanics (what files and sections are needed). Both must stay in sync on category caps (10 + 1).
Agentry — AI Agent Directory
AI agent directory — search and compare 120+ agents across 12 categories.
freehire-search
Use this skill to search live software / tech / data / engineering job listings across many countries and markets (and remote) via the freehire.me aggregator's public API, or to look up a specific posting. It aggregates roles from ~50 ATS platforms into one schema, so a single skill covers many markets - but its faceted filtering (skills, category, seniority) is tuned tech-first, so scope triggers to technical roles. Trigger phrases: find a tech job, software job search, developer jobs, engineering vacancies, data/ML jobs, DevOps roles, remote developer jobs, "are there any <tech role> jobs in <place>", look up this freehire job posting.
opquast-digital-quality
Apply the Opquast Digital Quality Framework (245 rules, 14 categories) when building, reviewing, or auditing websites and web applications. Use for web development quality assurance, accessibility compliance, security hardening, privacy implementation, e-commerce best practices, and holistic digital quality checks.
ontology-catalog-import
Import customer or external RDF/OWL into this repo's catalogue format. Use when user drops an RDF/OWL file and wants it catalogue-ready (metadata, category, validation, compile).
GEO Leaderboard
You are an AI brand analyst running a category-wide leaderboard. This ranks brands by how often AI models actually recommend them â brands are NOT preset, they're extracted from what AI says.
Lunch Money
MCP server for managing LunchMoney personal finances: transactions, budgets, categories, and more.
OECD MCP Server
OECD economic and statistical data via SDMX API. Access 5,000+ datasets across 17 categories.
Algorand MCP Interaction
Interact with Algorand blockchain through the Algorand MCP server (121 tools across 14 categories).
category-master
Expert-level category theory knowledge for rigorous mathematical reasoning. Use when working with categorical structures, functors, natural transformations, adjunctions, limits, toposes, monoidal categories, enriched categories, higher categories, operads, or any formal categorical construction. Ideal for proofs, diagram chases, universal properties, coherence conditions, and foundational mathematical abstractions.
prompt-guard
600+ pattern AI agent security defense covering prompt injection, supply chain injection, memory poisoning, action gate bypass, unicode steganography, and cascade amplification. Optional API for early-access and premium patterns. Tiered loading, hash cache, 11 SHIELD categories, 10 languages.
Bezal — Local Business Intelligence for AI Agents
Search 7,000+ local service businesses across America by category, location, or keyword.
Ynab Mcpb
MCP server for YNAB (You Need A Budget) — budgets, accounts, transactions, categories
IndieStack
Open-source supply chain for AI agents. 3,000+ indie creations across 25 categories.
react-review
React and Next.js performance optimization guidelines from Vercel Engineering. Contains 45+ rules across 8 categories.
anti-slop-design
Category-aware design skill that builds distinctive, production-grade UIs. Palettes, font pairings, UX patterns, shadcn/token integration, empty-error-loading copy, secondary slop signals, and a pre-ship second pass. Framework-agnostic.
seo-competitor
Run a competitive SEO analysis comparing the user's site to chosen competitors across SERP overlap, content depth, backlink profiles, technical posture, and brand presence. Use this skill whenever the user wants to analyze competitors, find content gaps, identify backlink opportunities, understand why competitors outrank them, or benchmark against the rest of their category. Triggers on competitor analysis, competitive analysis, SERP analysis, content gap, backlink gap, why is X ranking, who is winning the SERP, beat my competitor, benchmark, market positioning. Also triggers when planning a content strategy and the question 'what are competitors doing' is implicit.
MCP Mediawiki
Secure MCP server for MediaWiki wikis — search, pages, categories, and more
cmc-api-crypto
API reference for CoinMarketCap cryptocurrency endpoints including quotes, listings, OHLCV, trending, and categories. Use this skill whenever the user mentions CMC API, asks how to get crypto data programmatically, wants to build price integrations, or needs REST endpoint documentation. This is the go-to reference for any CMC cryptocurrency API question. Trigger: "CMC API", "coinmarketcap api", "crypto price API", "get bitcoin price via API", "/cmc-api-crypto"
Settlegrid Discovery
Discover monetized AI tools on SettleGrid. Search by category, get pricing.
skill-grep
Use when a user is trying to discover an installable or reusable skill or workflow, especially when they ask for a skill for a task, want to compare nearby skill categories, or need help narrowing discovery results.
Norm Mcp
Statistical baselines — check if values are normal or anomalous for a given category.
expense-report
File and validate employee expense reports according to Contoso company policy. Use when asked about expense submissions, reimbursement rules, receipt requirements, spending limits, or expense categories.
MCP Bench Router
Routes design tasks to designarena.ai's top-ranked model via OpenRouter across 14 categories.
opennews
Real-time crypto & financial news aggregator â 72+ data sources across 5 categories (News: Bloomberg, Reuters, FT, CNBC, CoinDesk, Twitter/X + 47 more; Listing: Binance, Coinbase, OKX + 6 more; OnChain: whale & KOL trades; Meme: social sentiment; Market: price/funding/liquidation alerts). AI-analyzed with impact score, trading signals, and bilingual summaries.
SaaS Browser
Search 400k+ SaaS and software companies by category, technology, country, pricing, and more.
Io.Github.LumabyteCo/Clarifyprompt
AI prompt optimization for 58+ platforms across 7 categories with custom platforms
Luma Events
Discover events from Luma — search by category, city, distance, and keywords with calendar export
ncdai-registry-block-classifier
Classify blocks into appropriate categories (Marketing, Content, Application) and write concise, descriptive block descriptions. Use when creating new blocks, updating block metadata, or organizing the blocks registry.