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139 Claude Code skills across 20 categories — transform your AI assistant into a team of senior specialists. 10 free skills included. Frontend, Backend, DevOps, AI/ML, SEO, CRO, Marketing & more.

A Claude / Cowork / Claude Code plugin for CRO audits, deep sourced research, conversion copywriting, positioning, and render-safe reporting.

Scimplify — independent third-party profile of a public API surface, by API Evangelist. Scimplify is a Bengaluru-based advanced specialty chemicals company that combines deep chemical expertise, software, and global manufacturing capacity to make complex chemical supply predictable at scale.

Ecommerce Growth Toolkit — a Hermes Agent plugin pack: 11 skills for SEO reports, security audits, keyword research, CRO, pricing & email marketing.

A sourced register of ecommerce conversion benchmarks: sample size, period, metric definition and exclusions behind every published figure.

A practical framework for turning market opportunity into measurable growth across demand generation, performance marketing, SEO, CRO, lifecycle, analytics and revenue.

Free no-signup SaaS pricing page confidence checklist with scoring and export.

A real-world growth case connecting paid acquisition, CRO, segmentation, lifecycle and funnel optimisation to customer growth.

Website for ReFreshly, a marketplace for discounted surplus food.

15 free Claude marketing skills for Claude Code. SEO, keyword research, CRO, content strategy, landing pages, short-form video, and anti-slop quality gates.

ConvertIQ — one-click CRO audit for SaaS landing pages. Get a conversion score and ranked fixes in 10 seconds. Free Chrome extension, landing page + docs.

Premium single-file B2B SaaS landing page demo (fictional brand: SyncFlow AI). Hand-built HTML/CSS/vanilla JS, no framework, no build step. A frontend & CRO showcase.

AI has opinions. Humans have proof. An agent skill that split tests every material website change on real visitors instead of shipping guesses.

Secret Santa script with Crypto.com referral link redirect

Social proof popups with a live map of every visitor. Zero dependencies, one script tag.

AI-powered Shopify CRO Auditor built with FastAPI, Playwright and React that analyzes Shopify stores, extracts CRO signals and generates evidence-backed audit reports.

Fernando Fidelis — CRO, Growth, digital products, and AI automation

Agent skill: website and landing page messaging and copy, from positioning and value proposition to hero, CTA, objection handling, CRO review and A/B variants. Install with npx.

81 SEO and content skills for Claude — AI search (GEO/AEO/LLMO), technical SEO, ecommerce, hreflang, images, backlinks, local, Search Console, CRO and a full blog pipeline. One skill per purpose, no overlaps.

Clinical data QC and ADaM-style lab derivation pipeline using Python and Pandas.