Open-source multi-tenant LMS for creators and schools: sell courses on your own subdomain. Next.js 16 + React 19 + Supabase (RLS) + Stripe Connect, an AI tutor over MCP, gamification, certificates, i18n (en/es). Self-hostable.
Skill Claude CodeCodex
Build, modify, debug, migrate, review, or verify TypeScript MCP servers and MCP Apps with mcp-use. Use for tools, resources, prompts, middleware, Views, authentication, Skills over MCP, scaffolding, and advanced features.
Skill Claude CodeCodex
Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools. Use when building MCP servers to integrate external APIs or services, whether in Python (FastMCP) or Node/TypeScript (MCP SDK).
Skill Claude CodeCodex
Next.js best practices - file conventions, RSC boundaries, data patterns, async APIs, metadata, error handling, route handlers, image/font optimization, bundling.
Skill Claude CodeCodex
Expert integration of Supabase Auth with Next.js App Router Use when: supabase auth next, authentication next.js, login supabase, auth middleware, protected route.
Skill Claude CodeCodex
Normalize design to match your design system and ensure consistency.
Skill Claude CodeCodex
Design or improve onboarding flows, empty states, and first-time user experiences. Helps users get started successfully and understand value quickly.
Skill Claude CodeCodex
Improve interface performance across loading speed, rendering, animations, images, and bundle size. Makes experiences faster and smoother.
Skill Claude CodeCodex
Final quality pass before shipping. Fixes alignment, spacing, consistency, and detail issues that separate good from great.
Skill Claude CodeCodex
Watch an open pull request you authored until it merges — poll it on an in-session cron for reviewer feedback, answer questions on the thread, implement requested changes and push them, iterate until approved, then merge, run the ship-pr close-out comments, settle the project board to Done, post a "merged" note to…
Skill Claude CodeCodex
Tone down overly bold or visually aggressive designs. Reduces intensity while maintaining design quality and impact.
Skill Claude CodeCodex
Security code review for vulnerabilities. Use when asked to "security review", "find vulnerabilities", "check for security issues", "audit security", "OWASP review", or review code for injection, XSS, authentication, authorization, cryptography issues. Provides systematic review with confidence-based reporting.
Skill Claude CodeCodex
Find and fix issues from Sentry using MCP. Use when asked to fix Sentry errors, debug production issues, investigate exceptions, or resolve bugs reported in Sentry. Methodically analyzes stack traces, breadcrumbs, traces, and context to identify root causes.
Skill Claude CodeCodex
Full Sentry SDK setup for Next.js. Use when asked to "add Sentry to Next.js", "install @sentry/nextjs", or configure error monitoring, tracing, session replay, logging, profiling, AI monitoring, or crons for Next.js applications. Supports Next.js 13+ with App Router and Pages Router.
Skill Claude CodeCodex
Manages shadcn components and projects — adding, searching, fixing, debugging, styling, and composing UI. Provides project context, component docs, and usage examples. Applies when working with shadcn/ui, component registries, presets, --preset codes, or any project with a components.json file. Also triggers for…
Skill Claude CodeCodex
Take an implemented branch to a reviewable pull request — author a template-compliant PR body with a QA script, open it as a draft with labels/milestone/assignee mirrored from the issue, link it to the project board, flip it to ready only when it's genuinely reviewable, announce it on Slack with a reviewer mention (if…
Skill Claude CodeCodex
Create new skills, modify and improve existing skills, and measure skill performance. Use when users want to create a skill from scratch, edit, or optimize an existing skill, run evals to test a skill, benchmark skill performance with variance analysis, or optimize a skill's description for better triggering accuracy.
Skill Claude CodeCodex
Interactive wizard to choose which sounds Claude Code plays and when — pick a pack (tiktok, zelda, mario), remap any event, add custom text triggers, and preview each sound out loud before committing. Use when the user wants to customize, change, mute or set up claude-sounds notification sounds.
Skill Claude CodeCodex
Postgres performance optimization and best practices from Supabase. Use this skill when writing, reviewing, or optimizing Postgres queries, schema designs, or database configurations.
Skill Claude CodeCodex
Use when doing ANY task involving Supabase. Triggers: Supabase products (Database, Auth, Edge Functions, Realtime, Storage, Vectors, Cron, Queues); client libraries and SSR integrations (supabase-js, @supabase/ssr) in Next.js, React, SvelteKit, Astro, Remix; auth issues (login, logout, sessions, JWT, cookies…
Skill Claude CodeCodex
One-time setup that gathers design context for your project and saves it to your AI config file. Run once to establish persistent design guidelines.
Skill Claude CodeCodex
Teach the user a new skill or concept, within this workspace.
Skill Claude CodeCodex
Report back at the lowest possible cognitive load — the user is juggling six other chats and reads your message in a two-second glance. Drop articles, pronouns, copulas, and hedges; lead with the verdict; keep only the words that carry information. Use when the user asks for "terse mode", "caveman speak", "be…
Skill Claude CodeCodex
Produce visual proof of a UI change and post it to the pull request — "before" screenshots captured while the code is still untouched, a recorded GIF of the changed flow, matching "after" screenshots, and the private-repo browser-upload dance to attach them as a PR comment. Use whenever a change touches anything a…
Skill Claude CodeCodex
React composition patterns that scale. Use when refactoring components with boolean prop proliferation, building flexible component libraries, or designing reusable APIs. Triggers on tasks involving compound components, render props, context providers, or component architecture. Includes React 19 API changes.
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: