215,083 that install into Codex. Same mod, same page, whichever agent you run: a URL per tool would split one page into five that compete.
Skill Claude CodeCodex
Designs and analyzes A/B tests end-to-end — frames a sharp hypothesis, computes required sample size and test duration, runs significance tests (two-proportion z-test, Welch's t-test, chi-square), reports confidence intervals and lift, and flags common pitfalls like peeking, multiple comparisons, and Simpson's…
Azzygoatcoder/agent-useful-skills
Skill Claude CodeCodex needs its repo
A read-only storage analysis tool for macOS and Windows that scans disks and creates an interactive HTML report. The report is a web page showing where storage is being used.
Skill Codex
Maintain a review-first Markdown knowledge base for Codex practices with source provenance, engineering capture, citation-aware queries, explicit archive and promotion, and deterministic linting. Use when asked to capture a durable engineering lesson, ingest Codex research, query or archive what the repository knows…
donaldrichard19-LVD/pattern-mcp
Skill Claude CodeCodex
Judge whether a UI component need should use a component from the project's own registered design system, or requires a custom build.
Skill Claude CodeCodex
Use when the user wants to create, author, write, or design a new Agent Skill (a SKILL.md) — for OpenKnowledge or for their editors — including requests like 'help me write a skill', 'make a skill that…', 'turn this workflow into a skill', or improving an existing skill's triggering and discipline. Also use when…
Skill Claude CodeCodex
Use when the user explicitly invokes the if skill or asks for a concise, laconic, no-fluff, or to-the-point answer. Do not trigger on the ordinary word or programming keyword if. Detailed, step-by-step, exhaustive, educational, or fixed-length requests activate only when they also include an explicit invocation or…
Skill Claude CodeCodex
Find Reddit threads where people are genuinely asking for what you offer, then draft short, genuinely helpful replies — disclosing your affiliation honestly and naming your product only when it truly answers the question. Two moves: discovery — scan the right subreddits for real needs (recommendation asks, expressed…
Skill Codex
Create complete Chinese 2K warm-ivory engineering-notebook explainer and promotional videos with React, TypeScript and Remotion. The default visual route is pure code-drawn composition (SVG diagrams, mascots, progressive checklists, annotation stickers) synchronized frame-accurately to Chinese TTS word timing, so…
Skill Codex
Control a local Krita session through Krita Codex MCP. Use when Codex needs to inspect or modify Krita documents, preview canvases, manage layers, paint or draw, edit selections and colors, use undo or redo, save KRA files, export PNG files, or package animation, tileset, and named-region assets.
KaguraNanaga/format-agent-skill
Skill Claude CodeCodex
A document-formatting tool for applying written rules or a Word template to a badly formatted DOCX file. DOCX is the editable document format used by Microsoft Word.
Skill Claude CodeCodex
Build a compilable type-level skeleton from a high-level architecture spec before writing any implementation logic. Use when you have an architectural assessment, design doc, or restructuring plan and need to prove the new architecture is sound before migrating code. Also use when asked to "scaffold the new…
Skill Claude CodeCodex
Use when writing, reviewing, or refactoring Go code. Provides production best practices for Go covering error handling, concurrency, naming, testing, performance, generics, iterators, and common pitfalls. Distilled from Google Go Style Guide, Uber Go Style Guide, Effective Go, and Go Code Review Comments. Updated for…
yashaiguy-dev/Sales-Page-Copywriting-Skill
Skill Claude CodeCodex
Generate battle-tested sales page copy through hostile validation, output only polished final copy.
Skill Claude CodeCodex
Prepares production launches. Use when preparing to deploy to production. Use when you need a pre-launch checklist, when setting up monitoring, when planning a staged rollout, or when you need a rollback strategy.
Skill Claude CodeCodex
Expert iOS App Store submission and approval system. 9 specialized agents providing senior App Review Team-level expertise across compliance, design, privacy, monetization, metadata, technical requirements, timing, rejection recovery, and learning. Triggers on keywords like app store, iOS submission, apple review, app…
Skill Claude CodeCodex
Principal-level cloud architecture — Well-Architected Framework pillars (operational excellence, security, reliability, performance, cost optimisation, sustainability), region/AZ/zone topology, compute and storage selection, multi-region patterns, and the disciplined decisions that turn cloud capability into…
Skill Claude CodeCodex
Use when analyzing PRD documents, concept briefs, or feature specs to create implementation plans, breaking work into epics/stories/tasks with dependencies and estimates, or generating PROJECT.md and kanban tracking.
Skill Claude CodeCodex
Initialize a new project with deep context gathering and PROJECT.md. Creates project structure, requirements, roadmap, and state.
matheuswidder/Acervo-Agents-n-Skills
Skill Claude CodeCodex
Implement secure API design patterns including authentication, authorization, input validation, rate limiting, and protection against common API vulnerabilities.
Skill Codex needs its repo
Run structured AI code review as an advisory closeout gate for local diffs, PR branches, or commits when the user asks for autoreview, Codex review, second-model review, or pre-ship validation.
Skill Claude CodeCodex
Review third-party skills and agent extensions for supply-chain risk before trusting them.
Skill Claude CodeCodex
Manage Active updates, atomic session handoffs, and human-gated Long-Term proposals. Use when asked to remember something, preserve a decision, log meaningful work, or review memory.
Skill Claude CodeCodex
Drive the autonomous research loop round after round — ask the engine which node to expand, plan there, run, read the result, repeat. Use when the user wants to keep improving a repository over many rounds, or wants autorun without an AI API key.
Skill Claude CodeCodex
Row Level Security patterns for database operations. Use when writing any database query, creating API routes that access data, implementing webhooks that write to the database, or working with user data. This project uses direct pg (node-postgres) queries with raw SQL -- no ORM.
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: