Skill Claude CodeCodex
This skill creates or updates a README.md file in the GitHub home directory of the current project. The README.md file it generates will conform to GitHub best practices, including badges, project overview, site metrics, getting started instructions, and comprehensive documentation.
Skill Claude CodeCodex
This skill generates curated, verified reference lists for textbooks with level-appropriate resources (10 for junior-high, 20 for senior-high, 30 for college, 40 for graduate). References are formatted with links, publication details, and relevance descriptions. Use this skill when working with intelligent textbooks…
Skill Claude CodeCodex
Best practices for Remotion video creation in React. Use when creating video compositions, animations, or media processing with Remotion. Covers timing, sequencing, audio, captions, transitions, 3D content, asset handling, and rendering. Triggers on Remotion components, useCurrentFrame, interpolate, Composition…
Skill Claude CodeCodex
A comprehensive pattern for handling asynchronous operations in JavaScript/TypeScript applications with automatic cleanup, graceful error handling, and memory leak prevention. Use when building async operations that need timeout control, cancellation support, retry logic, or graceful error handling.
Skill Claude CodeCodex
A comprehensive security middleware system for Next.js 13+ App Router API routes that provides authentication, rate limiting, CSRF protection, audit logging, and security headers in a composable, production-ready pattern. Use when building secure Next.js APIs that need protection against common web vulnerabilities.
Skill Claude CodeCodex
Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Claude's capabilities with specialized knowledge, workflows, or tool integrations.
Skill Claude CodeCodex
Use when user says "let's get started", "where are we", or at beginning of a session. Reads project context from CLAUDE.md, checks git status and recent commits, and provides orientation for the session. Works across all repo types (code, research, mixed).
Skill Claude CodeCodex
Complete guide to integrating Supabase with Next.js 13+ App Router, including authentication, database setup, Row Level Security (RLS), and common patterns for production apps. Use when starting a new Next.js project with Supabase, need authentication with social providers, or building apps with user-specific data.
Skill Claude CodeCodex
This skill generates interactive timeline visualizations using the vis-timeline JavaScript library. Use this skill when users need to create historical timelines, project timelines, event sequences, or any chronological data visualization with optional category filtering. The skill creates a complete MicroSim package…
Skill Claude CodeCodex
Extract tweet series from X/Twitter profiles with full content, links, and engagement metrics. Use when: (1) User provides a tweet URL and wants similar tweets by the same author, (2) User asks to "extract tweets", "collect tweet series", or "scrape tweets", (3) User wants to analyze a user's recurring tweet format…
Skill Claude CodeCodex
A comprehensive pattern for building type-safe forms and API validation using Zod, with automatic error formatting, runtime type checking, and seamless TypeScript integration. Use when building forms with client-side and server-side validation, validating API request/response payloads, creating reusable validation…
Skill Claude CodeCodex
This skill generates interactive Venn diagram visualizations using the venn.js JavaScript library. Use this skill when users request creating Venn diagrams, set visualizations, overlap diagrams, or comparison charts for educational textbooks. The skill creates complete MicroSim packages with standalone HTML files…
Skill Claude CodeCodex
React and Next.js performance optimization guidelines from Vercel Engineering. This skill should be used when writing, reviewing, or refactoring React/Next.js code to ensure optimal performance patterns. Triggers on tasks involving React components, Next.js pages, data fetching, bundle optimization, or performance…
Skill Claude CodeCodex
This skill should be used when users want professional SDLC practices with automated git workflows, intelligent code review, and project management without rigid processes. Orchestrates specialized agents for feature development, branch management, language-specific code review, and GitHub integration. Ideal for…
Skill Claude CodeCodex
Create an educational MicroSim using the vis-network JavaScript library. Each MicroSim is a directory located in the /docs/sims folder. It has a main.html file that can be referenced with an iframe. The main.html file imports the main JavaScript code to run the educational MicroSim.
Skill Claude CodeCodex
Deploy a Node app to a VPS with build ordering, health checks, and a sentinel wired in. Use when setting up deployment for a VPS-hosted app, when a deploy shipped stale code or wedged on a git conflict, when a deploy reports success but the app is down, or when auditing existing deploy scripts for missing safety…
Skill Claude CodeCodex
Use when user says "let's wrap up", "close shop", "done for today", or wants to end a session. Handles session wrap-up including git operations, documentation updates, roadmap updates, and preparing for next session. Works across all repo types.
Skill Claude CodeCodex
Write newsletter articles for The Hybrid Builder (chatwithgpt.substack.com) with intelligent cross-referencing of the full article archive. Includes sitemap-based article cache with theme indexing, reference suggestions, session transcript export, and cover image generation. Use when asked to write a blog post…
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: