Skill Codex
Relational schema design and data modeling — normalization, denormalization, indexing strategy, safe migrations, N+1 fixes, and PostgreSQL patterns for production. Use when designing or evolving a schema, choosing indexes, writing a zero-downtime migration, modeling relationships, or deciding when to denormalize.
Skill Codex
Build Solidity/TypeScript DeFi integrations — Uniswap V3/V4, Aave V3, Compound V3, Curve, 1inch/Velora, ERC-4626 vaults: swaps, lending, liquidity, flash loans, yield. Use when writing contract or wallet code that swaps, LPs, borrows, or flash-loans; simulate, set slippage from a live quote, confirm with the user…
Skill Codex
Build and audit React/Tailwind design systems: design tokens, CVA component libraries, Storybook 10 docs/tests, WCAG 2.2 accessibility, theming, Figma-to-code token pipelines, npm publishing. Use when building or reviewing a component library, token pipeline, Storybook setup, theming, or Figma handoff on React 18/19 +…
Skill Codex
Production Docker: multi-stage builds, security hardening, BuildKit cache/secrets, Compose Spec, SBOM/provenance/signing, networking, logging, and private registry. Use when writing Dockerfiles, hardening images, debugging containers, or shipping containers to production.
Skill Codex
Lifecycle email sequences — welcome/onboarding/nurture/re-engagement/cart/winback flows, plus deliverability and 2026 bulk-sender compliance (Google/Yahoo/Microsoft: SPF+DKIM+DMARC, RFC 8058 one-click unsubscribe). Use when the user mentions drip campaign, nurture, lifecycle email, email automation, or email…
Skill Codex
EU digital/data law for product & engineering teams — GDPR, DSA, DMA, EU AI Act, ePrivacy, NIS2, consumer protection, EAA — with article refs, mid-2026 deadlines, penalty tiers, and inline DSAR/DPIA/RoPA/cookie/SCC/AI-classifier checklists. Use when building consent flows, handling DSAR/breach duties, classifying AI…
Skill Codex
EU corporate tax, VAT/OSS/IOSS, payroll, filing deadlines, e-invoicing, and cross-border rules (ATAD, Pillar Two, DAC) across all 27 member states. Use when scoping where to register, cross-border VAT, payroll cost by country, or compliance checklists. Orientation only, not filing advice. See eu-legal-compliance…
Skill Codex
Git branching strategies, Conventional Commits, hooks, code review, and release/monorepo CI. Use when designing branch strategy, enforcing commit conventions, wiring Husky/commitlint, automating releases (semantic-release/release-please), setting up CODEOWNERS/monorepo CI, or deciding rebase vs cherry-pick vs…
Skill Codex
GA4 implementation and analysis: event taxonomy, custom dimensions, key events (the 2024 rename of conversions), Google Ads import, GTM + Consent Mode v2, audiences, BigQuery export, and the Data API. Use when setting up GA4, fixing tracking/conversions, building Looker Studio reports, or querying analytics…
Skill Codex
Growth strategy and experimentation — AARRR funnels, viral/referral loop economics, PLG onboarding, experiment design, and growth metrics, with responsible-growth and privacy guardrails. Use when modeling viral/referral loops, building activation or PLG onboarding funnels, designing growth experiments, or standing up…
Skill Codex
Hire and build EU teams: country-by-country labor law (probation, notice, leave, works councils), structured interviews and scorecards, ESOP/equity tax by jurisdiction, cross-border remote setup, team design. Use when writing JDs, designing interviews, drafting offers or contracts, setting up cross-border/remote work…
Skill Codex
Influencer/creator marketing playbook: tier strategy, a 2026 budgeting model, vetting scorecard, outreach, contracts, FTC/ASA/EU compliance, and ROI/incrementality measurement. Use when planning, pricing, vetting, contracting, briefing, or measuring creator campaigns across Instagram, TikTok, YouTube, or LinkedIn.
Skill Codex
Build and revise high-converting SaaS/product/service/lead-gen landing pages: intake, copy, responsive layout, CTAs, proof sections, FAQ, and implementation-ready HTML/Tailwind/React. Use when asked to build, design, write, or improve a landing page, hero, or marketing page, or to turn an offer or brief into shippable…
Skill Codex
Design, calibrate, and implement CRM/warehouse lead & account scoring — fit + engagement models, MQL/SQL thresholds, SDR routing, decay rules, BANT/MEDDIC mapping. Use when building or tuning lead scoring in HubSpot/Salesforce/Marketo, setting MQL thresholds, validating scores against won/lost data, or adding privacy…
Skill Codex
Local SEO across Google Business Profile, Apple Business Connect, Bing Places, citations, reviews, location pages, map-pack and AI-Overview local visibility. Use when working on multi-location SEO, single-location optimization, or local pack ranking.
Skill Codex
Marketing measurement on GA4/GTM: event taxonomy, ecommerce dataLayer, key events, Consent Mode v2, server-side tagging/Measurement Protocol, UTMs, 2026 attribution, BigQuery SQL, dashboards. Use when setting up GA4/GTM, UTMs, key-event/conversion tracking, attribution, dashboards, funnel/cohort analysis, BigQuery…
Skill Codex
Launch and rank a SaaS/app/tool on marketplaces, review sites, and directories — Product Hunt, AppSumo, G2, Capterra, indie/AI directories — for visibility, reviews, and acquisition. Use when running a Product Hunt launch, an AppSumo lifetime deal, a G2/Capterra review campaign, a directory push, or a multi-channel…
Skill Codex
Consume MCP (Model Context Protocol) servers over stdio (local) or Streamable HTTP (remote): initialize handshake, call tools, read resources, get prompts, pagination/timeouts/errors, OAuth/bearer auth, plus Claude Desktop/Code, Cursor, OpenClaw config. Use when wiring an agent to an MCP server or debugging a…
Skill Codex
Build production MCP servers: tool/resource/prompt schemas (Zod/Pydantic), Streamable HTTP + stdio (spec 2025-11-25, SSE legacy), OAuth 2.1 bearer auth, FastMCP (Python) and @modelcontextprotocol/sdk (TS), Stripe + x402 v2 monetization, deploy. Use when shipping, monetizing, or deploying an MCP server or wrapping a…
Skill Codex
Production monitoring & observability stack — structured logging, Prometheus/PromQL, Grafana-as-code, OpenTelemetry tracing, tail sampling, SLOs/error budgets, incident response. Use when instrumenting a service, designing metrics/alerts/SLOs, debugging an incident, wiring traces-to-logs, or choosing Datadog vs…
Skill Codex
Ship MVPs fast: validation frameworks, scoping, build-vs-buy, realistic budgets, tech-stack selection, 3-week sprints, launch checklists, analytics/legal setup, and post-launch playbooks. Use when scoping, building, or launching an MVP and deciding what to build vs buy, what to cut, and how to validate and instrument…
Skill Codex
Next.js (App Router, v15/16) performance: Core Web Vitals, rendering/caching strategy, bundle analysis, images, fonts, edge middleware, and RUM-driven audits. Use when a Next.js app is slow, fails LCP/INP/CLS, has a bloated bundle, or you must pick SSG/ISR/SSR/streaming or migrate to Cache Components ('use cache').
Skill Codex
Production SaaS blueprint wiring Next.js 16 App Router + React 19, Tailwind v4/shadcn, Prisma 7/Postgres, Clerk/Supabase Auth, Stripe, Vercel, and Sentry into one architecture. Use when scaffolding a full-stack SaaS, choosing the App Router/RSC/state/ORM/payments layers, or reviewing one for security and serverless…
Skill Codex
On-chain EVM data analysis — Dune (DuneSQL/Trino), Etherscan V2 multichain API, The Graph, Alchemy/Infura RPC, token/holder/whale flows, DeFi & NFT metrics, mempool/MEV, dashboards. Use when querying blockchain data, building crypto dashboards, computing TVL/volume/holder distribution, or profiling wallets.
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: