Opinionated, cross-agent rules and skills for AI coding agents — one npx install into Cursor, Claude Code, Codex, OpenCode & Copilot.
Skill Claude CodeCodex
Author Skills (SKILL.md) and rules/instructions across Claude Code, Cursor, OpenCode, Codex, and GitHub Copilot. Covers frontmatter, file layout, activation model, cross-platform mirroring, and the universal craft: progressive disclosure, trigger-rich descriptions (context pointers), leading words, token budget…
Skill Claude CodeCodex
Stealth browser fallback using CloakBrowser (custom-compiled Chromium with C++ source-level fingerprint patches). Use when the built-in browser tool or Chrome DevTools fails due to bot detection, Cloudflare/Turnstile walls, reCAPTCHA, 403/429/"access denied"/"are you human" interstitials, or empty/ blocked responses.…
Skill Claude CodeCodex
Runs a checkpoint-gated decision process for consequential, forward-looking design choices. Use only when the user explicitly invokes deep-deliberation to compare approaches, challenge assumptions, and reach an evidence-grounded recommendation before implementation. Use dissect instead to audit an existing system or…
Skill Claude CodeCodex
Evidence-driven dissection of an existing service, written plan, or codebase area. Interrogates every entity (table, field, component, endpoint, module, boundary) against ground truth from multiple sources at once, red-teams each verdict devil's-advocate style, and arrives at the minimal-build optimization plan. Runs…
Skill Claude CodeCodex
Write clear, scannable documentation using a research-first, phase-separated workflow. Covers READMEs, doc sites, API references, migration guides, and technical markdown. Uses web search for up-to-date facts and delegates broad repo reads to an explore subagent before drafting. Use when the user asks for…
Skill Claude CodeCodex
Expert SEO advisor for modern search optimization. Covers technical SEO audits, crawlability, semantic SEO, E-E-A-T, digital PR, GEO (Generative Engine Optimization), RAG optimization, and multi-engine (Google + Bing) strategy. Use for: technical audits, on-page SEO, semantic search, keyword intent, link building…
Skill Claude CodeCodex
Apply psychological principles and behavioral design to product copy, onboarding flows, landing pages, feature descriptions, CTAs, and pricing tiers. Covers cognitive biases (loss aversion, social proof, anchoring, paradox of choice, Zeigarnik effect, IKEA effect, reciprocity, commitment & consistency) and the Fogg…
Skill Claude CodeCodex
AI media generation via Fal.ai: images, video, upscale, edits. Produces Instagram ad creative using a dual-model pipeline — runs Nano Banana Pro Edit AND Ideogram v4 Image-to-Image side-by-side for every concept, giving the user two takes per brief at negligible cost ($0.28/concept). Always uses image-to-image when a…
Skill Claude CodeCodex
Expert guide for the NotebookLM CLI (nlm) and MCP server. Covers authentication, notebook management, source addition (URLs, YouTube, text, Drive, files), content generation (audio, video, report, quiz, flashcards, mind map, slides, infographic, data table), research, artifact management, and automation workflows.…
Skill Claude CodeCodex
Release and deploy via GitHub tags and GitHub Actions (not every commit). Creates production releases from main and beta releases from staging using the GitHub CLI. Use when the user asks to release, ship, deploy, cut a version, tag a release, publish beta/production, create a GitHub Release, or bump a semver tag. On…
Skill Claude CodeCodex
Audit and optimize public-facing web pages for search engines and AI search. Covers technical SEO audits (crawlability, Core Web Vitals, structured data), local SEO (LocalBusiness schema, geo-metadata), on-page signals (title tags, meta descriptions, heading hierarchy), and AI search readiness (GEO, llms.txt…
Skill Claude CodeCodex
Startup marketing advisor for bootstrapped founders and indie hackers. Covers go-to-market strategy, audience building (Reddit, Twitter/X, YouTube, TikTok), AI marketing automation (agentic growth ops), Engineering as Marketing (free tools), pre-launch validation, distribution playbooks, and monetization.
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: