Agent Skills that automate the work of running a startup, end-to-end. One new skill daily.
Skill Claude CodeCodex
Write, audit, and fix cold outbound email — targeted B2B outreach that actually reaches an inbox and earns a reply. Covers the three things that decide the outcome: sending-domain authentication (SPF, DKIM, DMARC, alignment, and the Google/Yahoo/Microsoft bulk-sender rules), the legal requirements that differ by…
Skill Claude CodeCodex
Run a rigorous conversion rate optimization audit on a real landing page, signup flow, or checkout — measuring the page in a browser and against analytics data rather than scoring it against a generic checklist — then produce prioritized fixes with lift ranges, and an experiment plan with the sample size and duration…
Skill Claude CodeCodex
Build investor-grade pitch decks as HTML rendered to a 16:9 PDF — a dark editorial design system, a narrative arc that earns each slide, and "product artifact" visuals (fabricated-but-plausible UI, logs, graphs, boards) instead of stock imagery or clip art. Use this whenever the user wants a pitch deck, investor deck…
Skill Claude CodeCodex
Run a rigorous SEO audit on a real website using Google Search Console data pulled through an MCP connector, combining GSC performance analysis (striking-distance queries, CTR gaps against the site's own position curve, keyword cannibalization, traffic-decay diagnosis, index coverage) with on-page and technical…
Skill Claude CodeCodex
Turn a product idea, PRD, or existing codebase into a complete, buildable wireframe package - a screen inventory, low-fi HTML wireframes, a machine-readable screens.json contract, and a spec doc that a coding agent can build from 1:1. Use whenever someone asks to wireframe an app, mock up screens, plan a UI before…
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: